“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	powerful and magic powerful industrial country powerful number powerful test power function power function of a test power function with exponent n power functor power gain power gating power generation and supply system design of protective engineering power generation by biogas combustion power generation by biomass gasification power generation by mixed combustion of biomass power generation technology power generation with inter basin water diversion power graph power group power growth power harrow power head rig power house of hydropower station power index powering power in language

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