> My point was that a heavy mite infestation, thousands of mites reproducing
> within an untreated colony can, in and of itself bring about collapse. If
> you add vectored disease it only gets worse. You disagree?
>

We all agree but you treated even then. Then the bees could sustain high
mite loads before virus/pathogens were introduced.  But the game changed.
Now even two treatments may not enough.

Bill Truesdell
Bath, Maine

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