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放牧家畜畜群结构
释义
放牧家畜畜群结构
Encyclopedia
农学
放牧家畜畜群结构
释
herd structure of grazing livestock
放牧家畜畜群结构
在某种放牧家畜群体中,公母畜群各自年龄比例的结构,即畜群总头数中,按性别、年龄和在生产过程中的作用人为划分的组群在整个群体中所占的比重。又称畜组结构、畜群构成。
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Coase theorem
coassociative 4-form
coassociative law
coassociativity
COAST
coastal areas and territorial seas
coastal barrier
coastal beach
coastal circulation
coastal cities opening to the outside world
coastal current
coastal current of eastern Guangdong
coastal current of western Guangdong
coastal current of Zhejiang and Fujian
coastal defence towns of Ming and Qing dynasties
coastal disaster prevention and mitigation
coastal dune
coastal eco-farming
coastal ecological landscape construction
coastal ecosystem
coastal engineering
coastal engineering field investigation
coastal engineering hydraulic model
coastal environment
coastal environmental survey
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