Tom:
 
Why don't you contact Bob Noel, he has a lot of experience on using
essential oils to treat both mites. Moreover, he is quite willing to help
fellow beekeepers.
 
His e-mail address is:
[log in to unmask]
 
You should also visit:
 http://www.wvu.edu/~agexten/varroa/
 
 
Martin Braunstein
Malka Cabania Apicola
e-mail: [log in to unmask]