About: http://webisa.webdatacommons.org/183389848

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	Tools such as NTT by the USDA- NRCS and Nutrient.Net by the World Resources Institute are specific examples of such efforts.
http://www.w3.org/ns/prov#wasQuotedFrom	usda.gov