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Subject:
Re: Overwintering on Apistan
From:
Donald Aitken <[log in to unmask]>
Reply To:
Informed Discussion of Beekeeping Issues and Bee Biology <[log in to unmask]>
Date:
Sun, 24 Nov 2002 22:40:29 -0700
Content-Type:
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text/plain (24 lines) 
From: "James J. Grefig"
> While not a chemist nor a biologist it seems to me that the mites that
> survive in a hive that is over wintered with Apistan will be the mites
> that are resistant (or most resistant) to fluvalinate. As the survivors
> breed they will pass on their resistant genes. Is this overly simplistic?

 Hi James:

This does seem obvious. However, if you treat as per the label, the
survivors will also be the ones that are resistant and will pass on their
resistant genes. I don't see why leaving the strips on over winter would
make any difference whatsoever in the development of resistance.

                                    Best regards

                                    Donald Aitken



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