About: http://webisa.webdatacommons.org/38483537

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 following is a quote straight from the Wikipedia Bacillus Thuringiensis (Bt) article :-Spores and crystalline insecticidal proteins produced by B. thuringiensis have been used to control insect pests since the 1920s.
http://www.w3.org/ns/prov#wasQuotedFrom	science20.com