“cropping system”的概念、定义、翻译、参考文献-科学参考

单词	cropping system
释义	cropping system Encyclopedia 农学种植制度释 cropping system种植制度一个地区或生产单位作物种植的结构、配置、熟制与种植方式的总称。包括作物布局、单作、间作、混作、套作、再生作、复种、连作和轮作等。又称用地制度。
随便看	homotopy equivalence homotopy-equivalent homotopy-equivalent manifold homotopy-equivalent space homotopy exact sequence homotopy excision homotopy excision homomorphism homotopy excision theorem homotopy extension homotopy extension property homotopy extension theorem homotopy fiber homotopy functor homotopy group homotopy group functor homotopy group of a triad homotopy group of CW complexes homotopy group of spheres homotopy identity homotopy invariance homotopy invariant homotopy invariant functor homotopy inverse homotopy inverse mapping homotopy length

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