00678naa#a2200157#i#450# EN\\bibl\11110 20250430163646.3 20231220b2023####ek#y0engy0150####ca RU ANALYSIS OF THE RATIONS OF YOUNG CALM IN MACRO AND MICROELEMENTS AT THE AGE OF 15-18 MONTHS IN COMMERCIAL FARMS OF NORTH KAZAKHSTAN Conference article/thesis Kazan TRIA FRC Kazan Scientific Center of RAS 2023 3 с. Conference article/thesis local Сельское хозяйство. Лесное хозяйство. Охота. Рыбное хозяйство. 63 Baysakalov Abdrahman tatniva.editorum.ru