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Subject:
Re: Are there tracheal mites in the UK and continental Europe?
From:
Bill Truesdell <[log in to unmask]>
Reply To:
Informed Discussion of Beekeeping Issues and Bee Biology <[log in to unmask]>
Date:
Tue, 15 Apr 2008 12:02:05 -0400
Content-Type:
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Ari Seppälä wrote:

> About 10 years ago varroa become resistant to fluvalinates,and beekepers 
> changed to use more formic acid in varroa treatments. Tracheal mites 
> almost disappeared for several yeras. Now the trend in varroa treatments 
> is more for thymol + oxalic. 

Ari,

What caused the shift away from Formic? From all I have seen, it is the most effective treatment for a host of 
problems.


Bill Truesdell
Bath, Maine

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