您要查找的是不是：
- General Control On Mastitis of Cow in Scale Milk Cow Farm 规模奶牛场奶牛乳房炎的综合防制
- The Study on Subclinic Mastitis of Cows in a Dairy Farm of Hefei City 合肥市某奶牛场隐性乳房炎发生规律的研究
- The conception of selecting genetic marking trait to reduce recessive mastitis of cows 选择遗传标记性状降低奶牛隐性乳房炎发生率的设想
- There we saw herds of cows grazing on the pasture. 我们在那里看到一群群的牛在草地上吃草。
- Mastitis of domestic animals, especially cattle. 喉肿，乳房炎家禽的乳腺炎，尤其指牛
- The picture showed a charming pastoral scene of cows drinking from a stream. 这幅画表现了牛在溪边饮水的迷人的田园风光。
- His picture of cows won a prize. 他画的牛的作品获了奖.
- A herd of cows was grazing in the field. 一群牛在地里吃草。
- She saw a herd of cows standing under the tree. 他看见一群奶牛站在树下。
- There was the barn and the barnyard full of cows. 前面是一个谷仓，谷仓的院子里挤满了母牛。
- mastitis of cows 奶牛乳房炎
- He kept a herd of cows, and also a bull. 他养了一群奶牛，还有一头公牛。
- Prissy: We'll be home soon, and I's scared of cows. 碧西：我们很快就到家了，而且我怕奶牛。
- Mastitis of Cow 奶牛乳房炎
- Subclinical mastitis of cow 奶牛隐性乳房炎
- Practically all Swiss cheese is made of cow's milk. 几乎所有的瑞士奶酪都是用牛奶制造的。
- A pungent,blue-veined,pressed Italian cheese made of cow's milk. 戈贡佐拉干酪由牛奶制成的压制的意大利干酪，蓝花纹，味浓的
- Wanted. Man to take care of cow that does not smoke or drink. 招聘：男性，照看奶牛，不抽烟喝酒。(照看不抽烟喝酒的奶牛
- Improve the milk yield of cow 5-10% and the butterfat content. 能提高奶牛产奶量5-10%25，并能改善乳脂率；
- Cow Mastitis is a frequently encountered disease of cow and causes very tremendous economical losses. 奶牛乳房炎是奶牛的一种多发病,它造成的经济损失非常巨大。
