On Fri, 6 May 1994, La Reine de la Cite' des Phoques (Liz Day) wrote:
 
> I don't think CO2 is a very good idea - from what I've read, it
> can cause harmful changes in behavior in the bees afterwards.
> (can dig up refs if you need)
> Which is sort of why I was worried about chilling them.
> Liz Day
>
> University of Illinois at Chicago
> [log in to unmask]
>
 
I have heard that when colonies with brood are exposed to high levels of
carbon dioxide, unusual behaviour can occur such as larval
rejection. If you have references relating to the effects of
CO2 on bumblebees, i would appreciate reading them.
 
                                                Thanks,
                                                Blair
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