Assertion: birch's soil | /r/HasProperty | sargent
Facets:
Source sentences:
text: The distribution of white spruce in Labrador seems to depend almost entirely on the character of the soil (Sargent 1898), and between the southwestern shores of Hudson Bay and the northeastern regions of Saskatchewan, white spruce is confined to very local physiographic features, characterized by well-drained or fertile soils (Ritchie 1956).