The  Penn State College of Agricultural Sciences has a bunch of great
publications available. Most of them can be downloaded free. Example:

"A Quick Reference Guide to Honey Bee Parasites, Pests, Predators, and Diseases"

The key to protecting honey bee colonies from harmful diseases,
parasites, and other pests is the ability to identify problems early.
This 10-panel brochure is a quick reference to common honey bee
maladies, including varroa mite, tracheal mite, bee louse, skunks,
bears, foulbrood, nosema, and more. The publication also includes
references for more information.

Department: Entomology
Catalog Number: UF013

website address:

http://pubs.cas.psu.edu/PubSubject.asp?varSubject=Bees%20and%20Beekeeping

http://tinyurl.com/2by5tq


-- 
Peter L. Borst
Ithaca, NY
USA

http://picasaweb.google.com/peterlborst

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