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

<http://www.irandoc.acir/onto/irandoc/CAB0005612>
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0005615> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0005618> ;
  skos:prefLabel "کشت دائمی"@fa, "perennial cropping"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/CAB0005615>
  skos:prefLabel "کشت مداوم"@fa, "continuous cropping"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0005612> .

<http://www.irandoc.acir/onto/irandoc/CAB0005618>
  skos:prefLabel "سیستم‌های 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/CAB0005612> .