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

<http://www.irandoc.acir/onto/irandoc/NEMA0006221>
  skos:prefLabel "نظام‌های زراعی"@fa, "cropping systems"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0006211> .

<http://www.irandoc.acir/onto/irandoc/NEMA0006211>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0009354>, <http://www.irandoc.acir/onto/irandoc/NEMA0007606> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0006221>, <http://www.irandoc.acir/onto/irandoc/NEMA0004736> ;
  skos:prefLabel "تراس‌بندی"@fa, "terracing"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/NEMA0007606>
  skos:prefLabel "حفاظت خاک"@fa, "soil conservation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0006211> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004736>
  skos:prefLabel "فناوری کشاورزی"@fa, "agricultural technology"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0006211> .

<http://www.irandoc.acir/onto/irandoc/NEMA0009354>
  skos:prefLabel "عملیات خاکی"@fa, "earthwork"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0006211> .