“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	dryness is treated by moistening dryness meter dryness of natural gas dryness pathogen dryness-relieving prescriptions dryobalanops camphor dryout and post-dryout heat transfer dryout heat flux dry peeling machine dry permanent magnetic drum separator dry-phlegm dry pipe system dry plate Dry Port dry port dry powered launching dry pressing for ceramics dry process production of fish meal dry reaction dry reprocessing dry sand storage dry seeds dip dry shotcreting dry spinning dry steppe

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