Sweet Potato Ontology Thesaurus of Plant Characteristics Source
http://www.cropontology.org/rdf/CO_331:0000046 http://top-thesaurus.org/trait#TOP242 LOOM
http://www.w3.org/2004/02/skos/core#Concept http://www.w3.org/2004/02/skos/core#Concept SAME_URI
http://www.cropontology.org/rdf/CO_331:0000170 http://top-thesaurus.org/trait#TOP58 LOOM
http://www.cropontology.org/rdf/Measurement http://top-thesaurus.org/trait#TOP0 LOOM