%0 Journal Article %T INFLUENCE OF THE CONCENTRATE WITH VARIOUS FRACTIONAL COMPOSITION OF PROTEINS ON MILK PRODUCTIVITY OF COWS AND PHYSICAL AND CHEMICAL CONTENT OF MILK %A Sharafutdinov, G.. %A Krupin, E.O. %A Shakirov, S.K. %K feed, extrusion, quality, protein, milk, fat, productivity, efficiency. %J Vestnik of Kazan State Agrarian University %D 2017 %N 12 %P 5 %I Kazan state agrarian University