%0 Journal Article %T PRODUCTIVE QUALITIES OF THE SIMMENTAL BREED BULLS BY PROBIOTICS VETOSPORIN SUSPENSION FEEDING %A Vagapov, F.F. %A Gizatova, N.V. %K mass, yield, probiotic, diet, productivity, quality, beef %J Bulletin Samara State Agricultural Academy %D 2018 %N 3 %P 5 %I Samara State Agrarian University