%0 Conference Article %T INFLUENCE OF COUMARIN ON THE CONTENT OF CHEMICAL ELEMENTS IN THE CHEST MUSCLES AND LIVER OF BROILER CHICKENS %A Klimova, T.. %A Duskaev, G.. %K plant extracts, coumarins, phytobiotics, animal husbandry, antibiotics, chemical elements %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