About: http://webisa.webdatacommons.org/82369409

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	More than 1200 water samples obtained from field and public drainage association ditches were analyzed for phosphorus, arsenic, and other elements.
http://www.w3.org/ns/prov#wasQuotedFrom	usda.gov