@prefix : . @prefix qb: . @prefix dct: . @prefix owl: . @prefix rdf: . @prefix xml: . @prefix xsd: . @prefix dcat: . @prefix foaf: . @prefix qudt: . @prefix prov: . @prefix rdfs: . @prefix skos: . @prefix stat: . @prefix schema: . @prefix af-inspire: . @prefix act-inspire: . @prefix foodie: . @prefix saref4agri: . @prefix common: . @prefix fiware: . @prefix fiware-agrifood: . @prefix fiware-weather: . @prefix iso19109: . @prefix iso19150-2: . @prefix iso19103: . @prefix geo: . @prefix ssn: . @prefix sosa: . @prefix saref: . @prefix cf-feature: . @prefix quantity: . @prefix cf: . @prefix qu: . @prefix dim: . @prefix time: . @base . a owl:Ontology ; owl:versionIRI ; dct:contributor [ schema:affiliation [ foaf:name "OGC" ] ; foaf:name "Rob Atkinson" ] , [ schema:affiliation [ foaf:name "ICCS" ] ; foaf:name "Ioanna Roussaki" ] , [ schema:affiliation [ foaf:name "ICCS" ] ; foaf:name "George Routis" ] ; dct:creator [ schema:affiliation [ foaf:name "PSNC" ] ; rdfs:seeAlso ; foaf:name "Raul Palma" ] ; owl:imports ; dct:description "The DEMETER AgriProperty is one of the agri profiles of DEMETER AIM. This profile was created by reusing and aligning well-known ontologies and vocabularies"@en ; dct:rights "This vocabulary is distributed under Creative Commons Attribution 4.0 License - http://creativecommons.org/licenses/by/4.0"@en ; dct:title "DEMETER AgriProperty"@en ; rdfs:label "DEMETER AgriProperty" ; rdfs:comment "The DEMETER Agriculture Information Model (AIM) is the common vocabulary in DEMETER project providing the basis for semantic interoperability across smart farming solutions"@en ; owl:versionInfo "3.5" ; skos:historyNote "V3.5: re-aligns with v4.1.1 of SAREF core model"@en ; foaf:maker [ foaf:homepage ; foaf:name "DEMETER project" ] . ################################################################# # Annotation properties ################################################################# ################################################################# # Datatypes ################################################################# ################################################################# # Object Properties ################################################################# ### https://saref.etsi.org/core/isControlledByDevice # deprecated #saref:isControlledByDevice a owl:ObjectProperty ; # rdfs:isDefinedBy ; # rdfs:comment "A relationship specifying the devices that can control a certain property" ; # rdfs:label "is controlled by device"@en . ### https://saref.etsi.org/core/isMeasuredByDevice # deprecated #saref:isMeasuredByDevice a owl:ObjectProperty ; # rdfs:isDefinedBy ; # rdfs:comment "A relationship specifying the devices that can measure a certain property" ; # rdfs:label "is measured by device"@en . ### https://saref.etsi.org/core/relatesToMeasurement # deprecated #saref:relatesToMeasurement a owl:ObjectProperty ; # rdfs:isDefinedBy ; # rdfs:comment "A relationship between a property and the measurements it relates to" ; # rdfs:label "relates to measurement"@en . ### https://saref.etsi.org/core/relatesToProperty # deprecated #saref:relatesToProperty a owl:ObjectProperty ; # rdfs:isDefinedBy ; # rdfs:comment "A relationship between a measurement and the property it relates to" ; # rdfs:label "relates to property"@en . ### https://saref.etsi.org/core/makesMeasurement # deprecated #saref:makesMeasurement a owl:ObjectProperty ; # owl:inverseOf saref:measurementMadeBy ; # rdfs:isDefinedBy ; # rdfs:comment "A relation between a device and the measurements it makes. Such measurement will link together the value of the measurement, its unit of measure and the property to which it relates." ; # rdfs:label "makes measurement"@en . ### https://saref.etsi.org/core/measurementMadeBy # deprecated #saref:measurementMadeBy a owl:ObjectProperty ; # rdfs:comment "Relation between a measurement and the device that made it."@en ; # rdfs:isDefinedBy ; # rdfs:label "measurement made by"@en . ### https://saref.etsi.org/core/controlsProperty # deprecated #saref:controlsProperty a owl:ObjectProperty ; # rdfs:isDefinedBy ; # rdfs:comment "A relationship specifying the Property that can be controlled by a certain Device"; # rdfs:label "controls property"@en . # ### https://saref.etsi.org/core/measuresProperty # deprecated #saref:measuresProperty a owl:ObjectProperty ; # rdfs:isDefinedBy ; # rdfs:comment "A relationship specifying the Property that can be measured by a certain Device" ; # rdfs:label "measures property"@en . ### https://saref.etsi.org/core/hasFeatureOfInterest # deprecated #saref:hasFeatureOfInterest a owl:ObjectProperty ; # owl:inverseOf saref:isFeatureOfInterestOf ; # rdfs:comment "Relation between a measurement and the feature of interest being measured."@en ; # rdfs:isDefinedBy ; # rdfs:label "has feature of interest"@en . ### https://saref.etsi.org/core/isFeatureOfInterestOf # deprecated #saref:isFeatureOfInterestOf a owl:ObjectProperty ; # rdfs:comment "Relation betwwen a feature of interest and the measurments that are about it."@en ; # rdfs:isDefinedBy ; # rdfs:label "is feature of interest of"@en . ### https://saref.etsi.org/core/isMeasuredIn saref:isMeasuredIn a owl:ObjectProperty ; rdfs:comment "A relationship identifying the unit of measure used for a certain entity."@en ; rdfs:label "is measured in"@en ; skos:historyNote "V3.2.1: Relaxed domain of saref:isMeasuredIn so it can apply to saref:PropertyValue as well as saref:Measurement. The new range will be enforced in the next major revision of SAREF."@en . ### https://saref.etsi.org/core/madeBy saref:madeBy a owl:ObjectProperty ; owl:inverseOf saref:madeExecution ; rdfs:label "made by"@en ; rdfs:comment "Links a procedure execution to the entity (e.g., device) that made it."@en ; rdfs:domain saref:ProcedureExecution ; rdfs:range saref:FeatureOfInterest ; skos:historyNote "V3.2.1: Introduce saref:madeBy (resp. saref:madeExecution) as generalization of saref:measurementMadeBy (resp. saref:makesMeasurement)."@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/madeExecution saref:madeExecution a owl:ObjectProperty ; owl:inverseOf saref:madeBy ; rdfs:label "made execution"@en ; rdfs:comment "Links an entity (e.g., device) to the procedure execution it made."@en ; rdfs:domain saref:FeatureOfInterest ; rdfs:range saref:ProcedureExecution . ### https://saref.etsi.org/core/controls saref:controls a owl:ObjectProperty ; owl:inverseOf saref:isControlledBy ; rdfs:label "controls"@en ; rdfs:comment "Links a device, function, command, or procedure execution, to the feature, property, or state, it controls."@en ; skos:historyNote "V3.2.1: Introduced property saref:controls, as sub-property of saref:targets. and generalization of saref:controlsProperty."@en . ### https://saref.etsi.org/core/isControlledBy saref:isControlledBy a owl:ObjectProperty ; owl:inverseOf saref:controls ; rdfs:label "is controlled by"@en ; rdfs:comment "Links a feature, property, or state, to the device, function, command, or procedure execution, that controls it."@en ; skos:historyNote "V3.2.1: Introduced property saref:isControlledBy."@en . ### https://saref.etsi.org/core/observes saref:observes a owl:ObjectProperty ; owl:inverseOf saref:isObservedBy ; rdfs:label "observes"@en ; rdfs:comment "Links a device, function, command, or procedure execution, to the feature, property, or state, it observes."@en ; skos:historyNote "V3.2.1: Introduced property saref:observes, as sub-property of saref:targets. and generalization of measures."@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/isObservedBy saref:isObservedBy a owl:ObjectProperty ; owl:inverseOf saref:observes ; rdfs:label "is observed by"@en ; rdfs:comment "Links a feature, property, or state, to the device, function, command, or procedure execution, that observes it."@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/hasProperty saref:hasProperty a owl:ObjectProperty ; owl:inverseOf saref:isPropertyOf ; rdfs:label "has property"@en ; rdfs:comment "Links a feature kind or a feature of interest to one of its properties."@en ; skos:historyNote "V3.2.1: applicability of saref:hasProperty is relaxed to also saref:FeatureKind"@en ; rdfs:domain [ a owl:Class ; owl:unionOf ( saref:FeatureKind saref:FeatureOfInterest ) ] ; rdfs:range saref:Property ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/isPropertyOf saref:isPropertyOf a owl:ObjectProperty ; owl:inverseOf saref:hasProperty ; rdfs:label "is property of"@en ; rdfs:comment "Links a property to the feature kind or feature of interest it is a property of."@en ; rdfs:domain saref:Property ; rdfs:range [ a owl:Class ; owl:unionOf ( saref:FeatureKind saref:FeatureOfInterest ) ] ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/hasResult saref:hasResult a owl:ObjectProperty ; rdfs:label "has result"@en ; rdfs:comment "Links a procedure execution (e.g., an observation) to its result (e.g., a property value)."@en ; rdfs:domain saref:ProcedureExecution ; skos:historyNote "V3.2.1: Introduced saref:hasResult as part of general will to make SAREF and SOSA/SSN converge."@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/hasPhenomenonTime saref:hasPhenomenonTime a owl:ObjectProperty ; rdfs:label "has phenomenon time"@en ; rdfs:comment "Links a procedure execution to the time that the result applies. It may be an interval or an instant, or some other compound temporal entity expressed using OWL Time."@en ; rdfs:range time:TemporalEntity ; skos:historyNote "V3.2.1: Introduced saref:hasPhenomenonTime as part of general will to make SAREF and SOSA/SSN converge."@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/hasProfile saref:hasProfile a owl:ObjectProperty ; owl:inverseOf saref:isProfileOf ; rdfs:label "has profile"@en ; rdfs:comment "Links a device to its profile. Its inverse is saref:isProfileOf. The device should be linked to a certain commodity using OP saref:consumes, saref:produces, or saref:stores, and optionally to some property or state using OP saref:targets or its sub-properties."@en ; rdfs:domain [ a owl:Class ; owl:unionOf ( saref:DeviceKind saref:Device ) ] ; rdfs:range saref:Profile ; skos:historyNote "V3.2.1: Relaxed domain of saref:hasProfile to saref:FeatureKind or saref:Device"@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/isProfileOf saref:isProfileOf a owl:ObjectProperty ; owl:inverseOf saref:hasProfile ; rdfs:label "is profile of"@en ; rdfs:comment "Links a profile to the device it describes. The device should be linked to a certain commodity using OP saref:consumes, saref:produces, or saref:stores, and optionally to some property or state using OP saref:targets or its sub-properties."@en ; rdfs:domain saref:Profile ; rdfs:range [ a owl:Class ; owl:unionOf ( saref:DeviceKind saref:Device ) ] ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/hasApplicableTime saref:hasApplicableTime a owl:ObjectProperty ; rdfs:label "has applicable time"@en ; rdfs:comment "Links an entity (e.g., a profile) to an instant or interval or other compound temporal entity expressed using OWL Time, which bounds temporally the applicable context of that entity."@en ; rdfs:range [ a owl:Class ; owl:unionOf ( time:TemporalEntity time:TemporalPosition ) ] ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/whenPropertyValue saref:whenPropertyValue a owl:ObjectProperty ; rdfs:label "when property value"@en ; rdfs:comment "Links a profile to a property value that contributes to restricting its applicable context."@en ; rdfs:domain saref:Profile ; rdfs:range saref:PropertyValue ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/profileHasPrice # there is mismatch in saref - definition is profileHasPrice but hasPrice is used in s4energy saref:profileHasPrice a owl:ObjectProperty ; rdfs:label "has price"@en ; rdfs:comment "Links a profile to the money earned (negative values) or paid (positive values) for the use (production or consumption) of the commodity by the device"@en ; rdfs:domain saref:Profile ; rdfs:range saref:PropertyValue ; rdfs:isDefinedBy . ### http://foodie-cloud.com/model/foodie#quantitativeProperty foodie:quantitativeProperty a owl:ObjectProperty ; rdfs:range iso19103:Measure ; skos:prefLabel "quantitativeProperty"@en ; rdfs:label "quantitativeProperty" ; rdfs:comment "Relation between a PropertyType and Measure" ; rdfs:isDefinedBy . ### http://foodie-cloud.com/model/foodie#propertyType foodie:propertyType a owl:ObjectProperty ; rdfs:range foodie:PropertyTypeValue ; skos:prefLabel "propertyType"@en ; rdfs:label "propertyType" ; rdfs:comment "Relation between a PropertyType and PropertyTypeValue" ; rdfs:isDefinedBy . ### http://foodie-cloud.com/model/foodie#productionProperty foodie:productionProperty a owl:ObjectProperty ; rdfs:range foodie:PropertyType ; skos:prefLabel "productionProperty"@en ; rdfs:label "productionProperty" ; rdfs:comment "Relation between a ProductionType and PropertyType" ; rdfs:isDefinedBy . ### http://foodie-cloud.com/model/foodie#soilProperty foodie:soilProperty a owl:ObjectProperty ; rdfs:range foodie:PropertyType ; skos:prefLabel "soilProperty"@en ; rdfs:label "soilProperty" ; rdfs:comment "Relation between a ManagementZone and PropertyType" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Agrifood/hasAgriParcel fiware-agrifood:hasAgriParcel a owl:ObjectProperty ; rdfs:label "hasAgriParcel"@en ; rdfs:comment "A reference to the AgriParcel" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/refDevice fiware-weather:refDevice a owl:ObjectProperty ; rdfs:label "refDevice"@en ; rdfs:comment "A reference to the device(s) which captured this observation." ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/refPointOfInterest fiware-weather:refPointOfInterest a owl:ObjectProperty ; rdfs:label "refPointOfInterest"@en ; rdfs:comment "Point of interest related to the item" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Agrifood/hasDevice fiware-agrifood:hasDevice a owl:ObjectProperty ; rdfs:label "hasDevice"@en ; rdfs:comment "Reference to the IoT devices associated with this [entity] i.e. sensors, controls." ; rdfs:isDefinedBy , . ################################################################# # Data properties ################################################################# ### https://saref.etsi.org/core/hasValue saref:hasValue a owl:DatatypeProperty ; rdfs:comment "Value of a property value expressed as an RDF literal. Note that, even if decimal values are expected, values could use other datatypes."@en ; rdfs:label "has value"@en ; skos:historyNote "V3.2.1: Clarified definition of saref:hasValue."@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/hasResultTime saref:hasResultTime a owl:DatatypeProperty ; rdfs:label "has result time"@en ; rdfs:comment "Links a procedure execution to the instant of time when the activity was completed, expressed as an xsd:dateTime literal."@en ; rdfs:domain saref:ProcedureExecution ; rdfs:range xsd:dateTime ; skos:historyNote "V3.2.1: Introduced saref:hasResultTime as part of general will to make SAREF and SOSA/SSN converge."@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/hasTimestamp saref:hasTimestamp a owl:DatatypeProperty ; rdfs:label "has timestamp"@en ; rdfs:comment "Links a procedure execution or a profile to an instant."@en ; skos:note "When the execution time and the phenomenon time are the same time instants, then DP saref:hasTimestamp can be used to simply link a procedure execution to the time of these instants, expressed as an xsd:dateTime literal."@en ; skos:note "Applied on a profile, it describes the applicable instant of that profile"@en ; rdfs:domain [ a owl:Class ; owl:unionOf ( saref:ProcedureExecution saref:Profile ) ] ; rdfs:range xsd:dateTime ; skos:historyNote "V3.2.1: Tried to clarify definition of saref:hasTimestamp. Still unclear."@en ; rdfs:isDefinedBy . ### http://foodie-cloud.com/model/foodie#propertyName foodie:propertyName a owl:DatatypeProperty ; rdfs:range xsd:string ; skos:prefLabel "propertyName"@en ; rdfs:label "propertyName" ; rdfs:comment "The name of an agricultural property" ; rdfs:isDefinedBy . ### http://foodie-cloud.com/model/foodie#nonQuantitativeProperty foodie:nonQuantitativeProperty a owl:DatatypeProperty ; rdfs:range xsd:string ; skos:prefLabel "nonQuantitativeProperty"@en ; rdfs:label "nonQuantitativeProperty" ; rdfs:comment "The name of a non quantitative property " ; rdfs:isDefinedBy . ### http://foodie-cloud.com/model/foodie#analysisDate foodie:analysisDate a owl:DatatypeProperty ; rdfs:range xsd:dateTime ; skos:prefLabel "analysisDate"@en ; rdfs:label "analysisDate" ; rdfs:comment "The date/time of a recorded analysis" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Agrifood/soilTemperature fiware-agrifood:soilTemperature a owl:DatatypeProperty ; rdfs:label "soilTemperature"@en ; rdfs:comment "TThe observed soil temperature nominally in degrees centigrade. Units:'degrees centigrade'" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Agrifood/soilMoistureVwc fiware-agrifood:soilMoistureVwc a owl:DatatypeProperty ; rdfs:label "soilMoistureVwc"@en ; rdfs:comment "Measured as Volumetric Water Content, VWC as a percentage. 0 ≤soilMoistureVwc ≤ 1" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Agrifood/soilMoistureEc fiware-agrifood:soilMoistureEc a owl:DatatypeProperty ; rdfs:label "soilMoistureEC"@en ; rdfs:comment "Measured as Electrical Conductivity, EC nominally in units of Siemens per meter. Units:'siemens / m'" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/temperature fiware-weather:temperature a owl:DatatypeProperty ; rdfs:label "temperature"@en ; rdfs:comment "Temperature of the item. Prev: The observed air temperature (in the shade) nominally in degrees centigrade." ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Agrifood/solarRadiation fiware-agrifood:solarRadiation a owl:DatatypeProperty ; rdfs:label "solarRadiation"@en ; rdfs:comment "Instantaneous solar radiation measured in kW/m2. Units:'kW/m2'" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Agrifood/relativeHumidity fiware-agrifood:relativeHumidity a owl:DatatypeProperty ; rdfs:label "relativeHumidity"@en ; rdfs:comment "Relative Humidity a number between 0 and 1 representing the range of 0% to 100%. 0 ≤ relativeHumidity ≤ 1" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dateObserved fiware:dateObserved a owl:DatatypeProperty ; rdfs:range xsd:dateTime ; rdfs:label "date observed"@en ; rdfs:comment "Date of the observed entity defined by the user" ; rdfs:isDefinedBy . ### https://uri.fiware.org/ns/data-models#dateObserved # fiware:dateObserved a owl:DatatypeProperty ; # rdfs:range xsd:dateTime ; # rdfs:label "dateObserved"@en ; # rdfs:comment "The date and time of this observation in ISO8601 UTCformat. It can be represented by an specific time instant or by an ISO8601 interval." ; # rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/weatherType fiware-weather:weatherType a owl:DatatypeProperty ; rdfs:label "weatherType"@en ; rdfs:comment "Text description of the weather. Prev: The observed weather type. It is represented by a comma separated list of weather statuses, for instance overcast, lightRain." ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/dewPoint fiware-weather:dewPoint a owl:DatatypeProperty ; rdfs:label "dewPoint"@en ; rdfs:comment "The dew point encoded as a number. Observed temperature to which air must be cooled to become saturated with water vapor" ; rdfs:isDefinedBy . ### https://uri.fiware.org/ns/data-models#visibility fiware-weather:visibility a owl:DatatypeProperty ; rdfs:label "visibility"@en ; rdfs:comment "Categories of visibility. Prev: Visibility reported (veryPoor, poor, moderate, good, veryGood, excellent)" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/airTemperatureForecast fiware-weather:airTemperatureForecast a owl:DatatypeProperty ; rdfs:label "airTemperatureForecast"@en ; rdfs:comment "Forecasted value of air temperature over a certain duration in future" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/relativeHumidity fiware-weather:relativeHumidity a owl:DatatypeProperty ; rdfs:label "relativeHumidity"@en ; rdfs:comment "Humidity in the Air. Observed instantaneous relative humidity (water vapour in air)" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/precipitation fiware-weather:precipitation a owl:DatatypeProperty ; rdfs:label "precipitation"@en ; rdfs:comment "Amount of water rain registered. Units:'Liters per square meter'" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/windDirection fiware-weather:windDirection a owl:DatatypeProperty ; rdfs:label "windDirection"@en ; rdfs:comment "Direction of the wind bet" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/windSpeed fiware-weather:windSpeed a owl:DatatypeProperty ; rdfs:label "windSpeed"@en ; rdfs:comment "Intensity of the wind." ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/atmosphericPressure fiware-weather:atmosphericPressure a owl:DatatypeProperty ; rdfs:label "atmosphericPressure"@en ; rdfs:comment "The atmospheric pressure observed measured in Hecto Pascals. Units:'Hecto pascals'" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/pressureTendency fiware-weather:pressureTendency a owl:DatatypeProperty ; rdfs:label "pressureTendency"@en ; rdfs:comment "Is the pressure rising or falling? It can be expressed in quantitative terms or qualitative terms (raising, falling, steady)" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/solarRadiation fiware-weather:solarRadiation a owl:DatatypeProperty ; rdfs:label "solarRadiation"@en ; rdfs:comment "The solar radiation observed measured in Watts per square. Units:'w/m2'" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/illuminance fiware-weather:illuminance a owl:DatatypeProperty ; rdfs:label "illuminance"@en ; rdfs:comment "The illumninance observed measured in lux (lx) or lumens per square metre (cd·sr·m−2)" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/streamGauge fiware-weather:streamGauge a owl:DatatypeProperty ; rdfs:label "streamGauge"@en ; rdfs:comment "The water level surface elevation observed by Hydrometric measurement sensors, namely a Stream Gauge expressed in centimeters. Units:'centimeters'" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/snowHeight fiware-weather:snowHeight a owl:DatatypeProperty ; rdfs:label "snowHeight"@en ; rdfs:comment "The snow height observed by generic snow depth measurement sensors, expressed in centimeters. Units:'centimeters'" ; rdfs:isDefinedBy . ################################################################# # Classes ################################################################# ### https://saref.etsi.org/core/Property saref:Property a owl:Class ; # rdfs:subClassOf # [ a owl:Restriction ; # owl:onProperty saref:isControlledByDevice ; # owl:allValuesFrom saref:Device # ] , # [ a owl:Restriction ; # owl:onProperty saref:isMeasuredByDevice ; # owl:allValuesFrom saref:Device # ] , # [ a owl:Restriction ; # owl:onProperty saref:relatesToMeasurement ; # owl:allValuesFrom saref:Measurement # ] ; # [ a owl:Restriction ; # owl:onProperty saref:isPropertyOf ; # owl:allValuesFrom saref:FeatureOfInterest # ] ; rdfs:subClassOf [ a owl:Restriction ; owl:onProperty skos:broader ; owl:allValuesFrom saref:Property ] , [ a owl:Restriction ; owl:onProperty skos:narrower ; owl:allValuesFrom saref:Property ] ; # owl:disjointWith saref:UnitOfMeasure ; # rdfs:comment "An aspect of an entity that can be observable by a sensor."@en , # "Anything that can be sensed, measured or controlled in households, common public buildings or offices. We propose here a list of properties that are relevant for the purpose of SAREF, but this list can be extended." ; rdfs:comment "Identifiable qualities of features of interest that can be target of devices, such as observed or controlled. A property can apply to different features of interest."@en ; skos:note "Concepts from existing code lists, vocabularies, and taxonomies, may be used as instances of saref:Property."@en ; rdfs:isDefinedBy ; rdfs:label "Property"@en . ### https://saref.etsi.org/core/Measurement # deprecated #saref:Measurement a owl:Class ; # rdfs:subClassOf [ a owl:Restriction ; # owl:onProperty saref:hasFeatureOfInterest ; # owl:allValuesFrom saref:FeatureOfInterest # ] , # [ a owl:Restriction ; # owl:onProperty saref:isMeasuredIn ; # owl:allValuesFrom saref:UnitOfMeasure # ] , # [ a owl:Restriction ; # owl:onProperty saref:relatesToProperty ; # owl:allValuesFrom saref:Property # ] , # [ a owl:Restriction ; # owl:onProperty saref:isMeasuredIn ; # owl:qualifiedCardinality "1"^^xsd:nonNegativeInteger ; # owl:onClass saref:UnitOfMeasure # ] , # [ a owl:Restriction ; # owl:onProperty saref:relatesToProperty ; # owl:qualifiedCardinality "1"^^xsd:nonNegativeInteger ; # owl:onClass saref:Property # ] , # [ a owl:Restriction ; # owl:onProperty saref:hasTimestamp ; # owl:allValuesFrom xsd:dateTime # ] , # [ a owl:Restriction ; # owl:onProperty saref:hasValue ; # owl:cardinality "1"^^xsd:nonNegativeInteger # ] , # [ a owl:Restriction ; # owl:onProperty saref:hasValue ; # owl:qualifiedCardinality "1"^^xsd:nonNegativeInteger ; # owl:onDataRange xsd:float # ] ; # owl:disjointWith saref:Property , # saref:UnitOfMeasure ; # rdfs:comment "Represents the measured value made over a property. It is also linked to the unit of measure in which the value is expressed and the timestamp of the measurement."@en ; # rdfs:isDefinedBy ; # rdfs:label "Measurement"@en . ### https://saref.etsi.org/core/ProcedureExecution saref:ProcedureExecution a owl:Class ; rdfs:label "Procedure Execution"@en ; rdfs:comment "Represents the act of carrying out a procedure."@en ; skos:historyNote "V3.2.1: Introduced saref:ProcedureExecution."@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/Observation saref:Observation a owl:Class ; rdfs:label "Observation"@en ; rdfs:subClassOf saref:ProcedureExecution ; rdfs:comment "A saref:Observation is the act of carrying out a procedure to estimate or calculate a value of a property of a feature of interest, or a state of a feature of interest. It links to a sensor to describe what made the observation, and to the observed feature, property, property of interest, state, or state of interest. Typically, its result is a property value or a state. An observation of a state (OP saref:observes) should have a state as a result (OP saref:hasResult). Respectively, an observation of a property should have a property value as a result."@en ; rdfs:subClassOf [ a owl:Restriction ; owl:onProperty saref:madeBy ; owl:allValuesFrom saref:Sensor ] , [ a owl:Restriction ; owl:onProperty saref:observes ; owl:minCardinality 1 ] ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/FeatureKind saref:FeatureKind a owl:Class ; rdfs:label "Feature kinds"@en ; rdfs:comment "Feature kinds allow to describe kinds of features of interest, with common properties having the same value, and common states being the same. An instance of saref:FeatureKind represents an archetype of real world entities, for example to populate product catalogs."@en ; rdfs:subClassOf [ a owl:Restriction ; owl:onProperty skos:broader ; owl:allValuesFrom saref:FeatureKind ] , [ a owl:Restriction ; owl:onProperty skos:narrower ; owl:allValuesFrom saref:FeatureKind ] ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/UnitOfMeasure saref:UnitOfMeasure a owl:Class ; rdfs:comment "The unit of measure is a standard for measurement of a quantity, such as a Property. For example, Power is a property and Watt is a unit of power that represents a definite predetermined power: when we say 10 Watt, we actually mean 10 times the definite predetermined power called \"watt\". Our definition is based on the definition of unit of measure in the Ontology of units of Measure (OM). We propose here a list of some units of measure that are relevant for the purpose of the Smart Appliances ontology, but this list can be extended."@en , "The unit of measure is a standard for measurement of a quantity, such as a Property. For example, Power is a property and Watt is a unit of power that represents a definite predetermined power: when we say 10 Watt, we actually mean 10 times the definite predetermined power called \"watt\". Our definition is based on the definition of unit of measure in the Ontology of units of Measure (OM). We propose here a list of some units of measure that are relevant for the purpose of SAREF, but this list can be extended, also using some other ontologies rather than the Ontology of units of Measure (OM)." ; rdfs:isDefinedBy , ; rdfs:label "Unit of measure"@en . ### https://saref.etsi.org/core/FeatureOfInterest saref:FeatureOfInterest a owl:Class ; # rdfs:subClassOf [ a owl:Restriction ; # owl:onProperty saref:hasProperty ; # owl:allValuesFrom saref:Property # ] , # [ a owl:Restriction ; # owl:onProperty saref:isFeatureOfInterestOf ; # owl:allValuesFrom saref:Measurement # ] ; # rdfs:comment "A feature of interest represents any real world entity from which a property is measured" ; rdfs:comment "A feature of interest represents any real world entity from which a property or a state may be targeted, such as observed and controlled. An instance of saref:FeatureOfInterest represents one specific real world entity."@en ; rdfs:label "Feature of interest"@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/Profile saref:Profile a owl:Class ; rdfs:label "Profile"@en ; rdfs:comment "A saref:Profile describes the money earned (negative values) or paied (positive values) for the use (production or consumption) of a commodity by a device in a certain context."@en ; skos:note "OP saref:hasProfile links a device to its profile. The device should be linked to a certain commodity using OP saref:consumes, saref:produces, or saref:stores, and optionally to some property or state using OP saref:targets or its sub-properties."@en ; skos:note "The applicable context of a profile can be bound temporally using DP saref:hasTimestamp or its subproperties defined by SAREF extensions, or OP saref:hasApplicableTime which links to instant or interval or other compound temporal entity expressed using OWL Time."@en ; skos:note "The applicable context can be restricted to when the property of a feature of interest has some value (OPs saref:whenPropertyValue)"@en ; skos:note "The applicable context can be restricted to when a feature of interest has a certain state (OPs saref:whenState)."@en ; skos:note "OP saref:hasPrice links a profile to the money earned (negative values) or paid (positive values) for the use (production or consumption) of the commodity by the device."@en ; skos:historyNote "V3.2.1: Class saref:Profile has been re-specified, to take into account findings from SAREF4ENER V1.2.1."@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/DeviceKind saref:DeviceKind a owl:Class ; rdfs:subClassOf saref:FeatureKind ; rdfs:label "Device kinds"@en ; rdfs:comment "Device kinds allow to describe kinds of devices, with common properties and common states having the same value, targeting the same properties and states, common functions, and common services. Devices kinds may be used to describe models of devices in online catalogues."@en ; skos:historyNote "V4.1.1: Introduced class saref:DeviceKind"@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/PropertyValue saref:PropertyValue a owl:Class ; rdfs:label "Property Value"@en ; rdfs:comment "Describes the value for a property. The property value is optionally linked to its value expressed as an RDF literal (DP saref:hasValue), optionally to the unit of measurement (OP saref:isMeasuredIn), and optionally to the properties or properties of interest it is a value of (OP saref:isValueOfProperty)."@en ; rdfs:subClassOf [ a owl:Restriction ; owl:onProperty saref:hasValue ; owl:maxCardinality 1 ] , [ a owl:Restriction ; owl:onProperty saref:isMeasuredIn ; owl:maxCardinality 1 ] ; skos:historyNote "V3.2.1: Introduced saref:PropertyValue to simplify the association of a measure to a property, without always needing it to be a measurement made by a device."@en ; skos:historyNote "V4.1.1: saref:hasValue is now optional on saref:PropertyValue."@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/core/Humidity # deprecated #saref:Humidity a owl:Class ; # rdfs:subClassOf saref:Property ; # rdfs:comment "A saref:Property related to some measurements that are characterized by a certain value that is measured in a humidity unit" ; # rdfs:label "Humidity"@en ; # rdfs:isDefinedBy . ### https://saref.etsi.org/core/Temperature # deprecated #saref:Temperature a owl:Class ; # rdfs:subClassOf saref:Property ; # rdfs:comment "A saref:Property related to some measurements that are characterized by a certain value that is measured in a temperature unit (degree_Celsius, degree_Fahrenheit, or degree_kelvin)" ; # rdfs:label "Temperature"@en ; # rdfs:isDefinedBy . ### https://saref.etsi.org/saref4agri/Soil saref4agri:Soil a owl:Class ; rdfs:subClassOf saref:FeatureOfInterest ; rdfs:comment "Upper layer of the earth in which plants grow." ; rdfs:label "Soil" ; rdfs:isDefinedBy . ### http://foodie-cloud.com/model/foodie#PropertyType foodie:PropertyType a owl:Class ; rdfs:subClassOf [ a owl:Restriction ; owl:maxCardinality "1"^^xsd:int ; owl:onProperty foodie:quantitativeProperty ] ; rdfs:subClassOf [ a owl:Restriction ; owl:maxCardinality "1"^^xsd:int ; owl:onProperty foodie:propertyType ] ; rdfs:subClassOf [ a owl:Restriction ; owl:cardinality "1"^^xsd:int ; owl:onProperty foodie:propertyName ] ; rdfs:subClassOf [ a owl:Restriction ; owl:maxCardinality "1"^^xsd:int ; owl:onProperty foodie:nonQuantitativeProperty ] ; rdfs:subClassOf [ a owl:Restriction ; owl:cardinality "1"^^xsd:int ; owl:onProperty foodie:analysisDate ] ; skos:prefLabel "PropertyType"@en ; rdfs:label "PropertyType" ; rdfs:comment "An entity class for the Measured Properties" ; rdfs:isDefinedBy . ### http://foodie-cloud.com/model/foodie#PropertyTypeValue foodie:PropertyTypeValue a owl:Class ; rdfs:subClassOf skos:Concept ; skos:prefLabel "PropertyTypeValue"@en ; rdfs:label "PropertyTypeValue" ; rdfs:comment "An entity class for the values of the measured properties" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Agrifood/AgriParcelRecord fiware-agrifood:AgriParcelRecord a owl:Class ; rdfs:label "AgriParcelRecord" ; rdfs:comment "This entity contains a harmonised description of the conditions recorded on a generic parcel of land. This entity is primarily associated with the agricultural vertical and related IoT applications." ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/WeatherObserved fiware-weather:WeatherObserved a owl:Class ; rdfs:label "WeatherObserved" ; rdfs:comment "An observation of weather conditions at a certain place and time" ; rdfs:isDefinedBy . ### https://smartdatamodels.org/dataModel.Weather/WeatherForecast fiware-weather:WeatherForecast a owl:Class ; rdfs:label "WeatherForecast" ; rdfs:comment "A harmonised description of a Weather Forecast" ; rdfs:isDefinedBy . ##### Features of Interest subclasses ### http://purl.oclc.org/NET/ssnx/cf/cf-feature#Layer cf-feature:Layer a owl:Class ; rdfs:subClassOf sosa:FeatureOfInterest ; rdfs:label "Layer" ; rdfs:comment "A cf-feature:Layer is something that is a ssn:FeatureOfInterest" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-feature#Medium cf-feature:Medium a owl:Class ; rdfs:subClassOf sosa:FeatureOfInterest ; rdfs:label "Medium" ; rdfs:comment "A cf-feature:Medium is something that is a ssn:FeatureOfInterest" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-feature#Precipitation cf-feature:Precipitation a owl:Class ; rdfs:subClassOf sosa:FeatureOfInterest ; rdfs:label "Precipitation" ; rdfs:comment "A cf-feature:Precipitation is something that is a ssn:FeatureOfInterest" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-feature#Surface cf-feature:Surface a owl:Class ; rdfs:subClassOf sosa:FeatureOfInterest ; rdfs:label "Surface" ; rdfs:comment "A cf-feature:Surface is something that is a ssn:FeatureOfInterest" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-feature#SurfaceLayer cf-feature:SurfaceLayer a owl:Class ; rdfs:subClassOf sosa:FeatureOfInterest ; rdfs:label "Surface Layer" ; rdfs:comment "A cf-feature:SurfaceLayer is something that is a ssn:FeatureOfInterest" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-feature#Wind cf-feature:Wind a owl:Class ; rdfs:subClassOf sosa:FeatureOfInterest ; rdfs:label "Wind" ; rdfs:comment "A cf-feature:Wind is something that is a ssn:FeatureOfInterest" ; rdfs:isDefinedBy . ################################################################# # Alignments ################################################################# #saref:Measurement owl:equivalentClass iso19103:Measure . #saref:Measurement owl:equivalentClass sosa:Observation . saref:Observation owl:equivalentClass sosa:Observation . ssn:hasProperty owl:equivalentProperty saref:hasProperty . ssn:isPropertyOf owl:equivalentProperty saref:isPropertyOf . #ssn:Property owl:equivalentClass saref:Property . saref:FeatureOfInterest owl:equivalentClass sosa:FeatureOfInterest . sosa:ObservableProperty owl:equivalentClass saref:Property . #(sosa:ObservableProperty subclassOf ssn:Property) sosa:madeBySensor rdfs:subPropertyOf saref:madeBy . sosa:hasFeatureOfInterest rdfs:subPropertyOf saref:madeBy . #saref:hasFeatureOfInterest owl:equivalentProperty sosa:hasFeatureOfInterest . #saref:measurementMadeBy owl:equivalentProperty sosa:madeBySensor . sosa:isFeatureOfInterestOf rdfs:subPropertyOf saref:madeExecution . sosa:madeObservation rdfs:subPropertyOf saref:madeExecution . #saref:isFeatureOfInterestOf owl:equivalentProperty sosa:isFeatureOfInterestOf . #saref:makesMeasurement owl:equivalentProperty sosa:madeObservation . sosa:observedProperty rdfs:subPropertyOf saref:observes . sosa:observes rdfs:subPropertyOf saref:observes . #saref:relatesToProperty owl:equivalentProperty sosa:observedProperty . sosa:isObservedBy rdfs:subPropertyOf saref:isObservedBy . #saref:Property owl:equivalentClass foodie:PropertyType . saref:Property owl:equivalentClass foodie:PropertyTypeValue . saref:Property owl:equivalentClass qu:QuantityKind . #saref:Temperature owl:equivalentClass dim:Temperature . saref:hasResultTime owl:equivalentProperty sosa:resultTime . #saref:hasTimestamp owl:equivalentProperty sosa:resultTime . saref:hasPhenomenonTime owl:equivalentProperty sosa:phenomenonTime . saref:hasResult owl:equivalentProperty sosa:hasResult . saref:hasValue owl:equivalentProperty sosa:hasSimpleResult . saref:isMeasuredIn owl:equivalentProperty qudt:unit . saref:UnitOfMeasure owl:equivalentClass qudt:Unit . foodie:propertyType owl:equivalentProperty saref:relatesToProperty . #foodie:productionProperty rdfs:subPropertyOf saref:hasProperty . #foodie:soilProperty rdfs:subPropertyOf saref:hasProperty . #foodie:quantitativeProperty rdfs:subPropertyOf saref:relatesToMeasurement . foodie:quantitativeProperty owl:equivalentProperty sosa:hasResult . foodie:nonQuantitativeProperty rdfs:subPropertyOf saref:hasValue . #foodie:productionAmount rdfs:subPropertyOf saref:relatesToMeasurement . foodie:productionAmount rdfs:subPropertyOf sosa:hasResult . foodie:analysisDate rdfs:subPropertyOf saref:hasTimestamp . fiware:dateObserved rdfs:subPropertyOf saref:hasTimestamp . foodie:propertyName rdfs:subPropertyOf fiware:name . fiware-weather:temperature rdfs:subPropertyOf saref:hasValue . fiware-agrifood:soilTemperature rdfs:subPropertyOf saref:hasValue . fiware-agrifood:soilMoistureVwc rdfs:subPropertyOf saref:hasValue . fiware-agrifood:soilMoistureEc rdfs:subPropertyOf saref:hasValue . fiware-agrifood:solarRadiation rdfs:subPropertyOf saref:hasValue . fiware-agrifood:relativeHumidity rdfs:subPropertyOf saref:hasValue . fiware-weather:atmosphericPressure rdfs:subPropertyOf saref:hasValue . fiware-weather:WeatherObserved rdfs:subClassOf saref:FeatureOfInterest . fiware-weather:dewPoint rdfs:subPropertyOf saref:hasValue . fiware-weather:visibility rdfs:subPropertyOf saref:hasValue . fiware-weather:airTemperatureForecast rdfs:subPropertyOf saref:hasValue . fiware-weather:relativeHumidity rdfs:subPropertyOf saref:hasValue . fiware-weather:precipitation rdfs:subPropertyOf saref:hasValue . fiware-weather:windDirection rdfs:subPropertyOf saref:hasValue . fiware-weather:windSpeed rdfs:subPropertyOf saref:hasValue . fiware-weather:pressureTendency rdfs:subPropertyOf saref:hasValue . fiware-weather:solarRadiation rdfs:subPropertyOf saref:hasValue . fiware-weather:illuminance rdfs:subPropertyOf saref:hasValue . fiware-weather:streamGauge rdfs:subPropertyOf saref:hasValue . fiware-weather:snowHeight rdfs:subPropertyOf saref:hasValue . #fiware-weather:refDevice owl:equivalentProperty saref:measurementMadeBy . fiware-weather:WeatherForecast rdfs:subClassOf saref:FeatureOfInterest . a saref:Property . a saref:Property . a saref:Property . a saref:Property . a saref:Property . saref4agri:SoilTemperature owl:sameAs cf:soil_temperature . ################################################################# # Individuals ################################################################# ### http://dbpedia.org/resource/DBM a owl:NamedIndividual , saref:UnitOfMeasure ; rdfs:isDefinedBy ; rdfs:comment "a unit for power measurement" ; rdfs:label "decibel-milliwatts"@en . ### http://www.ontology-of-units-of-measure.org/resource/om-2/degreeCelsius a owl:NamedIndividual , saref:UnitOfMeasure ; rdfs:isDefinedBy ; rdfs:comment "The degree Celsius is a unit of temperature defined as 1 kelvin." ; rdfs:label "degree Celsius"@en . ### http://www.ontology-of-units-of-measure.org/resource/om-2/millibar a owl:NamedIndividual , saref:UnitOfMeasure ; rdfs:isDefinedBy ; rdfs:comment "The millibar is a unit of pressure defined as 1.0e-3 bar." ; rdfs:label "millibar"@en . ### http://www.ontology-of-units-of-measure.org/resource/om-2/millimetre a owl:NamedIndividual , saref:UnitOfMeasure ; rdfs:isDefinedBy ; rdfs:comment "The millimetre is a unit of length defined as 1.0e-3 metre." ; rdfs:label "millimetre"@en . ### http://www.ontology-of-units-of-measure.org/resource/om-2/millivolt a owl:NamedIndividual , saref:UnitOfMeasure ; rdfs:isDefinedBy ; rdfs:comment "The millivolt is a unit of Voltage" ; rdfs:label "millivolt"@en . ### https://saref.etsi.org/saref4agri/AirTemperature saref4agri:AirTemperature a owl:NamedIndividual , saref:Property ; rdfs:comment "The degree or intensity of heat present in the air." ; rdfs:label "Air temperature"@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/saref4agri/AmbientHumidity saref4agri:AmbientHumidity a owl:NamedIndividual , saref:Property ; rdfs:comment "The amount of water vapour in the air." ; rdfs:label "Ambient huidity"@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/saref4agri/IrrigationWater saref4agri:IrrigationWater a owl:NamedIndividual , saref:Property ; rdfs:comment "The amount of water falling in the soil by irrigation methods." ; rdfs:label "Irrigation water"@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/saref4agri/PlantGrowthStage saref4agri:PlantGrowthStage a owl:NamedIndividual , saref:Property ; rdfs:comment "The level or stage of growth of the plant." ; rdfs:label "Plant growth stage"@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/saref4agri/Precipitation saref4agri:Precipitation a owl:NamedIndividual , saref:Property ; rdfs:comment "The amount of water falling in the soil by natural process (e.g. rain)." ; rdfs:label "Precipitation"@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/saref4agri/SoilMoisture saref4agri:SoilMoisture a owl:NamedIndividual , saref:Property ; rdfs:comment "The amount of water or humidity contained in the soil." ; rdfs:label "Soil moisture"@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/saref4agri/SoilTemperature saref4agri:SoilTemperature a owl:NamedIndividual , saref:Property ; rdfs:comment "The degree or intensity of heat present in the soil." ; rdfs:label "Soil temperature"@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/saref4agri/Intake saref4agri:Intake a owl:NamedIndividual , saref:Property ; rdfs:comment "The amount of food or other substance taken into the body of an animal or into the soil."@en ; rdfs:label "Intake"@en ; rdfs:isDefinedBy . ### https://saref.etsi.org/saref4agri/Yield saref4agri:Yield a owl:NamedIndividual , saref:Property ; rdfs:comment "The produced amount of food for animals or of agricultural products."@en ; rdfs:label "Yield"@en ; rdfs:isDefinedBy . a skos:Concept ; skos:inScheme ; rdfs:comment "An organic matter in the components of soil." ; rdfs:label "organicMatter"@en ; skos:prefLabel "organicMatter"@en ; rdfs:isDefinedBy . a skos:Concept ; skos:inScheme ; skos:prefLabel "electricConductivity"@en ; rdfs:comment "Electric conductivity is a physical property of any material (e.g. Soil)." ; rdfs:label "electricConductivity"@en ; rdfs:isDefinedBy . a skos:Concept ; skos:inScheme ; skos:prefLabel "soilType"@en ; rdfs:comment "Defines the type of soil" ; rdfs:label "soilType"@en ; rdfs:isDefinedBy . a skos:Concept ; skos:inScheme ; skos:prefLabel "soilTexture"@en ; rdfs:comment "Defines the texture of soil" ; rdfs:label "soilTexture"@en ; rdfs:isDefinedBy . a skos:Concept ; skos:inScheme ; skos:prefLabel "pH"@en ; rdfs:comment "Hydrogen potential of soil" ; rdfs:label "pH"@en ; rdfs:isDefinedBy . ########## features of interest ### http://purl.oclc.org/NET/ssnx/cf/cf-feature#snowfall cf-feature:snowfall a owl:NamedIndividual , cf-feature:Precipitation ; ssn:hasProperty cf:convective_snowfall_amount , cf:convective_snowfall_flux , cf:large_scale_snowfall_amount , cf:large_scale_snowfall_flux , cf:lwe_convective_snowfall_rate , cf:lwe_large_scale_snowfall_rate , cf:lwe_snowfall_rate , cf:lwe_thickness_of_convective_snowfall_amount , cf:lwe_thickness_of_large_scale_snowfall_amount , cf:lwe_thickness_of_snowfall_amount , cf:snowfall_amount , cf:snowfall_flux , cf:thickness_of_convective_snowfall_amount , cf:thickness_of_large_scale_snowfall_amount , cf:thickness_of_snowfall_amount ; rdfs:label "snowfall" ; rdfs:comment "Snowfall at a definite scale e.g. cm" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-feature#soil cf-feature:soil a owl:NamedIndividual , cf-feature:Medium ; ssn:hasProperty cf:downward_heat_flux_in_soil , cf:lwe_thickness_of_soil_moisture_content , cf:mass_concentration_of_condensed_water_in_soil , cf:soil_albedo , cf:soil_carbon_content , cf:soil_frozen_water_content , cf:soil_hydraulic_conductivity_at_saturation , cf:soil_moisture_content , cf:soil_moisture_content_at_field_capacity , cf:soil_porosity , cf:soil_suction_at_saturation , cf:soil_temperature , cf:soil_thermal_capacity , cf:soil_thermal_conductivity , cf:soil_type , cf:volume_fraction_of_clay_in_soil , cf:volume_fraction_of_condensed_water_in_soil , cf:volume_fraction_of_condensed_water_in_soil_at_critical_point , cf:volume_fraction_of_condensed_water_in_soil_at_field_capacity , cf:volume_fraction_of_condensed_water_in_soil_at_wilting_point , cf:volume_fraction_of_frozen_water_in_soil , cf:volume_fraction_of_sand_in_soil , cf:volume_fraction_of_silt_in_soil , cf:water_evaporation_flux_from_soil ; rdfs:label "soil" ; rdfs:comment "The top layer of earth's crust" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-feature#soil_layer cf-feature:soil_layer a owl:NamedIndividual , cf-feature:Layer ; ssn:hasProperty cf:frozen_water_content_of_soil_layer , cf:liquid_water_content_of_soil_layer , cf:lwe_thickness_of_frozen_water_content_of_soil_layer , cf:lwe_thickness_of_moisture_content_of_soil_layer , cf:moisture_content_of_soil_layer , cf:moisture_content_of_soil_layer_at_field_capacity ; rdfs:label "soil layer" ; rdfs:comment "The top layer of soil" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-feature#soil_pores cf-feature:soil_pores a owl:NamedIndividual , cf-feature:Medium ; ssn:hasProperty cf:volume_fraction_of_condensed_water_in_soil_pores ; rdfs:label "soil pores" ; rdfs:comment "the pores on the layer of soil for water to pass" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-feature#vegetation cf-feature:vegetation a owl:NamedIndividual , cf-feature:Layer ; ssn:hasProperty cf:vegetation_area_fraction , cf:vegetation_carbon_content ; rdfs:label "vegetation" ; rdfs:comment "The collective species of plants on a given area" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-feature#water cf-feature:water a owl:NamedIndividual , cf-feature:Medium ; rdfs:label "water" ; rdfs:comment "water" ; rdfs:isDefinedBy . ########## observed properties ### http://purl.oclc.org/NET/ssnx/cf/cf-property#air_density cf:air_density a owl:NamedIndividual , dim:Density ; rdfs:label "air density" ; rdfs:comment "The amount of air in per cubic volume" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#atmosphere_mass_content_of_carbon_dioxide cf:atmosphere_mass_content_of_carbon_dioxide a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "atmosphere mass content of carbon dioxide" ; rdfs:comment "\"Content\" indicates a quantity per unit area. The \"atmosphere content\" of a quantity refers to the vertical integral from the surface to the top of the atmosphere. For the content between specified levels in the atmosphere, standard names including content_of_atmosphere_layer are used. The chemical formula for carbon dioxide is CO2" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#atmosphere_mass_content_of_carbon_monoxide cf:atmosphere_mass_content_of_carbon_monoxide a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "atmosphere mass content of carbon monoxide" ; rdfs:comment "\"Content\" indicates a quantity per unit area. The \"atmosphere content\" of a quantity refers to the vertical integral from the surface to the top of the atmosphere. For the content between specified levels in the atmosphere, standard names including content_of_atmosphere_layer are used. The chemical formula of carbon monoxide is CO" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#atmosphere_water_vapor_content cf:atmosphere_water_vapor_content a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "atmosphere water vapor content" ; rdfs:comment "\"Content\" indicates a quantity per unit area. The \"atmosphere content\" of a quantity refers to the vertical integral from the surface to the top of the atmosphere. For the content between specified levels in the atmosphere, standard names including content_of_atmosphere_layer are used. Atmosphere water vapor content is sometimes referred to as \"precipitable water\", although this term does not imply the water could all be precipitated" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#convective_snowfall_amount cf:convective_snowfall_amount a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "convective snowfall amount" ; rdfs:comment "\"Amount\" means mass per unit area. Convective snow bands develop in response to a cold air outbreak from the continent or the frozen sea over the open water surface of lakes or seas." ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#convective_snowfall_flux cf:convective_snowfall_flux a owl:NamedIndividual , dim:MassPerTimePerArea ; rdfs:label "convective snowfall flux" ; rdfs:comment "In accordance with common usage in geophysical disciplines, \"flux\" implies per unit area, called \"flux density\" in physics" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#downward_heat_flux_in_soil cf:downward_heat_flux_in_soil a owl:NamedIndividual , dim:EnergyFlux ; rdfs:label "downward heat flux in soil" ; rdfs:comment "\"Downward\" indicates a vector component which is positive when directed downward (negative upward). In accordance with common usage in geophysical disciplines, \"flux\" implies per unit area, called \"flux density\" in physics" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#frozen_water_content_of_soil_layer cf:frozen_water_content_of_soil_layer a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "frozen water content of soil layer" ; rdfs:comment "\"frozen_water\" means ice. \"Content\" indicates a quantity per unit area. \"Layer\" means any layer with upper and lower boundaries that have constant values in some vertical coordinate. There must be a vertical coordinate variable indicating the extent of the layer(s). If the layers are model layers, the vertical coordinate can be model_level_number, but it is recommended to specify a physical coordinate (in a scalar or auxiliary coordinate variable) as well. Quantities defined for a soil layer must have a vertical coordinate variable with boundaries indicating the extent of the layer(s)." ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#large_scale_snowfall_amount cf:large_scale_snowfall_amount a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "large scale snowfall amount" ; rdfs:comment "\"Amount\" means mass per unit area" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#large_scale_snowfall_flux cf:large_scale_snowfall_flux a owl:NamedIndividual , dim:MassPerTimePerArea ; rdfs:label "large scale snowfall flux" ; rdfs:comment "In accordance with common usage in geophysical disciplines, \"flux\" implies per unit area, called \"flux density\" in physics." ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#liquid_water_content_of_soil_layer cf:liquid_water_content_of_soil_layer a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "liquid water content of soil layer" ; rdfs:comment "\"Content\" indicates a quantity per unit area. \"Layer\" means any layer with upper and lower boundaries that have constant values in some vertical coordinate. There must be a vertical coordinate variable indicating the extent of the layer(s). If the layers are model layers, the vertical coordinate can be model_level_number, but it is recommended to specify a physical coordinate (in a scalar or auxiliary coordinate variable) as well. Quantities defined for a soil layer must have a vertical coordinate variable with boundaries indicating the extent of the layer(s)." ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#lwe_convective_snowfall_rate cf:lwe_convective_snowfall_rate a owl:NamedIndividual , dim:VelocityOrSpeed ; rdfs:label "lwe convective snowfall rate" ; rdfs:comment "\"lwe\" means liquid water equivalent" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#lwe_large_scale_snowfall_rate cf:lwe_large_scale_snowfall_rate a owl:NamedIndividual , dim:VelocityOrSpeed ; rdfs:label "lwe large scale snowfall rate" ; rdfs:comment "\"lwe\" means liquid water equivalent" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#lwe_snowfall_rate cf:lwe_snowfall_rate a owl:NamedIndividual , dim:VelocityOrSpeed ; rdfs:label "lwe snowfall rate" ; rdfs:comment "\"lwe\" means liquid water equivalent" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#lwe_thickness_of_convective_snowfall_amount cf:lwe_thickness_of_convective_snowfall_amount a owl:NamedIndividual , dim:Distance ; rdfs:label "lwe thickness of convective snowfall amount" ; rdfs:comment "\"lwe\" means liquid water equivalent. \"Amount\" means mass per unit area. The construction lwe_thickness_of_X_amount or _content means the vertical extent of a layer of liquid water having the same mass per unit area." ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#lwe_thickness_of_frozen_water_content_of_soil_layer cf:lwe_thickness_of_frozen_water_content_of_soil_layer a owl:NamedIndividual , dim:Distance ; rdfs:label "lwe thickness of frozen water content of soil layer" ; rdfs:comment "\"frozen_water\" means ice. \"lwe\" means liquid water equivalent. The construction lwe_thickness_of_X_amount or _content means the vertical extent of a layer of liquid water having the same mass per unit area. \"Content\" indicates a quantity per unit area. \"Layer\" means any layer with upper and lower boundaries that have constant values in some vertical coordinate. There must be a vertical coordinate variable indicating the extent of the layer(s). If the layers are model layers, the vertical coordinate can be model_level_number, but it is recommended to specify a physical coordinate (in a scalar or auxiliary coordinate variable) as well. Quantities defined for a soil layer must have a vertical coordinate variable with boundaries indicating the extent of the layer(s)" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#lwe_thickness_of_large_scale_snowfall_amount cf:lwe_thickness_of_large_scale_snowfall_amount a owl:NamedIndividual , dim:Distance ; rdfs:label "lwe thickness of large scale snowfall amount" ; rdfs:comment "\"lwe\" means liquid water equivalent. \"Amount\" means mass per unit area. The construction lwe_thickness_of_X_amount or _content means the vertical extent of a layer of liquid water having the same mass per unit area." ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#lwe_thickness_of_moisture_content_of_soil_layer cf:lwe_thickness_of_moisture_content_of_soil_layer a owl:NamedIndividual , dim:Distance ; rdfs:label "lwe thickness of moisture content of soil layer" ; rdfs:comment "\"lwe\" means liquid water equivalent. \"moisture\" means water in all phases contained in soil. The construction lwe_thickness_of_X_amount or _content means the vertical extent of a layer of liquid water having the same mass per unit area. \"Content\" indicates a quantity per unit area. \"Layer\" means any layer with upper and lower boundaries that have constant values in some vertical coordinate. There must be a vertical coordinate variable indicating the extent of the layer(s). If the layers are model layers, the vertical coordinate can be model_level_number, but it is recommended to specify a physical coordinate (in a scalar or auxiliary coordinate variable) as well. Quantities defined for a soil layer must have a vertical coordinate variable with boundaries indicating the extent of the layer(s)" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#lwe_thickness_of_snowfall_amount cf:lwe_thickness_of_snowfall_amount a owl:NamedIndividual , dim:Distance ; rdfs:label "lwe thickness of snowfall amount" ; rdfs:comment "\"lwe\" means liquid water equivalent. \"Amount\" means mass per unit area. The construction lwe_thickness_of_X_amount or _content means the vertical extent of a layer of liquid water having the same mass per unit area" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#lwe_thickness_of_soil_moisture_content cf:lwe_thickness_of_soil_moisture_content a owl:NamedIndividual , dim:Distance ; rdfs:label "lwe thickness of soil moisture content" ; rdfs:comment "\"lwe\" means liquid water equivalent. \"moisture\" means water in all phases contained in soil. The construction lwe_thickness_of_X_amount or _content means the vertical extent of a layer of liquid water having the same mass per unit area. \"Content\" indicates a quantity per unit area. The \"soil content\" of a quantity refers to the vertical integral from the surface down to the bottom of the soil model. For the content between specified levels in the soil, standard names including content_of_soil_layer are used" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#mass_concentration_of_condensed_water_in_soil cf:mass_concentration_of_condensed_water_in_soil a owl:NamedIndividual , dim:Density ; rdfs:label "mass concentration of condensed water in soil" ; rdfs:comment "Mass concentration means mass per unit volume and is used in the construction mass_concentration_of_X_in_Y, where X is a material constituent of Y. Condensed water means liquid and ice" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#moisture_content_of_soil_layer cf:moisture_content_of_soil_layer a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "moisture content of soil layer" ; rdfs:comment "\"moisture\" means water in all phases contained in soil. \"Content\" indicates a quantity per unit area. \"Layer\" means any layer with upper and lower boundaries that have constant values in some vertical coordinate. There must be a vertical coordinate variable indicating the extent of the layer(s). If the layers are model layers, the vertical coordinate can be model_level_number, but it is recommended to specify a physical coordinate (in a scalar or auxiliary coordinate variable) as well. Quantities defined for a soil layer must have a vertical coordinate variable with boundaries indicating the extent of the layer(s)" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#moisture_content_of_soil_layer_at_field_capacity cf:moisture_content_of_soil_layer_at_field_capacity a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "moisture content of soil layer at field capacity" ; rdfs:comment "\"moisture\" means water in all phases contained in soil. \"Content\" indicates a quantity per unit area. \"Layer\" means any layer with upper and lower boundaries that have constant values in some vertical coordinate. There must be a vertical coordinate variable indicating the extent of the layer(s). If the layers are model layers, the vertical coordinate can be model_level_number, but it is recommended to specify a physical coordinate (in a scalar or auxiliary coordinate variable) as well. Quantities defined for a soil layer must have a vertical coordinate variable with boundaries indicating the extent of the layer(s). The field capacity of soil is the maximum content of water it can retain against gravitational drainage" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#normalized_difference_vegetation_index cf:normalized_difference_vegetation_index a owl:NamedIndividual , dim:Dimensionless ; rdfs:label "normalized difference vegetation index" ; rdfs:comment "\"Normalized_difference_vegetation_index\", usually abbreviated to NDVI, is an index calculated from reflectances measured in the visible and near infrared channels. It is calculated as NDVI = (NIR - R) / (NIR + R) where NIR is the reflectance in the near-infrared band and R is the reflectance in the red visible band. Reflectance is the ratio of the reflected over the incoming radiation in each spectral band. The calculated value of NDVI depends on the precise definitions of the spectral bands and these definitions may vary between different models and remote sensing instruments" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#soil_moisture_content cf:soil_moisture_content a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "soil moisture content" ; rdfs:comment "\"moisture\" means water in all phases contained in soil. \"Content\" indicates a quantity per unit area. The \"soil content\" of a quantity refers to the vertical integral from the surface down to the bottom of the soil model. For the content between specified levels in the soil, standard names including content_of_soil_layer are used" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#soil_type cf:soil_type a owl:NamedIndividual , dim:Dimensionless ; rdfs:label "soil type" ; rdfs:comment "A variable with the standard name of soil_type contains strings which indicate the character of the soil e.g. clay. These strings have not yet been standardised. Alternatively, the data variable may contain integers which can be translated to strings using flag_values and flag_meanings attributes" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#snow_density cf:snow_density a owl:NamedIndividual , dim:Density ; rdfs:label "snow density" ; rdfs:comment "the amount of snow in per meter cube" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#snow_grain_size cf:snow_grain_size a owl:NamedIndividual , dim:Distance ; rdfs:label "snow grain size" ; rdfs:comment "the size of a snow grain " ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#snow_soot_content cf:snow_soot_content a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "snow soot content" ; rdfs:comment "\"Content\" indicates a quantity per unit area" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#snow_temperature cf:snow_temperature a owl:NamedIndividual , dim:Temperature ; rdfs:label "snow temperature" ; rdfs:comment "Snow temperature is the bulk temperature of the snow, not the surface (skin) temperature" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#snowfall_amount cf:snowfall_amount a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "snowfall amount" ; rdfs:comment "\"Amount\" means mass per unit area" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#snowfall_flux cf:snowfall_flux a owl:NamedIndividual , dim:MassPerTimePerArea ; rdfs:label "snowfall flux" ; rdfs:comment "In accordance with common usage in geophysical disciplines, \"flux\" implies per unit area, called \"flux density\" in physics" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#soil_albedo cf:soil_albedo a owl:NamedIndividual , dim:Dimensionless ; rdfs:label "soil albedo" ; rdfs:comment "Soil albedo is the albedo of the soil surface assuming no snow" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#soil_carbon_content cf:soil_carbon_content a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "soil carbon content" ; rdfs:comment "\"Content\" indicates a quantity per unit area. The \"soil content\" of a quantity refers to the vertical integral from the surface down to the bottom of the soil model. For the content between specified levels in the soil, standard names including content_of_soil_layer are used" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#soil_frozen_water_content cf:soil_frozen_water_content a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "soil frozen water content" ; rdfs:comment "\"frozen_water\" means ice. \"Content\" indicates a quantity per unit area. The \"soil content\" of a quantity refers to the vertical integral from the surface down to the bottom of the soil model. For the content between specified levels in the soil, standard names including content_of_soil_layer are used" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#soil_hydraulic_conductivity_at_saturation cf:soil_hydraulic_conductivity_at_saturation a owl:NamedIndividual , dim:VelocityOrSpeed ; rdfs:label "soil hydraulic conductivity at saturation" ; rdfs:comment "Hydraulic conductivity is the constant k in Darcy's Law q=-k grad h for fluid flow q (volume transport per unit area i.e. velocity) through a porous medium, where h is the hydraulic head (pressure expressed as an equivalent depth of water)" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#soil_moisture_content cf:soil_moisture_content a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "soil moisture content" ; rdfs:comment "\"moisture\" means water in all phases contained in soil. \"Content\" indicates a quantity per unit area. The \"soil content\" of a quantity refers to the vertical integral from the surface down to the bottom of the soil model. For the content between specified levels in the soil, standard names including content_of_soil_layer are used" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#soil_moisture_content_at_field_capacity cf:soil_moisture_content_at_field_capacity a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "soil moisture content at field capacity" ; rdfs:comment "\"moisture\" means water in all phases contained in soil. \"Content\" indicates a quantity per unit area. The \"soil content\" of a quantity refers to the vertical integral from the surface down to the bottom of the soil model. For the content between specified levels in the soil, standard names including content_of_soil_layer are used. The field capacity of soil is the maximum content of water it can retain against gravitational drainage" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#soil_porosity cf:soil_porosity a owl:NamedIndividual , dim:Dimensionless ; rdfs:label "soil porosity" ; rdfs:comment "The soil porosity is the proportion of its total volume not occupied by soil solids" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#soil_respiration_carbon_flux cf:soil_respiration_carbon_flux a owl:NamedIndividual , dim:MassPerTimePerArea ; rdfs:label "soil respiration carbon flux" ; rdfs:comment "\"Respiration carbon\" refers to the rate at which biomass is respired expressed as the mass of carbon which it contains. Soil respiration is the sum of respiration in the soil by animals and decomposers of litter (heterotrophs or \"consumers\"), which have not produced the biomass they respire, and respiration by the roots of plants (autotrophs or \"producers\"), which have themselves produced the biomass they respire. In accordance with common usage in geophysical disciplines, \"flux\" implies per unit area, called \"flux density\" in physics" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#soil_suction_at_saturation cf:soil_suction_at_saturation a owl:NamedIndividual , dim:StressOrPressure ; rdfs:label "soil suction at saturation" ; rdfs:comment "Soil suction is the tensile stress on water in soil due to molecular forces acting at the water-soil particle boundary. The forces may cause water to be drawn into the spaces within the soil matrix or cause it to be held in the soil without draining. Soil suction occurs in soil above the water table" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#soil_temperature cf:soil_temperature a owl:NamedIndividual , dim:Temperature ; rdfs:label "soil temperature" ; rdfs:comment "Soil temperature is the bulk temperature of the soil, not the surface (skin) temperature" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#soil_thermal_capacity cf:soil_thermal_capacity a owl:NamedIndividual , dim:SpecificEntropy ; rdfs:label "soil thermal capacity" ; rdfs:comment "Thermal capacity, or heat capacity, is the amount of heat energy required to increase the temperature of 1 kg of material by 1 K. It is a property of the material" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#soil_thermal_conductivity cf:soil_thermal_conductivity a owl:NamedIndividual , dim:ThermalConductivity ; rdfs:label "soil thermal conductivity" ; rdfs:comment "Thermal conductivity is the constant k in the formula q = -k grad T where q is the heat transfer per unit time per unit area of a surface normal to the direction of transfer and grad T is the temperature gradient. Thermal conductivity is a property of the material" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#sound_intensity_in_air cf:sound_intensity_in_air a owl:NamedIndividual , dim:EnergyFlux ; rdfs:label "sound intensity in air" ; rdfs:comment "Sound intensity is the sound energy per unit time per unit area" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#sound_pressure_in_air cf:sound_pressure_in_air a owl:NamedIndividual , dim:StressOrPressure ; rdfs:label "sound pressure in air" ; rdfs:comment "Sound pressure is the difference from the local ambient pressure caused by a sound wave at a particular location and time" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#thickness_of_convective_snowfall_amount cf:thickness_of_convective_snowfall_amount a owl:NamedIndividual , dim:Distance ; rdfs:label "thickness of convective snowfall amount" ; rdfs:comment "\"Amount\" means mass per unit area. The construction thickness_of_[X_]snowfall_amount means the accumulated \"depth\" of snow which fell i.e. the thickness of the layer of snow at its own density. There are corresponding standard names for liquid water equivalent (lwe) thickness" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#thickness_of_large_scale_rainfall_amount cf:thickness_of_large_scale_rainfall_amount a owl:NamedIndividual , dim:Distance ; rdfs:label "thickness of large scale rainfall amount" ; rdfs:comment "\"Amount\" means mass per unit area. The construction thickness_of_[X_]rainfall_amount means the accumulated \"depth\" of rainfall i.e. the thickness of a layer of liquid water having the same mass per unit area as the rainfall amount" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#thickness_of_large_scale_snowfall_amount cf:thickness_of_large_scale_snowfall_amount a owl:NamedIndividual , dim:Distance ; rdfs:label "thickness of large scale snowfall amount" ; rdfs:comment "\"Amount\" means mass per unit area. The construction thickness_of_[X_]snowfall_amount means the accumulated \"depth\" of snow which fell i.e. the thickness of the layer of snow at its own density. There are corresponding standard names for liquid water equivalent (lwe) thickness" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#thickness_of_rainfall_amount cf:thickness_of_rainfall_amount a owl:NamedIndividual , dim:Distance ; rdfs:label "thickness of rainfall amount" ; rdfs:comment "\"Amount\" means mass per unit area. The construction thickness_of_[X_]rainfall_amount means the accumulated \"depth\" of rainfall i.e. the thickness of a layer of liquid water having the same mass per unit area as the rainfall amount" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#thickness_of_snowfall_amount cf:thickness_of_snowfall_amount a owl:NamedIndividual , dim:Distance ; rdfs:label "thickness of snowfall amount" ; rdfs:comment "\"Amount\" means mass per unit area. The construction thickness_of_[X_]snowfall_amount means the accumulated \"depth\" of snow which fell i.e. the thickness of the layer of snow at its own density. There are corresponding standard names for liquid water equivalent (lwe) thickness" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#vegetation_area_fraction cf:vegetation_area_fraction a owl:NamedIndividual , dim:Dimensionless ; rdfs:label "vegetation area fraction" ; rdfs:comment "\"X_area_fraction\" means the fraction of horizontal area occupied by X. \"X_area\" means the horizontal area occupied by X within the grid cell. \"Vegetation\" means any plants e.g. trees, shrubs, grass" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#vegetation_carbon_content cf:vegetation_carbon_content a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "vegetation carbon content" ; rdfs:comment "\"Content\" indicates a quantity per unit area. \"Vegetation\" means any plants e.g. trees, shrubs, grass" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#volume_fraction_of_clay_in_soil cf:volume_fraction_of_clay_in_soil a owl:NamedIndividual , dim:Dimensionless ; rdfs:label "volume fraction of clay in soil" ; rdfs:comment "\"Volume fraction\" is used in the construction volume_fraction_of_X_in_Y, where X is a material constituent of Y" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#volume_fraction_of_condensed_water_in_soil cf:volume_fraction_of_condensed_water_in_soil a owl:NamedIndividual , dim:Dimensionless ; rdfs:label "volume fraction of condensed water in soil" ; rdfs:comment "\"Condensed water\" means liquid and ice. \"Volume fraction\" is used in the construction volume_fraction_of_X_in_Y, where X is a material constituent of Y" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#volume_fraction_of_condensed_water_in_soil_at_critical_point cf:volume_fraction_of_condensed_water_in_soil_at_critical_point a owl:NamedIndividual , dim:Dimensionless ; rdfs:label "volume fraction of condensed water in soil at critical point" ; rdfs:comment "\"Condensed water\" means liquid and ice. \"Volume fraction\" is used in the construction volume_fraction_of_X_in_Y, where X is a material constituent of Y. When soil moisture equals or exceeds the critical point evapotranspiration takes place at the potential rate and is controlled by the ambient meteorological conditions (temperature, wind, relative humidity). Evapotranspiration is the sum of evaporation and plant transpiration. Potential evapotranspiration is the rate at which evapotranspiration would occur under ambient conditions from a uniformly vegetated area when the water supply is not limiting" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#volume_fraction_of_condensed_water_in_soil_at_field_capacity cf:volume_fraction_of_condensed_water_in_soil_at_field_capacity a owl:NamedIndividual , dim:Dimensionless ; rdfs:label "volume fraction of condensed water in soil at field capacity" ; rdfs:comment "\"Condensed water\" means liquid and ice. \"Volume fraction\" is used in the construction volume_fraction_of_X_in_Y, where X is a material constituent of Y. The field capacity of soil is the maximum content of water it can retain against gravitational drainage" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#volume_fraction_of_condensed_water_in_soil_at_wilting_point cf:volume_fraction_of_condensed_water_in_soil_at_wilting_point a owl:NamedIndividual , dim:Dimensionless ; rdfs:label "volume fraction of condensed water in soil at wilting point" ; rdfs:comment "\"Condensed water\" means liquid and ice. \"Volume fraction\" is used in the construction volume_fraction_of_X_in_Y, where X is a material constituent of Y. The wilting point of soil is the water content below which plants cannot extract sufficient water to balance their loss through transpiration" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#volume_fraction_of_condensed_water_in_soil_pores cf:volume_fraction_of_condensed_water_in_soil_pores a owl:NamedIndividual , dim:Dimensionless ; rdfs:label "volume fraction of condensed water in soil pores" ; rdfs:comment "\"Volume fraction\" is used in the construction volume_fraction_of_X_in_Y, where X is a material constituent of Y. \"Condensed water\" means liquid and ice. \"Volume_fraction_of_condensed_water_in_soil_pores\" is the ratio of the volume of condensed water in soil pores to the volume of the pores themselves" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#volume_fraction_of_frozen_water_in_soil cf:volume_fraction_of_frozen_water_in_soil a owl:NamedIndividual , dim:Dimensionless ; rdfs:label "volume fraction of frozen water in soil" ; rdfs:comment "\"frozen_water\" means ice. \"Volume fraction\" is used in the construction volume_fraction_of_X_in_Y, where X is a material constituent of Y" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#volume_fraction_of_sand_in_soil cf:volume_fraction_of_sand_in_soil a owl:NamedIndividual , dim:Dimensionless ; rdfs:label "volume fraction of sand in soil" ; rdfs:comment "\"Volume fraction\" is used in the construction volume_fraction_of_X_in_Y, where X is a material constituent of Y" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#volume_fraction_of_silt_in_soil cf:volume_fraction_of_silt_in_soil a owl:NamedIndividual , dim:Dimensionless ; rdfs:label "volume fraction of silt in soil" ; rdfs:comment "\"Volume fraction\" is used in the construction volume_fraction_of_X_in_Y, where X is a material constituent of Y" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#water_evaporation_flux_from_soil cf:water_evaporation_flux_from_soil a owl:NamedIndividual , dim:MassPerTimePerArea ; rdfs:label "water evaporation flux from soil" ; rdfs:comment "\"Water\" means water in all phases. Evaporation is the conversion of liquid or solid into vapor. (The conversion of solid alone into vapor is called \"sublimation\".) In accordance with common usage in geophysical disciplines, \"flux\" implies per unit area, called \"flux density\" in physics" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#wind_speed cf:wind_speed a owl:NamedIndividual , dim:VelocityOrSpeed ; rdfs:label "wind speed" ; rdfs:comment "Speed is the magnitude of velocity. Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) The wind speed is the magnitude of the wind velocity" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#air_temperature cf:air_temperature a owl:NamedIndividual , dim:Temperature ; rdfs:label "air temperature" ; rdfs:comment "Air temperature is the bulk temperature of the air, not the surface (skin) temperature" ; rdfs:isDefinedBy . ### http://purl.oclc.org/NET/ssnx/cf/cf-property#precipitation_amount cf:precipitation_amount a owl:NamedIndividual , dim:SurfaceDensity ; rdfs:label "precipitation amount" ; rdfs:comment "\"Amount\" means mass per unit area" ; rdfs:isDefinedBy .