About: http://webisa.webdatacommons.org/400055313

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	Since then, there have been major developments in terms of both the quantity and the types of fertilizers produced, the technologies used and the feedstocks employed.
http://www.w3.org/ns/prov#wasQuotedFrom	fao.org