About: http://webisa.webdatacommons.org/291686884

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	Soil profile nitrate-N amounts will likely vary across fields, due to many factors such as variable corn yields, soils and 2012 crop fertilizer or manure band placement.
http://www.w3.org/ns/prov#wasQuotedFrom	iastate.edu