For citations:
Natyrov A.K., Ubushaev B.S., Musaev R.U., Stifanko M.D. Efficiency of using regional breed resources of cattle in beef production. The Agriculture and Ecosystems in Modern World: Regional and Inter countries’ research. 2025;4(1):57-63. (In Russ.) https://doi.org/10.53315/2949-1231-2025-4-1-57-63