Bob Harrison wrote:

> The mistake the bee lab made in the Hackenberg 
> experiment was not to place some of the package bees on new equipment. 
> If they had I believe they would have seen the main problem was the old 
> equipment. 

If I recall, they did put some on old honey supers and there was no CCD problem. Which confirms your hypothesis.

But memory may be off, so welcome correction.

Bill Truesdell
Bath, Maine

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