摘要
吉林省通榆县土地荒漠化监测数据显示,荒漠化土地总面积减少了21 197.5 hm2,其中风蚀土地减少了2 061.6 hm2,盐渍化土地减少了19 135.9 hm2。在耕地中,轻度风蚀面积增加了19 796.1 hm2;重度风蚀和重度盐渍化土地面积分别增加了64 681.8 hm2和1 083.1 hm2。应采用植树造林、种草等生物措施进行治理。
Tongyu County land desertification is mainly reflected in wind erosion,salinization,and grassland degradation,which restricts agriculture,animal husbandry development in this area.The monitoring data of land desertification in Tongyu county showed： the desertification area decreased 21 197.5 hm2,including 2 061.6 hm2 wind erosion land and 19 135.9 hm2 saline-alkaline land.However the light wind-erosion area increased 19 796.1 hm2 in the farmland,,and heavy wind-erosion area and heavy saline-alkaline area increased 6 4681.8hm2和1 083.1 hm2,respectively.
出处
《吉林林业科技》
2010年第5期23-26,共4页
Journal of Jilin Forestry Science and Technology
关键词
通榆
荒漠化土地
动态分析
治理措施
Tongyu County； land desertification； dynamic analysis； countermeasure；
