About: http://webisa.webdatacommons.org/429438693

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	Nitrate (NO3) and ammonium (NH4) are forms of nitrogen that plants can absorb.24 The transformation to nitrate through the process of nitrification occurs in the soil.25
http://www.w3.org/ns/prov#wasQuotedFrom	bc.edu