“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	spatial panel data regression spatial pattern spatial pattern of design flood spatial pattern of urban agglomeration in China spatial perception simulation spatial period spatial periodicity spatial phase spatial point spatial polar coordinate spatial practice spatial predictable rule spatial process spatial quality spatial quantization spatial query spatial query language spatial reference identifiers spatial regression spatial regression analysis spatial regulation spatial relation spatial resolution spatial restructuring spatial retrieval

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