畜群

调整畜群结构，控制牲畜数量；

Adjust drove structure and control livestock amount ;

建立了畜群结构满足的方程组，通过解方程组得到畜群结构与畜群出栏率，进一步分析得出畜群出栏率与出栏畜龄P和母畜产羔率r有关。

A group of equations was established in accordance with herd structure dynamics . These equations were used to obtain the herd structure and offtake rate . Further analysis showed that herd offtake rate is related with livestock offtake age and female reproduction rate .

在进入种畜群后自由采食生长肥育猪日粮至初情期，但是要在活重或P2背膘厚达标后再配种。

Feeding a grower / finisher diet ad libitum from arrival in the breeding herd to puberty but delay mating until live weight and P2 targets are reached .

生物技术的应用，特别是超数排卵和胚胎移植（MOET）技术的应用，大大提高了畜群的整体遗传水平和育种效益。

Biological technology , in particular , the MOET can accelerate genetic development of the whole herds and improve the utilization of breeding .

牧民们势必要跟着畜群迁移。

Herdsmen must , of necessity , move with the herds .

畜群发展的系统动态仿真

Imitating true of systemic state in the livestock population development

畜群结构与近代蒙古族游牧经济

Herd structure and pastoral economy of Mongolia in modern time

以市场为导向的主动畜群时空周转；

And to develop market - oriented active livestock ;

畜群规模的结构决策研究

The study on the structure-decision of the herd size

畜群放牧方式对家畜采食量影响的模型研究

A Model Explaining the Effect of Herding Pattern on Foraging Intake of Livestock

畜牧生产规模庞大，而且畜群在整个伊拉克和邻近国家迁移。

Livestock production is extensive and herds migrate throughout Iraq and neighbouring countries .

优化畜群结构，以羊、牛、兔为主；

Optimizing livestock structure with priority given to sheep , cattle and rabbit raising ;

如果检验结果呈阴性，可以解除对所怀疑畜群的扣留。

If the stop is negative , then the suspect herd can be released .

畜群结构管理研究进展

A Review of Livestock Population Structure Management Research

畜群结构对山区农民饲养绵羊经济效益的影响

The Effects of Livestock Structure on Economical Benefits for the Sheep-raising Farmers in the Hills

猪流感是引起猪的高度接触性病毒病，对感染畜群造成巨大的经济损失，并具有重要的公共卫生意义。

Swine influenza is a highly infectious viral disease of pigs causing considerable economic impact .

他尝试了几个自己，并尽快过他的畜群。

He tried a few themselves , and was soon as overactive as his herd .

对畜群结构进行适当调整、发展草食性动物。

Thirdly . to adjust livestock and herd structure appropriately and to develop herbivorous animals .

畜群发展系统仿真模型的建立&黑龙江省奶牛业发展方案的研究

A systematically simulated model of developing animal husbandry for planning the dairy husbandry in Heilongjiang Province

抓好设备管理工作深挖企业内部潜力挖掘生产内部潜力，调整畜群结构；

Adjust the structure of herd and flock to take advantage of internal potential of production ;

紫茎泽兰侵占草地、危害畜群、造成农作物的减产。

Eupatorium occupy grassland , harm livestock and result in reduce of the crops ' production .

据估计，东非地区食用的的肉类90%来自牧区畜群。

An estimated ninety percent of the meat eaten in East Africa comes from pastoralist herds .

随着畜群和其它新的财富的出现，在家庭中便发生了革命。

With the herds and the other new riches , a revolution came over the family .

调整畜群结构，发展舍饲生产；

Adjust the structure of droves ;

良种化；改进畜群结构；

Improving breed and herd structure ;

畜群结构与效益的研究

Herd structure and economic benefit

高寒草地生态经济系统价值流、畜群结构、最优控制管理及可持续发展

Value flow , livestock structure , optimal-control management and sustainable development of ecological economic system in alpine meadow

人口的数目，随着畜群的增加、农业的扩展以及手工业的萌芽而日益增长；

The population increased with the increase of the herds , the extension of agriculture and the beginnings of handicraft .

马用来保护畜群，在无路地带驮人，还可以帮农民种地。

Horses are used in guarding herds , carrying men in lands where there are no roads , and helping farmers work their land .

该局表示，联邦土地上大约有86000匹行动自由的野马和驴，超出了环境所能承受的畜群数量的三倍。

The bureau says the estimated 86000 free-roaming horses and burros on federal lands is three times larger than what the environment can support .