About: http://webisa.webdatacommons.org/440154141

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 Context: Biotic stresses such as viruses, fungi, bacteria, weeds, insects and other pests and pathogens are a major constraint to agricultural productivity from fields to markets in the developing world.
http://www.w3.org/ns/prov#wasQuotedFrom	grandchallenges.org