简要介绍了土地荒漠化在全球及我国的现状,重点分析了我国辽西北地区风蚀荒漠化土地的研究概况,以及不同土地利用方式对风沙土的水分、养分和物理性状产生的影响,提出应因地制宜地利用风沙土的特点,合理选择作物种植方式,从而达到保护耕地、减缓土地沙漠化、促进环境可持续发展的目的。 The status quo of desertification in the world and in China is briefly introduced. The research situation of desertified land in northwestern Liaoning and the impact of different land use on the moisture, nutrients and physical properties of sandy soil are analyzed emphatically. The characteristics of aeolian sandy soil and the rational selection of crop planting methods, so as to achieve the goal of protecting cultivated land, alleviating desertification and promoting environmental sustainable development.