@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix nalt: <https://lod.nal.usda.gov/nalt/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix agrovoc: <http://aims.fao.org/aos/agrovoc/> .
@prefix ns0: <https://lod.nal.usda.gov/naltv#> .

<https://lod.nal.usda.gov/naltv#marc001> rdfs:label "Field 001 in MARC Authority Format"@en .
nalt:21737_def
  a <https://lod.nal.usda.gov/naltv#Definition> ;
  rdf:value "A manmade structure that serves the purpose of diverting, restricting, stopping, or otherwise controlling the natural flow of water."@en, "Estructuras artificiales que sirven para desviar, restringir, detener o controlas de alguna otra forma el flujo natural del agua."@es ;
  dc:source "NAL Thesaurus Staff" .

<https://lod.nal.usda.gov/nalt>
  a skos:ConceptScheme ;
  rdfs:label "NALT Full"@en .

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

nalt:21737
  a skos:Concept, <https://lod.nal.usda.gov/naltv#Topic> ;
  dc:created "2006-01-19"^^xsd:date ;
  dc:modified "2020-03-06"^^xsd:date ;
  skos:altLabel "water control structures"@en, "rip raps"@en, "gabions"@en ;
  skos:broader nalt:46285, nalt:5481 ;
  skos:definition nalt:21737_def ;
  skos:exactMatch <http://id.agrisemantics.org/gacs/C11062>, <http://id.cabi.org/cabt/59125>, agrovoc:c_3714 ;
  skos:inScheme <https://lod.nal.usda.gov/nalt>, <https://lod.nal.usda.gov/nalt-core> ;
  skos:narrower nalt:306488, nalt:46286, nalt:324622, nalt:190511, nalt:46287, nalt:31693, nalt:270666, nalt:21736 ;
  skos:prefLabel "hydraulic structures"@en, "estructuras hidráulicas"@es ;
  skos:related nalt:212022 ;
  ns0:marc001 "18772" .

nalt:306488
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:21737 ;
  skos:prefLabel "desagües"@es, "spillways"@en .

nalt:46286
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:21737 ;
  skos:prefLabel "vertedero"@es, "weirs"@en .

nalt:21736
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:21737 ;
  skos:prefLabel "canales (vías navegables)"@es, "canals (waterways)"@en .

nalt:270666
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:21737 ;
  skos:prefLabel "alcantarillas"@es, "culverts"@en .

nalt:31693
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:21737 ;
  skos:prefLabel "dams (hydrology)"@en, "dique (hidrología)"@es .

nalt:212022
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "control de las inundaciones"@es, "flood control"@en ;
  skos:related nalt:21737 .

nalt:46287
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:21737 ;
  skos:prefLabel "pozos"@es, "wells"@en .

nalt:190511
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:21737 ;
  skos:prefLabel "escalas de peces"@es, "fish ladders"@en .

nalt:324622
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:21737 ;
  skos:prefLabel "canales hidráulicos"@es, "hydraulic flumes"@en .

nalt:5481
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:21737 ;
  skos:prefLabel "estructuras hechas por el hombre"@es, "manmade structures"@en .

nalt:46285
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:21737 ;
  skos:prefLabel "gestión del agua"@es, "water management"@en .