“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	seasonal continuous grazing seasonal fluctuation seasonal forage-livestock mismatch seasonal grazing production systems seasonal history seasonal isolution seasonally polyestrus seasonal maintenance of aircraft seasonal model seasonal pasture seasonal peaking seasonal phenomenon seasonal preventive therapy seasonal price differences of agricultural products seasonal river seasonal tariff seasonal variation seasonal variation analysis seasonal variation of polar motion seasoned dried aquatic products seasoned dried fillet seasoning Season of Migration to the North Seasons Shift season to adjust pumped storage power station

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