About: http://webisa.webdatacommons.org/394403322

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	In the last 50 years, the productivity was almost doubled due mainly to the Green Revolution and the improved agricultural water management.
http://www.w3.org/ns/prov#wasQuotedFrom	fao.org