>>I decided to dust the hives with powdered sugar and count the resulting
> mite fall as I had done at this time last year. The average mite drop
> after dusting was 1.6 mites/hive! The maximum was 6 mites from my Harbo
> hive. The minimum was zero mites from the same hive that had zero natural
> mite fall. This hive is my most populous hive with 4 deep boxes of bees
> and brood. The rest of the hives have about 3 deeps with bees and brood.
It looks like your hives have very few mites, indeed. Question: why keep
bees in 4 deeps ? Are two used for extracted honey ?
Waldemar
Long Island, NY
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