PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Kluwer Academic Publishers, Norwell, MA. Interpretive Summary: Increases in atmospheric CO2 can enhance root distribution which may help crops gather needed resources such as water and nutrients.
http://www.w3.org/ns/prov#wasQuotedFrom
  • usda.gov