“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	Huxley Huxley crater huxtar Hu Xueyan's former residence and Zhiyuan Huya Huyan village theatre with wooden operatic engravings of Leping city Hu Yaobang Museum Hu Ye Hu Yepin Huygenian eyepiece Huygenian region Huygenian telescope Huygens Huygens approximate value Huygens, Christiaan Huygens'construction Huygens crater Huygens eyepiece Huygens Fresnel principle Huygens-Fresnel principle Huygens Gap Huygens lander Huygens principle Huygens' principle Huygens'principle

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