About: http://webisa.webdatacommons.org/55791430

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Nutrients, especially phosphate and nitrate, are often scarce in the photic zone because they are used up quickly by plants during photosynthesis.
http://www.w3.org/ns/prov#wasQuotedFrom	jrank.org