PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • With this being spring I would also check to see if there are a lot of leaves and other types of natural organic debris in the pond from the fall season... all of the things that blow into the pond during fall will slowly break down and add to the excessive nutrients that contribute to algae blooms.
http://www.w3.org/ns/prov#wasQuotedFrom
  • tropicalfishkeeping.com