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

nalt:44011
  skos:prefLabel "xilema secundario"@es, "secondary xylem"@en ;
  a <https://lod.nal.usda.gov/naltv#Topic>, skos:Concept ;
  skos:narrower nalt:44775 .

nalt:44775
  skos:hiddenLabel "heart-wood"@en, "heart woods"@en, "heartwoods"@en, "heart-woods"@en ;
  skos:broader nalt:44011 ;
  ns0:marc001 "17778" ;
  a ns0:Product, skos:Concept ;
  skos:exactMatch <http://id.loc.gov/authorities/subjects/sh87001173>, <http://id.agrisemantics.org/gacs/C11882>, <http://aims.fao.org/aos/agrovoc/c_3518>, <http://id.cabi.org/cabt/55438> ;
  skos:prefLabel "duramen"@es, "heartwood"@en ;
  skos:definition nalt:44775_def ;
  skos:related nalt:305493 ;
  skos:altLabel "heart wood"@en ;
  skos:inScheme <https://lod.nal.usda.gov/nalt>, <https://lod.nal.usda.gov/nalt-core> ;
  dc:created "2006-01-19"^^xsd:date ;
  dc:modified "2017-07-20"^^xsd:date .

ns0:Product
  rdfs:label "Product"@en ;
  a owl:Class .

nalt:305493
  skos:prefLabel "madera refractaria"@es, "refractory wood"@en ;
  a ns0:Product, skos:Concept ;
  skos:related nalt:44775 .

nalt:44775_def
  rdf:value "Madera que se extiende desde la albura hasta la médula, cuyas células ya no participan en los procesos vitales del árbol. Puede contener compuestos fenólicos, gomas, resinas y otros materiales que suelen volverla más oscura y más resistente a la pudrición que la médula."@es, "The wood extending from the pith to the sapwood, the cells of which no longer participate in the life processes of the tree. Heartwood may contain phenolic compounds, gums, resins, and other materials that usually make it darker and more decay resistant than sapwood."@en ;
  dc:source "Forest Products Laboratory. 2010. Wood handbook - Wood as an engineering material. Gen. Tech. Rep. FPL-GTR-190. Madison, WI: U.S. Department of Agriculture, Forest Service, Forest Products Laboratory" ;
  a ns0:Definition .

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