00614naa#a2200181#i#450# EN\\bibl\90062 20241231011242.2 1819-4036 20241029b2024####ek#y0engy0150####ca RU ECONOMIC AND BIOLOGICAL CHARACTERISTICS OF COWS WITH DIFFERENT PRODUCTIVITY LEVELS Journal article Krasnoyarsk Krasnoyarsk State Agrarian University 2024 6 с. Journal article local Молочный скот. 636.2.034 Chasovschikova Marina Aleksandrovna Punegova Vera Valer'yanovna kgau.editorum.ru