PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Biosolids are a valuable source of organic matter and plant nutrients, especially nitrogen (N) and phosphorus (P) [14].
http://www.w3.org/ns/prov#wasQuotedFrom
  • hindawi.com