@prefix envthes: <http://vocabs.lter-europe.net/EnvThes/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

envthes:
  skos:prefLabel "EnvThes"@en ;
  a skos:ConceptScheme .

envthes:21086
  skos:inScheme envthes: ;
  a skos:Concept ;
  skos:altLabel "NPP"@en ;
  skos:scopeNote "US LTER controlled vocabulary"@en ;
  skos:exactMatch <https://vocab.lternet.edu/vocab/vocab/?tema=363>, <http://linkeddata.ge.imati.cnr.it:2020/resource/EARTh/148560>, <http://en.wikipedia.org/wiki/net_primary_production> ;
  skos:definition "The rate at which all the plants in an ecosystem produce net useful chemical energy; it is equal to the difference between the rate at which the plants in an ecosystem produce useful chemical energy (GPP) and the rate at which they use some of that energy during respiration."@en ;
  skos:broader envthes:20982 ;
  skos:prefLabel "net primary production"@en ;
  dc:modified "2019-06-12"^^xsd:date ;
  dc:creator "herbert.schentz@umweltbundesamt.at"@en .

envthes:20982
  skos:prefLabel "biological process"@en ;
  a skos:Concept ;
  skos:narrower envthes:21086 .