土壤改良剂改土培肥增产效应研究综述

壤改良剂研究已是近年来国内外广泛关注的热点,在对土壤改良剂发展及其种类进行简要回顾的基础上,对土壤改良剂的改土培肥效应(物理结构、化学特性、生化特性)、作物增产效应及其施用技术进行了较为全面的分析和评述,并提出了目前存在的问题和展望了土壤改良剂的研究趋势。

The research on soil amendment has long been a hot issue both at home and abroad.Based on a brief review on the soil amendment s development and sorts,this paper analyzed and reviewed its effects on improving soil(physical structure,chemical characteristics,biochemical properties),cultivating fertilizer,increasing yield and the application technique.The existent problems were pointed out and the tendency of research and develop of soil amendment were proposed.