TY JOUR TI YAKUT CATTLE BREED MILK AND BLOOD PROTEINS POLIMORPHISM KW DNA technologies KW electrophoresis KW locus KW allele KW polymorphism KW proteins KW casein. JO Bulletin of KSAU AU Popov, R.G. AU Popova, N.V. PY 2021 IS 0 PB Krasnoyarsk State Agrarian University