PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The physical arrangement of the spaces or pore is where most of the important changes take place: water movement, root extension and enlargement, gas exchange, particularly of oxygen and carbon dioxide in the processes of respiration by roots and micro-organisms.
http://www.w3.org/ns/prov#wasQuotedFrom
  • fao.org