For citations:
Emelyanova A., Stepura E., Borycheva Yu., Gerasimov M., Emelyanov S. The dynamics of HRV animals and their correlations with milk yield and age. Genetics and breeding of animals. 2019;(2):129-134. (In Russ.) https://doi.org/10.31043/2410-2733-2019-2-129-134