George Williams wrote: > My inspector wouldn't do a roll test because it would decimate the > populations. Why not do a sugar shake? This way you get the bees back and if you do the double shake, as per the New Zealand research, then you have a fairly accurate result. Even a single shake may give you the answer you are looking for. Might not be what you want but can help with a management decision. Trevor Weatherhead AUSTRALIA Had a look at www.apimondia2007.com -- Visit www.honeybeeworld.com/bee-l for rules, FAQ and other info ---