Pigeon Pea Ontology The Extensible Observation Ontology Source
http://www.cropontology.org/rdf/Time http://ecoinformatics.org/oboe/oboe.1.2/oboe-characteristics.owl#Time LOOM
http://www.cropontology.org/rdf/CO_341:0000137 http://ecoinformatics.org/oboe/oboe.1.2/oboe-core.owl#Index LOOM
http://www.cropontology.org/rdf/CO_341:0000059 http://ecoinformatics.org/oboe/oboe.1.2/oboe-standards.owl#Percent LOOM
http://www.cropontology.org/rdf/Measurement http://ecoinformatics.org/oboe/oboe.1.2/oboe-core.owl#Measurement LOOM