%0 Journal Article %T THE EFFICIENCY OF UTILIZATION OF NUTRIENTS AND ENERGY OF BLACK-MOTLEY BREED %A Dolzhenkova, G.M. %A Galieva, Z.A. %K calves, digestibility, nutrients, energy, diets %J Bulletin Samara State Agricultural Academy %D 2016 %N 1 %P 5 %I Samara State Agrarian University