>Just as an addition to the comments on yellowjacket trapping - heptyl
>butyrate is only effective on the western yellowjacket, Vespula
>pensylvanica. It is not effective on any of the eastern pest species such
>as V. maculifrons or V. squamosa, or on the German yellowjacket, V. germanica.
. Thanks, Rick. I forgot to mention that. [We have only V.
pennsylvanica in our local area.]
Adrian
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