About: http://webisa.webdatacommons.org/158182226

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 a trial comparing four levels of nitrogen fertilizer, each of the four levels is a treatment.
http://www.w3.org/ns/prov#wasQuotedFrom	gov.ab.ca