@article{Usevich2022effectiveness, author={Usevich, V.M. and Drozd, M.N.}, title={Effectiveness of prevention of respiratory infections in poultry with the use of natural feed adaptogens of domestic production}, journal={Agrarian Bulletin of the}, publisher={Ural State Agrarian University}, year={2022}, pages={59-71}, volume={218}, issue={03}, }