PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If corals or other invertebrates appear to react negatively to the use of the media, it may be an indication that reactive phosphate is being removed too aggressively; decrease amount used by 50% and continue use until phosphate concentration appears to be immeasurable.
http://www.w3.org/ns/prov#wasQuotedFrom
  • aquacave.com