Barley Trait POLAPGEN Ontology Livestock Breed Ontology Source
http://www.cropontology.org/rdf/Text http://purl.obolibrary.org/obo/XEO_00238 LOOM
http://www.cropontology.org/rdf/POLAPGEN_BARLEY:0000426 http://purl.obolibrary.org/obo/XEO_00123 LOOM