Plant Diversity Ontology	Microarray and Gene Expression Data Ontology	Source
http://purl.obolibrary.org/obo/envo#Light	http://mged.sourceforge.net/ontologies/MGEDOntology.owl#Light	LOOM
http://purl.obolibrary.org/obo/envo#Water	http://mged.sourceforge.net/ontologies/MGEDOntology.owl#Water	LOOM