The Russian honey bee has shown to be more resistant to the bee parasites Varroa destructor and Acarapis woodi, although their commercial use and availability are extremely limited in scope because other, better strains are available (e.g., VSH lines).
Varroa destructor, Bee mite that attacks honey bee s Apis cerana and Apis mellifera.
Varroa sensitive hygiene (VSH) is a behavioral trait of honey bees (Apis mellifera) in which bees detect and remove bee pupae that are infested by the parasitic mite Varroa destructor.