Assertion: sphagnum peat | /r/HasProperty | low
Facets:
value: in salts
type: OTHER
value: in lignins
type: LOCATION
Source sentences:
text: Consistent with this theory is the observation that changes in sphagnum peats are usually small because they are low in lignins, but that the condition occurs very markedly in vascular and hypnaceous peats with large pores.
text: Sphagnum peat and compost made from purely plant sources are low in salts and are good choices for amending Colorado soils.