TY JOUR TI Productive features of Holstein cows of different genetic lines KW linear affiliation KW cows KW hematological and biochemical parameters of blood KW milk productivity KW influence JO Agrarian Bulletin of the AU Loretc, O.G. AU Razhina, E.V. AU Smirnova, E.S. PY 2024 IS 24 PB Ural State Agrarian University