AGRORDF Agri-Food Experiment Ontology Source
http://www.agroxml.de/rdf/vocabulary/workprocess#Cleaning http://www.mistea.supagro.inra.fr/ontologies/2016/v1/afeo#Cleaning LOOM
http://www.agroxml.de/rdf/vocabulary/general#Nitrogen http://www.mistea.supagro.inra.fr/ontologies/2016/v1/afeo#Nitrogen LOOM