PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This course reviews the problems, principles, and control of soil erosion by water and wind, land planning for soil conservation, and water management including irrigation and drainage problems.
http://www.w3.org/ns/prov#wasQuotedFrom
  • bircham.edu