For citations:
Kvan O.V., Sizova E.A., Vershinina I.A., Kamirova A.M. Study of the effect of ultrafine particles of copper and iron on mineral metabolism in the body of broiler chickens on a semisynthetic diet. Agrarian science. 2022;(6):48-51. (In Russ.) https://doi.org/10.32634/0869-8155-2022-360-6-48-51