About: http://webisa.webdatacommons.org/180711703

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	They implement rules for 7 crop groups: grasses and legumes, crucifers and other oil or fiber species, cereals, maize and sorghum, beet, subterranean clover, and vegetables.
http://www.w3.org/ns/prov#wasQuotedFrom	usda.gov