@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:24693_def
  a <https://lod.nal.usda.gov/naltv#Definition> ;
  rdf:value "Suelo no salino que contiene suficiente sodio intercambiable (Na) como para afectar la producción de cultivos y la estructura del suelo en la mayoría de condiciones de distintos suelos y plantas. La relación de absorción de sodio del extracto de saturación (RASe) es de al menos 13."@es, "A nonsaline soil containing sufficient exchangeable sodium (Na) to adversely affect crop production and soil structure under most conditions of soil and plant type. The sodium adsorption ratio of the saturation extract (SARe) is at least 13."@en ;
  dc:source "University of Arizona Cooperative Extension" .

<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:24693
  a skos:Concept, <https://lod.nal.usda.gov/naltv#Topic> ;
  dc:created "2006-01-19"^^xsd:date ;
  dc:modified "2020-02-05"^^xsd:date ;
  skos:broader nalt:2734 ;
  skos:definition nalt:24693_def ;
  skos:exactMatch agrovoc:c_7144, <http://id.loc.gov/authorities/subjects/sh96003859>, <http://id.cabi.org/cabt/107865>, <http://id.agrisemantics.org/gacs/C16513> ;
  skos:inScheme <https://lod.nal.usda.gov/nalt>, <https://lod.nal.usda.gov/nalt-core> ;
  skos:prefLabel "sodic soils"@en, "suelos sódicos"@es ;
  skos:related nalt:61959, nalt:235923, nalt:963 ;
  ns0:marc001 "34214" .

nalt:61959
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "soil sodicity"@en, "sodicidad del suelo"@es ;
  skos:related nalt:24693 .

nalt:963
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "requisito de yeso"@es, "gypsum requirement"@en ;
  skos:related nalt:24693 .

nalt:235923
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "fitodesalinización"@es, "phytodesalination"@en ;
  skos:related nalt:24693 .

nalt:2734
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:24693 ;
  skos:prefLabel "tipos de suelos químicos"@es, "chemical soil types"@en .