辽河平原盐碱地改良现状及展望

摘要

盐溃土是一种重要的潜在耕地资源,直接关系到我国粮食安全和农业的可持续发展.为此,基于近年来国内外盐碱土资源的利用开发经验,阐述了影响辽河平原盐渍土发生与演变的关键因素,探究盐渍土不同改良措施的应用现状、机理及改良效果,有助于进一步合理开发利用辽河平原盐渍地耕地资源.%The saline-alkali soil is a potential land resource, which is directly related to food safety and sustainable development of agriculture. Thus, we illustrate that the key factors affecting the occurrence and evolution of salt-affected soil, study about the present situation of application, mechanism and improvement effect of different improving measures for salt-affected soil in Liaohe river plain. It can be helpful for furtherly rational development and utilization of salt-affected soil resources in the plain of Liaohe river.