1) udder
乳房（牛、羊等的）
2) udder trait
乳房性状
3) Udder hogg
羯羔
4) udder linear traits
乳房线性性状
1.
Mayishan cow farm was selected as the experimental unit,and 220 Holstein cows were randomly sampled in order to make assessment and analysis on udder linear traits of Holstein cows,which including fore udder attachment,rear udder height,rear udder width,udder cleft,udder depth,and teat length.
选择蚌埠蚂蚁山奶牛场,随机抽取荷斯坦奶牛220头进行6个乳房线性性状即前房附着、后房高度、后房宽度、悬韧带、乳房深度和乳头长度的线性评定和分析。
5) positive rate of udder region
乳区阳性率
1.
The results showed as follows:in Huainan area,the positive rate of udder region and the positive rate of cow on recessive mastitis were 25.
结果表明:淮南地区荷斯坦奶牛隐性乳房炎的乳区阳性率为25。
6) DNA
脱氧核糖核酸
1.
Interaction of Enrofloxacin with Calf Thymus DNA;
恩诺沙星与脱氧核糖核酸的相互作用
2.
A convenient and fast method to amplify DNA fragments from filamentous fungi;
丝状真菌脱氧核糖核酸片段快速扩增法
3.
A Study on the Extraction Method of DNA of Fructus Corni;
山茱萸叶脱氧核糖核酸(DNA)提取方法的研究
参考词条
补充资料：有牛使牛﹐无牛使犊
1.比喻当达不到原有条件时﹐则降格以求。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。