Randy wrote on mite resistance: > Italian studies (cited in my article in ABJ) Yet to arrive here! > indicate that the mite pays a considerable cost. The reproduce only about > half as rapidly. That conflicts completely with Stephen Martin's lecture at Stoneleigh in April this year, but if it is true then should not resistant mites be far less virulent if they reproduce only half as rapidly? Judging from the colonies losses caused by resistant mites this certainly does not seem to be true. Best wishes Peter Edwards [log in to unmask] www.stratford-upon-avon.freeserve.co.uk/ ****************************************************** * Full guidelines for BEE-L posting are at: * * http://www.honeybeeworld.com/bee-l/guidelines.htm * ******************************************************