On the other hand: http://www.apidologie.org/index.php?option=article&access=standard&Itemid=129&url=/articles/apido/pdf/2003/05/M3502.pdf "Neither pure essences nor blends of essences were effective to control AFB at the doses and formulations tested in this study. On the contrary, colonies treated with essences showed higher levels of infection than those receiving control treatments. This may be related to a certain level of toxicity of the essences to larvae and adults." *********************************************** 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 Access BEE-L directly at: http://community.lsoft.com/scripts/wa-LSOFTDONATIONS.exe?A0=BEE-L