“extensive grazing”的概念、定义、翻译、参考文献-科学参考

单词	extensive grazing
释义	extensive grazing Encyclopedia 农学粗放放牧释 extensive grazing粗放放牧对广阔的草地不进行放牧区域划分，对畜群进行无组织管理，牧工可驱赶畜群走遍牧地，任意采食，每头家畜占用草地面积较大，而人力、资源、资金投入相对较少的放牧制度。
随便看	backward reachability backward reaction backward reasoning backward recovery backward scattering backward stability backward stochastic differential equation backward stochastic differential equation (BSDE) backward substitution backward sweep backward type backward type cycle backward wave backward wave amplifier backward wave oscillator backward-wave oscillator backward wave oscillator, BWO backward wave power amplifier backward wave tube oscillator back warming backwarming backwash effect back washing backwater back wave

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