畜群结构
- 网络herd structure
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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 .
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畜群结构与近代蒙古族游牧经济
Herd structure and pastoral economy of Mongolia in modern time
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调整畜群结构,控制牲畜数量;
Adjust drove structure and control livestock amount ;
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优化畜群结构,以羊、牛、兔为主;
Optimizing livestock structure with priority given to sheep , cattle and rabbit raising ;
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畜群结构管理研究进展
A Review of Livestock Population Structure Management Research
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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
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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 .
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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 ;
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调整畜群结构,发展舍饲生产;
Adjust the structure of droves ;
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良种化;改进畜群结构;
Improving breed and herd structure ;
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畜群结构与效益的研究
Herd structure and economic benefit
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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
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宁南贫困山区畜群结构调整及其效益研究宁南偏旱区畜牧业可持续发展的探讨
Study on Adjustment Construction of Livestock Group and Benefit in Poor Mountain Area of the South Ningxia Discussion on sustainable development of animal husbandry in semiarid areas in South Ningxia
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畜牧产业结构以畜产品市场、畜产品消费两个角度作为畜牧产业结构调整的影响因子,对畜种结构、品种结构、畜群结构进行了系统分析。
This part about animal husbandry structure took animal products market and animal products as the two main factors which have impacts on the adjustment of the animal husbandry structure . And it analyzed structure of animal species , product structure , and the system structure of the herd systematically .
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畜群规模的结构决策研究
The study on the structure-decision of the herd size