00774naa#a2200217#i#450# EN\\bibl\110939 20260717015434.5 1819-4036 20260630b2026####ek#y0engy0150####ca RU CONJUGATE VARIABILITY OF LINEAR TRAITS AND THEIR COMBINATIONS WITH MILK PROTEIN CONTENT IN HOLSTEIN FIRST-CALF HEIFERS Journal article Krasnoyarsk Krasnoyarsk State Agrarian University 2026 11 с. Journal article local Молочный скот. 636.2.034 Gart Vladimir Vladimirovich Kamaldinov Evgeniy V Narozhnykh Kirill Nikolaevich Petrov Aleksey Fedorovich Kulikova Svetlana Gennadievna vestnik.kgau.ru