The characteristics of beef cattle efficiency and erythrocyte antigens factors in the conditions of the Amur region

Data on erythrocyte antigenic factors of beef cattle of different breeds in the Amur region are reflected in the article. The authors set the purpose to study the problems of adaptation and acclimatization of the young beef cattle delivered from Australia. When studying this problem actual methods of researches were used. Conclusions enable farmers to lead a purposeful breeding to obtain the desired performance in terms of productivity in future.