@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<http://www.irandoc.acir/onto/irandoc/CAB0058359>
  skos:prefLabel "علم خاک"@fa, "soil science"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0058357> .

<http://www.irandoc.acir/onto/irandoc/CAB0058357>
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0058341>, <http://www.irandoc.acir/onto/irandoc/CAB0054270>, <http://www.irandoc.acir/onto/irandoc/CAB0056728>, <http://www.irandoc.acir/onto/irandoc/CAB0058359>, <http://www.irandoc.acir/onto/irandoc/CAB0005024> ;
  skos:prefLabel "نیاز به ژیپس"@fa, "gypsum requirement"@en ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0058358> .

<http://www.irandoc.acir/onto/irandoc/CAB0054270>
  skos:prefLabel "سدیم تبادلی"@fa, "exchangeable sodium"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0058357> .

<http://www.irandoc.acir/onto/irandoc/CAB0058341>
  skos:prefLabel "خاک‌های سدیمی"@fa, "sodic soils"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0058357> .

<http://www.irandoc.acir/onto/irandoc/CAB0056728>
  skos:prefLabel "سنگ گچ"@fa, "gypsum"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0058357> .

<http://www.irandoc.acir/onto/irandoc/CAB0005024>
  skos:prefLabel "احیا زمین"@fa, "reclamation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0058357> .

<http://www.irandoc.acir/onto/irandoc/CAB0058358>
  skos:prefLabel "soil fertility status"@en, "وضعیت حاصلخیزی خاک"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0058357> .