“herd structure of grazing livestock”的概念、定义、翻译、参考文献-科学参考

单词	herd structure of grazing livestock
释义	herd structure of grazing livestock 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。
随便看	electro galvanizing electrogas welding electrogenerated chemiluminescence electro-glottograph electrograph electrographic camera electrographic engraving electrographic image tube electrographic presensitized plate electrography electrography digital printing electrogravimetric analysis electro-hydraulic actuator electro-hydraulic compression testing machine electro-hydraulic control system electrohydraulic servo actuator electro-hydraulic servo-controlled fatigue machine electrohydraulic servos electro-hydraulic servo system electro-hydraulic servo universal testing machine electro-hydraulic servo valve electro-hydraulic servovalve electro-hydraulic vibration machine electrohydrodynamic ionization electrohydrodynamic ionization (EHI)

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