About: http://webisa.webdatacommons.org/166196757

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	The nitrogen source may come from many different sources, but I recommend legumes such as Red & White clovers and alfalfa.
http://www.w3.org/ns/prov#wasQuotedFrom	agweb.com