> Over 50% of states were above treatment threshold.
Is varroa a much greater problem in the US than elsewhere - and, if so, why?
We do not see varroa as much of a problem in our colonies, despite a minimal thymol treatment each autumn. Zero losses last winter.
Best wishes
Peter
52°14'44.44"N, 1°50'35"W
***********************************************
The BEE-L mailing list is powered by L-Soft's renowned
LISTSERV(R) list management software. For more information, go to:
http://www.lsoft.com/LISTSERV-powered.html