PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The fate and transport of U and Th in soils is subject to many complicated geochemical reactions, including with soil organic matter, the soil mineral phase, phosphate, and other constituents.
http://www.w3.org/ns/prov#wasQuotedFrom
  • usda.gov