@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 ns0: <https://lod.nal.usda.gov/naltv#> .

<https://lod.nal.usda.gov/naltv#marc001> rdfs:label "Field 001 in MARC Authority Format"@en .
nalt:213766_def
  a <https://lod.nal.usda.gov/naltv#Definition> ;
  rdf:value "Capa de suelo endurecida del horizonte A inferior o del horizonte B, producida por la cementación de partículas del suelo con materia orgánica o con materiales como sílice o carbonato cálcico. Su dureza no es modificada en forma apreciable mediante cambios en el contenido de humedad y ninguna de las partes de la capa dura se desintegra en el agua."@es, "A hardened soil layer in the lower A or in the B horizon caused by cementation of soil particles with organic matter or with materials such as silica or calcium carbonate. The hardness does not change appreciably with changes in moisture content, and pieces of the hard layer do not disintegrate in water."@en ;
  dc:source "Schwarz, Charles F.; Thor, Edward C.; Elsner, Gary H. 1976. Wildland planning glossary. Gen. Tech. Rep. PSW-13. Berkeley, Calif.: U.S. Department of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station" .

<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:213766
  a <https://lod.nal.usda.gov/naltv#Topic>, skos:Concept ;
  dc:created "2014-04-07"^^xsd:date ;
  dc:modified "2017-08-16"^^xsd:date ;
  skos:broader nalt:1558 ;
  skos:definition nalt:213766_def ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  skos:narrower nalt:306927 ;
  skos:prefLabel "toscas"@es, "hardpans"@en ;
  ns0:marc001 "67699" .

nalt:306927
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:213766 ;
  skos:prefLabel "duripán"@es, "duripans"@en .

nalt:1558
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:213766 ;
  skos:prefLabel "horizontes del suelo"@es, "soil horizons"@en .