from page
http://www.xs4all.nl/~jtemp/dronemethod.html

The number of mites in a hive (during brood season) can be found by
counting them on the bottom sheet in one day and multiplying that by 50.
If there are no more than 10 mites a day, it is not likely that the
mites do measurable harm.
----------------

Todd wrote:
> Howdy folks,
>
> I've been searching the archives for info on mite counts, and have found some good formulas for estimating mite loads, but have not found any simple rule of thumb for what I would call an "action" threshold.
>
> When doing a 24 hour mite drop count (with varroa screen/sticky board), is there any consensus on what count should prompt treatment?
>
>
> Thanks,
>
> Todd.
>
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>


--
Met vriendelijke groet, Jan


Jan Tempelman
Annie Romein-Verschoorpad 2-4
NL 4103 VE Culemborg
tel.:0345-524433
mobile: 06 10719917
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http://www.xs4all.nl/~jtemp/index3.html
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