PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In all sites, differences in SOC storage dictated whether the system was a net source or sink for CO2 equivalents.
http://www.w3.org/ns/prov#wasQuotedFrom
  • usda.gov