%0 Journal Article %T EFFECT OF BACILLUS SUBTILUS PREPARATIONS ON HEIGHT AND WEIGHT OF HOLSTEIN-FRIESIAN CALVES %A Molyanova, G.V. %A Nogotkov, M.P. %K calves, potential, Bacillus Subtilus, growth, gain, parameters %J Bulletin Samara State Agricultural Academy %D 2021 %N 6 %P 5 %I Samara State Agricultural Academy