About: http://webisa.webdatacommons.org/174038175

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 answer is compost or any organic material such as fallen leaves (preferably chopped so they don???t mat down), non-chemicalized grass clippings, coffee grounds, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	greatgardeninfo.com