About: http://webisa.webdatacommons.org/151566434

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	By the 1890s the department had entered the field of research, concentrating its efforts on eradication of insects introduced into the United States and studying the use of DDT and other pesticides.
http://www.w3.org/ns/prov#wasQuotedFrom	umd.edu