从肥料增效技术发展的必要性、作用机理、作用效果和评价研究等方面,综述了国内外的应用和评价研究的现状.针对氮肥增效剂的特点,总结了对其评价研究中存在的主要问题,并探讨了今后氮肥增效剂评价研究的主要方向.%The paper focused on research advances of technologies of fertilizer efficiency in term of development background,roles of principles, effects of applications and evaluations. Through current situation overviews of characteristics of nitrogen fertilizer synergist, future research trends and main problems were summarized and discussed.
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