For citations:
Lushnikov V.P., Levina T.Yu., Sarbayev M.G. Meat productivity of rams obtained by crossing volgograd sheeps with rams of different foreign breeds. Sheep, goats, wool business. 2021;(2):23-25. (In Russ.) https://doi.org/10.26897/2074-0840-2021-2-23-25