On Mon, 30 Aug 2004 00:27:28 -0500, Bob Harrison> wrote: >I am surprised at the number of places which do not have fluvalinate >resistant varroa. I got my first in 1998. Apistan has been used in the U.S. >since 1987 I believe. Ten years was the time limit we were told before we >would see fluvalinate resistant varroa without another chemical to rotate >with. > >Even after 4-6 years attempts to return to Apistan has been met with poor >results. A single Apistan strip will drop a couple hundred varroa in a hive >*infested with varroa* in 24 hours with a sticky board . Should be around >three thousand. > > Bob Bob, if you think your mites are still resistant, please send some to me. We used tabacco smoke here for 30 min and usually get a mite drop higher than 24 hr natural drop. these mites are usually alive and kicking on a sticky board which we then harvest for DNA study. thanks, Zachary :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: -- Visit www.honeybeeworld.com/BEE-L for rules, FAQ and other info --- ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::