The Bee Informed Partnership Websites hosts resources for diagnostic testing along with contact information and instructions. Check out…
A joint collaboration between the Bee Informed Partnership, the USDA-ARS Bee Research Laboratory, and USDA-APHIS has been established in the short term to primarily provide for the diagnostics of honey bee brood for American foulbrood (and other brood) disease. We will also offer other pest and disease diagnostics for a nominal fee. Please see below for additional details including cost and shipping. As before, diagnostic reports will be transmitted to the individual submitting the samples and to the appropriate apiary inspectors.
You can read the complete article on the Bee Informed Partnership Website