Assertion: carbon's level | /r/CapableOf | fertilize land plant growth
Facets:
value: essentially
type: MANNER
value: to some threshold
type: OTHER
Source sentences:
text: Total inorganic carbon is not believed to limit primary production in the oceans, so its increasing availability in the ocean does not directly affect production (the situation on land is different, since enhanced atmospheric levels of CO 2 essentially "fertilize" land plant growth to some threshold).