%0 Conference Article %T FEATURES OF THE USE OF NITROGEN DIETS IN COWS WITH DIFFERENT LEVELS AND QUALITY OF PROTEIN. %A Mokrushina, O.G. %K protein level, protein solubility and cleavability, milk productivity, live weight gain, nitrogen balance %J Multifunctional adaptive fodder production 31 (79) %D 2023 %P 8 %I Federal Williams Research Center of Forage Production and Agroecology