----- Original Message -----
From: "Tom Barrett" <[log in to unmask]>
> If bees travel say 2 miles, then they forage in a circle, the area of
which
> is specified as PI multiplied by R squared.
>
> This ends up as 8038 acres - (3.14*(2^2)*640) (640 acres in a square mile)

Tom

I think that you have to make that at least 3 miles - and packers here are
specifying 6 miles to avoid GM crops.  That gives 72391.68 acres!

Peter Edwards