%0 Journal Article %T CALVES COLIBACILLOSIS IN THE UPPER AMUR REGION %A Petrukhin, M.A. %A Shulga, N.N. %A Zhelyabovskaya, D.A. %K colibacillosis, distribution, calves, Amur Region %J Bulletin of KSAU %D 2012 %N %P 4 %I Krasnoyarsk State Agrarian University