GENOTYPE INFLUENCE ON THE CONSUMPTION AND USE OF FODDER NUTRIENTS BY PURE-BREED AND CROSS-BREED BULL CALVES Статья Kubatbekov T.S., Kosilov V.I., Rystsova E.O., Bolshakova M.V., Tadzhieva A.V., Simonova E.I. Veterinarija ir Zootechnika. Lietuvos Veterinarijos Akademija. Том 78. 2020. С. 33-36