> I can't find the ref that I was referring to. However, Farmnote 247 from > Western Australia stated: > > The severity of [sacbrood] infection can vary in some hives from > > a few cells per frame to 90 per cent of the brood. The > > number of colonies infected in an apiary may range > > from 0 to 100 per cent. Thanks for the reply Randy. Seems excessive to me and I will follow it up and post back. Trevor Weatherhead AUSTRALIA **************************************************** * General Information About BEE-L is available at: * * http://www.honeybeeworld.com/bee-l/default.htm * ****************************************************