%0 Journal Article %T Behavior and resistance in Simmental bull calves of different genotypes %A Levina, G.N. %A Tikhonov, K.E. %A Artemieva, O.. %A Zelepukina, M.V. %K Simmental breed, Holstein (Red-and-White) breed, Montbeliarde breed, types of behavior, humoral and cellular immunity, resistance, liveweight. %J Agrarian Bulletin of the %D 2020 %N 193 %P 7 %I Ural State Agrarian University