Assertion: nitrate | /r/HasProperty | reduced to greater extent than phosphate
Facets:
value: always
type: TEMPORAL
Source sentences:
text: Nitrate is always reduced to a greater extent than phosphate simply because bacteria need a lot more nitrogen than phosphorus, but metabolism of organics in low O2 regions may skew it even more, and sometimes can leave the aquarium with little nitrate and an excess of phosphate that they bacteria don’t “want”.