摘要
BM Y牛通过20余年的选育,表现出良好的生产性能,根据毛色的表型性状分为3个品系;初生、6、12、18和24月龄体重灰毛系分别为32.25、178.45、252.10、335.26和403.83 kg,黑毛系分别为31.71、176.80、251.89、337.68和404.52kg,红毛系分别为31.36、174.77、246.72、335.46和400.55 kg。
There were 3 breeds of BMY cattle because of the color and it was more than 20 years study and selection by Yunnan Beef Cattle ＆ Pasture Research Center and the performance very good growth ability. The body weight （BW） of grey ones at birth. 6.12,18 and 2,t months were 32.25,178.45,252.10,335. 26 和403.83 kg, the black ones were 31.71,176.80, 251.89,337.68 和 404.52 kg. the yellow ones were 31.36,174.77,246.72,335. 46 和 400. 55 kg.
出处
《中国畜牧兽医》
CAS
2006年第9期5-6,共2页
China Animal Husbandry & Veterinary Medicine
基金
云南省科学技术厅"十五"科技攻关项目(2001NG36)
关键词
BMY牛
生长性能
BMY catlle
growth performance
