“theory of nutrient returns”的概念、定义、翻译、参考文献-科学参考

单词	theory of nutrient returns
释义	theory of nutrient returns Encyclopedia 农学[肥料养分效率]释 theory of nutrient returns养分归还学说为维持土壤肥力而必须归还作物从土壤中取走养分的理论。即植物收获物从土壤带走的养分，必需“返还”至土壤才能维持土地生产力。
随便看	non-crossing partition noncrossing partition non-crossing rule noncrossing rule noncryogenic noncrystal non crystalline phase non-crystalline phase noncrystalline phase non crystalline region non-crystalline region noncrystalline region noncrystalline solid noncrystallographic symmetry noncubic non-current field non-cuspidal part non-custodial penalty，non-imprisonment punishment noncyclic noncyclic code noncyclic coordinate noncyclic electron flow non-cyclicity noncyclic photophosphorylation non-cyclic variation

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