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Informed Discussion of Beekeeping Issues and Bee Biology

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Date:
Fri, 25 Sep 2009 07:36:08 -0400
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Informed Discussion of Beekeeping Issues and Bee Biology <[log in to unmask]>
Subject:
Re: CND Winterkill of Bees
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From:
Bill T <[log in to unmask]>
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> Most U.S. commercial beeks dropped this practice when strips began to fail.
> For years we only used one apistan strip a hive and had a 98% kill. The
> maker would love to have sold us four strips to place in out doubles.
> However through careful testing we found one strip worked fine. However
> after 5-6 years the scenario with apistan changed.

Need some help here, but my understanding of resistance development
would make the practice of reduced treatment result in faster
resistance development.

Bill Truesdell
Bath, Maine

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