Assertion: spawning salmon | /r/CapableOf | contribute up to 25% of the nitrogen
Facets:
value: in southeastern alaska
type: LOCATION
value: in the foliage of trees
type: LOCATION
Source sentences:
text: In southeastern Alaska, spawning salmon contribute up to 25% of the nitrogen in the foliage of trees, resulting in tree growth rates nearly three-times higher than in areas without salmon spawning.