Assertion: bumble bee | /r/HasProperty | managed for use
Facets:
value: as pollinators in the u.s
type: MANNER
Source sentences:
text: Bumble bees ( Bombus), leafcutting bees ( Megachile rotundata), and to a lesser extent alkali bees (Nomia melanderi) and mason bees (Osmia spp) are also managed for use as pollinators in the U.S