Early warning research on salt-alkalization desertification in western Songnen Plain

• 作 者: BIAN Jian-min LIN Nian-feng TA
• 机 构: CollegeofEnvironmentandResources
• 出 处: 东北亚地学研究：英文版
• 发表日期: 2005年1期
• 关键词: 碱性化 预警系统 地理信息系统 松嫩平原 荒漠化 western Songnen plain early warning system GIS-EIS inte
• 基金项目: the National Natural Science Foundation of China

Desertification is an environmental issue in the world. The salt-alkalization desertification land area formed by both primary and secondary salt-alkalization has extended in a large scale, which has become a significant eco-environmental problem. Based o