“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	information encryption information engineering information engineering facility information engineering facility, IEF information engineering method information entropy information entropy metamaterials information environment information estimation information ethics information evaluation information evaluation analysis tool information evolution theory information exchange information exchange mode information exchange service information exclusion information experiment information explosion information expressway information extraction information extraction system information extraction system, IES information fairness information family

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