Richard Drutchas wrote:
>
> If a smaller cell size discourages varroa how come the africanized bees
> with its smaller cells cant handle the mites?
 
I believe that experience has shown that Africanized bees are much more
able to tolerate varroa mites than are European races.  I've heard that
this was one of the observations that led to the thinking that cell size
might be important in a colony's varroa tolerance.
 
Ted Fischer
Dexter, Michigan USA