Assertion: boron | /r/CapableOf | ’ needed in trace amounts
Facets:
value: by the human body
type: OTHER
value: for plant growth
type: PURPOSE
Source sentences:
text: Boron may not be needed in the supplemental form, it’s only needed only in trace amounts.
text: Boron is needed as a trace element for plant growth.
text: Boron is a micro-mineral that is required in trace amounts by the human body.