About: http://webisa.webdatacommons.org/72564696

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 soil nitrate test is not accurate in situations where the previous crop is a legume such as soybean or alfalfa or where manure applications have been made.
http://www.w3.org/ns/prov#wasQuotedFrom	umn.edu