您要查找的是不是：
- Prepartum dairy cattle 围产奶牛
- One of a breed of small, black dairy cattle of Irish origin. 克立牛一种产于爱尔兰的黑色小乳牛
- The dairy cattle are going to come in. 奶牛要产仔了。
- The farmer bought 60 heads of dairy cattle. 这个农夫买了60头乳牛。
- The farm has both beef and dairy cattle. 这家农场饲养菜牛和奶牛。
- Dairy cattle from Taiwan produce an average of 18-20 kg daily. 台湾乳牛平均产乳量一天大约18-20公斤。
- One of a breed of small dairy cattle originally raised in the Channel Islands. 奥尔德尼乳牛原产于海峡群岛中的一种体型小的乳牛
- Conclusion: TVR can penetrate the mammary skin in dairy cattle in vitro. 结论：中兽药复方涂膜剂乳炎清对奶牛乳房皮肤具有一定的透皮效果。
- Formed a cattle farming, dairy cattle, pigs, goats four major breeding base. 养殖业形成了黄牛、奶牛、生猪、山羊四大养殖基地。
- Any of a breed of large black and white dairy cattle originally developed in Friesland. 霍斯坦种乳牛一种原产于荷兰弗里斯兰的黑白花大奶牛
- Fig 1. Profile of serum progesterone concentration after GnRH treatment in dairy cattle. 图1.;激性腺素释放素处理后乳牛血清助孕酮浓度之变化。
- The significance of the puncture of bone marrow in diagnosing leukemia for the dairy cattle. 骨髓穿刺术在诊断奶牛白血病中的意义。
- In 1998, the Beijing Dairy Cattle Breeding Centre joined the project as a fourth primary site. 1998年,北京奶牛中心作为第四个项目点参加了中加奶牛项目。
- China has presently several dozen million head of low quality beef and dairy cattle. 中国现有劣质菜牛和奶牛1千多万头。
- Any of various brown and white dairy cattle of a breed that originated in Ayr, Scotland. 艾尔夏牛原产于苏格兰埃尔郡的棕白色乳牛品种之一
- Any of a breed of fawn-colored dairy cattle developed on the island of Jersey and producing milk that is rich in butterfat. 泽西种乳牛一个生长在泽西岛的浅黄褐色奶牛品种，产的牛奶含有丰富的乳脂
- Liao ranch within a broad vision Jia You, dairy cattle are the main business objective. 牧场内宽广辽，视野尤佳，乳牛是主要的经营目标。
- Chapter seven: Counter plan measures to the industrializing development of Shanxi dairy cattle industry. 主要有加快三个转变,走内涵式发展的道路;
- Many studies on the diagnosis method of Neosporiasis in dairy cattle have been done by scientis all over the world. 各国学者对新孢子虫病的诊断方法进行了大量的研究工作。
- Chapter four: The experiences of industrializing development of the foreign dairy cattle industry. 总结分析了美国、荷兰等发达国家奶牛产业化发展的经验及对陕西省奶牛业发展的启示。
