@prefix cpm: . @prefix dc: . @prefix dcat: . @prefix dce: . @prefix dct: . @prefix grg: . @prefix iop: . @prefix ns0: . @prefix ns1: . @prefix owl: . @prefix pav: . @prefix prov: . @prefix puv: . @prefix qudt: . @prefix rdf: . @prefix rdfs: . @prefix reg: . @prefix semapv: . @prefix skos: . @prefix sssom: . @prefix void: . rdf:type skos:Concept ; dce:identifier "S0454" ; dc:identifier "S0454" ; dc:isVersionOf ; pav:authoredOn "02-OCT-06" ; pav:version "1" ; owl:versionInfo "1" ; skos:altLabel "" ; skos:definition "A specific type of instrument with a hemispherical collector that measures electromagnetic visible radiation (400-700 nm) travelling in all directions over 180 degrees." ; skos:notation "S0454" ; skos:note "accepted" ; skos:prefLabel "Biospherical Instruments 2-pi PAR downwelling light meter"@en .