@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix nalt: <https://lod.nal.usda.gov/nalt/> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix ns0: <https://lod.nal.usda.gov/naltv#> .

<https://lod.nal.usda.gov/naltv#marc001> rdfs:label "Field 001 in MARC Authority Format"@en .
<https://lod.nal.usda.gov/nalt>
  a skos:ConceptScheme ;
  rdfs:label "NALT Full"@en .

<https://lod.nal.usda.gov/naltv#Chemical>
  a owl:Class ;
  rdfs:label "Chemical"@en .

nalt:34133
  a skos:Concept, <https://lod.nal.usda.gov/naltv#Chemical> ;
  dc:created "2006-01-19"^^xsd:date ;
  dc:modified "2013-08-08"^^xsd:date ;
  skos:broader nalt:822, nalt:1477 ;
  skos:inScheme <https://lod.nal.usda.gov/nalt>, <https://lod.nal.usda.gov/nalt-core> ;
  skos:narrower nalt:34132, nalt:60639, nalt:12292, nalt:40735, nalt:1440, nalt:8952, nalt:45279, nalt:45257 ;
  skos:prefLabel "pyridine herbicides"@en, "herbicidas de piridina"@es ;
  ns0:marc001 "31151" .

nalt:34132
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:34133 ;
  skos:prefLabel "ditiopir"@es, "dithiopyr"@en .

nalt:60639
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:34133 ;
  skos:prefLabel "thiazopyr"@en, "tiazopir"@es .

nalt:45257
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:34133 ;
  skos:prefLabel "piricloro"@es, "pyriclor"@en .

nalt:45279
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:34133 ;
  skos:prefLabel "triclopir"@es, "triclopyr"@en .

nalt:8952
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:34133 ;
  skos:prefLabel "diflufenicán"@es, "diflufenican"@en .

nalt:1477
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:34133 ;
  skos:prefLabel "piridinas"@es, "pyridines"@en .

nalt:1440
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:34133 ;
  skos:prefLabel "clopiralid"@es, "clopyralid"@en .

nalt:40735
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:34133 ;
  skos:prefLabel "fluroxipir"@es, "fluroxypyr"@en .

nalt:12292
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:34133 ;
  skos:prefLabel "picloram"@es, "picloram"@en .

nalt:822
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:34133 ;
  skos:prefLabel "herbicidas"@es, "herbicides"@en .