Numbers of workers of Vespula pensylvanica (Saussure) (western yellowjacket) and V. atropilosa (Sladen) trapped with heptyl butyrate in Washington increased with greater release of the attractant from ...
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How to Get Rid of Wasps 4 Easy Ways (and Keep Them From Coming Back)The thousands of wasp species in the Vespidae family are divided into solitary or social categories. The social wasps live in a community to build nests, raise young, find food, and defend the nests.
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