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通过查阅大量的文献资料,归纳总结了目前世界上盐渍土区域水盐调控与综合治理研究动态与进展情况,在水化学调控措施中介绍了阳离子多糖、瓜耳胶衍生物及负电聚丙烯酰胺等化学改良物质的应用与效果.总结发现,农业措施在水盐调 控中占有重要地位,其中生物措施越来越受到各国的重视,耐盐碱植物的应用拓宽了盐渍土 资源利用的途径和范围,有机地结合了水盐调控与开发;文中还回顾了我国盐渍土水盐调控 与治理的历史与进展,目前已进入了综合开发与治理的新时期,且取得了大面积的成功.水盐动态的预测预报技术也解决了由点到面的问题.总体显示出世界上“利用改良”的思路已 逐步成熟,并不断被各国所接受.
By referring to a large amount of documents and materials, the research progress and status of water and salt regulation and comprehensive management in the saline soil region are summarized and summarized. Cationic polysaccharides, guar gum derivatives and negatively charged polyacrylamide Such as chemical modification of the application and effect of the summary found that agricultural measures play an important role in the regulation of water and salt, biological measures which more and more by all countries attention, the application of salt-tolerant plants broaden the use of saline soil resources and Scope and organic combination of water and salt regulation and development. The paper also reviews the history and progress of regulation and control of salt and water in China. At present, it has entered a new era of comprehensive development and management and has achieved a large area success. Water and salt dynamic forecasting and forecasting technology also solved the problem from the point to the surface, showing that the world’s concept of “utilization improvement” has gradually matured and been accepted by all over the world.