Assertion: red backed salamander | /r/AtLocation | soil
Facets:
value: rarely
type: DEGREE
Source sentences:
text: The chronically lethal pH level for P. cinereus is between 3 and 4, and they are rarely found on soils with a pH of 3.7 or lower.
text: They are rarely found on soils with a pH of 3.7 or lower.