%0 Conference Article %T ANALYSIS OF THE RATIONS OF YOUNG CALM IN MACRO AND MICROELEMENTS AT THE AGE OF 15-18 MONTHS IN COMMERCIAL FARMS OF NORTH KAZAKHSTAN %A Baysakalov, A.. %K macro- and microelements, feeding ration, growth, feed additives, feeding. %J 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 %D 2023 %P 3 %I TRIA FRC Kazan Scientific Center of RAS