PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It should be noted that these numbers can vary greatly, depending on many variables such as crop rotation, irrigation methods, main crop type, etc. that are not within the scope of this paper.[ix] It is difficult to analyze these offset sale revenues with the increased costs per acre to adopt good fertilizer rate practices given the many variables involved.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sustainabilitybythesea.org