TY CONF TI PREVENTIVE EFFECT OF ORAL USE OF THE DRUG "DEXTRANAL" FOR GASTROINTESTINAL AND RESPIRATORY DISEASES OF NEWBORN CALVES KW dextranal KW gastrointestinal KW respiratory KW diseases KW calves KW prevention JO XIII All-Russian scientific-practical conference of young scientists «Achievements and prospects of development of the Russian agriculture", dedicated to the memory of R.G. Gareev AU Starovoytova, S.. AU Koptev, V.. PY 2023 PB TRIA FRC Kazan Scientific Center of RAS