Pollinator wrote:
> From:   [log in to unmask] (Vince Coppola):
.... population had already been exposed to t mite for several years.
> We found that about one fourth of the preselected colonies were valuable as breeders. In Ont. began selection before their bees were exposed for very long. They got about one in ten. Evidently we got a benefit of some natural selection.>>
>
> One beekeeper put it succinctly, Vince:
>
>    "Breeding from live bees is a form of natural selection."
 
Hi Dave,
 
        I agree, it is the selection of live bees. But to assume their survival
indicates they possess any specific trait is naive.