“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	survey of wintering waterbirds Survey on Professional Ethics of Journalists in Current China survey on the population and quantity of marine organisms Survey on Traditional Chinese Novels Surveyor Surveyor probe surveyor's rod,staff survey photography of crime scene survey research survey sampling survey-sampling Surveys in Geophysics survey telescope survey unemployment rate survivability survivability of the missile survival survival ability of nuclear weapon survival analysis survival at sea survival competitiveness survival consumption survival curve survival data survival density

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。