乳牛

Eighty dairy cattle were used for investigating the movement patterns and the radiological appearances of the reticulum and abomasum.

为了掌握健康牛网胃、皱胃的运动规律及其X线影像特征，运用日本带广畜产大学的大型X线诊疗车对该校80头乳牛的网胃和皱胃运动进行了长期观察。

X ray television ; reticulum ; abomasum ; dairy cattle

X线电视；网胃；皱胃；乳牛

The objective of this study was to investigate the frequency of twinning rate of Taiwan Holsteins and to test the reliability of DNA freemartin diagnosis. A total of 1284 reproductive records of cows at Livestock Research Institute, Council of Agriculture from 1987 to 2003 were analyzed.

为探讨台湾乳牛的双胞胎率及验证雄相雌性体 DNA 检测法，分析行政院农业委员会畜产试验所自1987年至2003年乳牛分娩记录，共计1284胎。

One raises the grass of milker only, to maintain the ox inside grass amount, in cow group in put in a suitable place to breed a fair milker.

一个专养乳牛的牧场，为了维持牧场内牛只的数量，在母牛群中放养了一只公的乳牛。

See joke : One raises the grass of milker only , to maintain the ox inside grass amount , in cow group in put in a suitable place to breed a fair milker .

9看笑话：一个专养乳牛的牧场，为了维持牧场内牛只的数量，在母牛群中放养了一只公的乳牛。

She is not cow9 see joke : One raises the grass of milker only , to maintain the ox inside grass amount , in cow group in put in a suitable place to breed a fair milker .

她不是母牛9看笑话：一个专养乳牛的牧场，为了维持牧场内牛只的数量，在母牛群中放养了一只公的乳牛。

In order to develop antibacterial peptide biologics for prevention and control of endometritis of dairy cow,a pair of primers was designed and synthesized according to the sequence of bovine antibacterial peptide gene published in GenBank.The total RNA was purified from the dairy cow endometrial cells with the Total RNA Isolation Kit.

为研发防治乳牛子宫内膜炎的抗菌肽生物制剂，根据已发表的牛抗菌肽基因序列设计了1对引物，用试剂盒提取乳牛新鲜子宫内膜总RNA，经RT-PCR扩增，将克隆的抗菌肽BNBD5基因全长编码区的cDNA连接到原核表达载体pET30a中，经IPTG诱导原核表达，通过Western-blot检测融合蛋白BNBD5的表达水平。

Frank Mitloehner, a University of California, Davis, professor who places cows in air-tight tent enclosures and measures what he calls their "eruptions," says the average cow expels — through burps mostly, but some flatulence — 90 to 180 kilograms of methane a year.

戴维斯加州大学教授法兰克。密特罗艾纳把乳牛放在密闭的帐篷内，测量他称之为乳牛的「喷出物」，他说，乳牛平均每年排放90到180公斤甲烷，大部分经由打嗝，一部分是肠胃胀气。

No significant difference in SAA concentration was observed among the heifers during cold and warm seasons.

定SAA的基础值范围为0-43.7g/mL，此与6 头分娩后健康母牛之平均SAA浓度(26.2±2.5g/mL)无显著差异，但两者与18头产后子宫炎母牛之平均SAA浓度(85.4±9.0g/mL)有极显著的差异(。01)，显示乳牛SAA浓度可作为乳牛疾病炎症反应之指标。

They were reported from the pancreatic ducts and biliary passages of ox, water buffalo, goat, sheep, hog, camel, monkey and man.

屠宰埸中淘汰牛阔盘吸虫的感染率为62.22％—72.22％；乳牛场乳牛的感染率为66.67％—70.88％；农场及生产队中耕牛的感染率为14.2％—18.6％。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。