“grassland productivity”的概念、定义、翻译、参考文献-科学参考

单词	grassland productivity
释义	grassland productivity Encyclopedia 农学草地生产力释 grassland productivity草地生产力单位面积草地在单位时间（年或日）内生产的有机物质（牧草或畜产品）的数量，可用于衡量草地上各种动植物生态和经济效益的大小。
随便看	scale invariant function scale-invariant perturbation scale-invariant spectrum scale leaf scale length scale level scale mark scale measure scale model scalene scalene spherical triangle scalene triangle scalenohedron scalenus scale of a map scale of community unit scale of foreign capital utilization scale of geological survey scale of mineral resources scale of pasture water supply scale of segregation Scale on a Sundial of the Ming Dynasty scale operating of farmland scale pair scale parameter

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