dear cheng,
There are some PhD thesis at Department of Genetics/Sao Paulo Univers
ity, Ribeirao Preto. Sao Paulo State, Brazil about some resistance mecanism of
africanized honey bees to Varroa. You could contact with Dr. Lionel Segui Gonca
lves or Dr. David De Jong.
Dejair Message
Depto.Biologia Animal
Universidade Federal de Vicosa
36570 - Brazil
bitnet adress:dbgx1169@brufv