About: http://webisa.webdatacommons.org/308773909

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 some crops, such as lettuce, farmers are spending hundreds of dollars per hectare for weed management with labor- intensive methods or environmentally suspect technology such as massive use of non-biodegradable plastic mulches.
http://www.w3.org/ns/prov#wasQuotedFrom	usda.gov