For citations:

Kashkovsky V.G., Plakhova A.A. Treatment of bee families without drugs, or a zootechnical method of combating diseases of bees. Bulletin of NSAU (Novosibirsk State Agrarian University). 2021;(2):115-124. (In Russ.) https://doi.org/10.31677/2072-6724-2021-59-2-115-124