>
> >Rapid for imidacloprid (about four hours) but not for his metabolites
> ((oléfine, hydroxy-imidaclopride) as you know, I presume.
>
Yes, and pretty rapid for those two metabolites too. Only about 2% of the
ingested dose ever appears as these metabolites in the bee head, and even
those are completely eliminated sometime between 30 and 48 hrs.
--
Randy Oliver
Grass Valley, CA
www.ScientificBeekeeping.com
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