@prefix envthes: . @prefix skos: . @prefix owl: . @prefix dc: . @prefix xsd: . envthes: skos:prefLabel "EnvThes"@en ; a owl:Ontology, skos:ConceptScheme . envthes:20935 skos:prefLabel "variable"@en ; a skos:Concept ; skos:narrower envthes:22301 . envthes:22301 skos:altLabel "basal area of tree"@en ; dc:creator "herbert.schentz@umweltbundesamt.at"@en ; dc:created "2016-03-31"^^xsd:date ; skos:broader envthes:20935 ; a skos:Concept ; skos:exactMatch , ; skos:inScheme envthes: ; skos:note "[controlled by ] Leca Stefan 14.06.2013\" , \"[source of definition ] wikipedia"@en ; skos:prefLabel "tree basal area"@en ; skos:scopeNote "US LTER controlled vocabulary"@en ; skos:definition "Basal area is the term used in forest management that defines the area of a given section of land that is occupied by the cross-section of tree trunks and stems at their base."@en ; dc:modified "2023-01-13"^^xsd:date .