For citations:
Parygina E.V., Khudyakova N.A., Tulinova O.V., Pervukhina A.A., Selkova I.V., Kozhevnikova I.S., Kudrina M.A. Association of genotypes of cows of the Kholmogory breed by beta-casein with milk productivity. Agricultural Science Euro-North-East. 2022;23(6):877-883. (In Russ.) https://doi.org/10.30766/2072-9081.2022.23.6.877-883