释义 |
Sim·men·thal 英ˈzɪmənˌtɑːl美ˈzɪmənˌtɑlAHDzĭmʹən-täl' COCA²⁵⁴³³⁷⁺⁶BNC⁴⁵³¹¹ 基本例句 -thal,-thaler西门塔尔牛 The upgrading effects on the weight of simmental crossbreed calves and the milk performance of the female simmental crossbreed cattle were in the paper. 研究了级进杂交对不同代次的西杂犊牛体重和西杂母牛泌乳性能的影响。 dictall In 1970s, specialized beef cattle breeds such as Angus, Limousin, Charolais, Simmental were introduced to crossbreed the Mongolian cattle. 上世纪70年代以来锡林郭勒盟先后引进安格斯、利木赞、夏洛来、西门塔尔等肉牛品种改良蒙古牛。 dictall The paper analyses the milk yield performance of the Simmental and local cattle in Yantai. Difference and potential are also illustrated, hence the measures of improving milk yield in proposed. 本文对烟台西杂牛的产奶性能进行了分析,找出了差距及存在的潜力,提出了提高产奶量的措施。 cnki |