If you haven’t signed up to receive the UC Davis Newsletter, previously written by Eric Mussen, but now published by his replacement Elina Nino – it is a great resource of information for beekeepers. Sign up instructions are in the MayJune 2015 issue. This issue contains info about Varroa Management and IPM, among other helpful articles and research.
Please note the new link for the on-line Newsletter is http://elninobeelab.ucdavis.edu/apiculture_newsletter.html
The Newsletter archive can be found here http://entomology.ucdavis.edu/Faculty/Eric_C_Mussen/Apiculture_Newsletter/