About: http://webisa.webdatacommons.org/387086284

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	Essential plant nutrients such as phosphate, nitrogen and potassium, which are abundantly
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com