%0 Journal Article %T MORPHOLOGY AND VARIETAL COMPOSITION OF BULLS CALVES WHEN FED WITH HAYLAGE WITH BIOLOGICAL PRESERVATIVES %A , .. %A , .. %A , .. %K silage, biological preservatives, laksil, silostan, bull calves, meat production, morphological composition, varietal composition, beef %J Agrarian Bulletin of the %D 2018 %N 174 %P 4 %I Ural State Agrarian University