This paper makes a statistical analysis on the promotion and use effect of high-quality frozen essence introduced in Yili from 2018 to 2022.By comparing and analyzing the growth and development of the offspring of different varieties of ordinary frozen essence and high-quality frozen essence,it is concluded that the imported frozen essence of American brown cattle,German brown cattle and Canadian brown cattle can better improve the production performance of local Xinjiang brown cattle.Compared with ordinary Simmental frozen extract offspring,the offspring of imported Simmental frozen extract showed the advantages of fast growth and outstanding performance of both milk and meat,which provided a reference for the future improvement of yellow cattle in Ili.
high quality cow jellyproduction performanceeffect analysis
国家科技期刊平台
NSTL
维普
万方数据
