| 乌吉铁路沿线沙害分析及综合治理途径 |
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| 引用本文： | 朱国胜,李克云.乌吉铁路沿线沙害分析及综合治理途径[J].中国沙漠,1999,19(1):56-59. |
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| 作者姓名： | 朱国胜 李克云 |
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| 作者单位： | 内蒙古阿拉善盟林业治沙研究所(朱国胜)，内蒙古阿拉善盟林业治沙局(李克云) |
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| 摘 要： | 乌达至吉兰泰运盐铁路穿越乌兰布和沙漠西南缘，全长１３０ｋｍ，沙害极为严重。主要危害特点：由于修建铁路及通车以来人为经济活动的加剧，破坏了原有植被，导致沙化，危害铁路；风沙流是危害乌吉铁路的主要形式；由于风的多向性，使风沙作不规则的往复式摆动，造成铁路积沙；风沙危害严重地段集中在３５～４０ｋｍ，４７～５２ｋｍ，６９～８３ｋｍ和９９～１０５ｋｍ等区间。通过对该线沙害程度、特点及自然因子的分析，提出“以封为主”，“封、飞、造”、“固、阻、输（导）”相结合的综合治理措施。
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| 关 键 词： | 沙害 铁路防沙 综合治理 |
Sand Calamity along Wuda Jielantai Railway and Integrated Control Approaches |
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| Abstract: | The Wuda Jielantai salt transportation railway cuts across the southwestern part of Ulan Buh Desert, where the ever covered vegetation has been destroyed by railway building activity and economic activities since openning. Wind sand flow is the main calamity to the railway. Sand accumulation along the railway is violent due to the irregular shift of wind sand. Based on the analysis on sand calamity degree, characters and natural factors, integrated measures predominated by closing sand land method combined with afforestation by air seeding and mechnical measure at severe sand calamity section are put forward. |
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| Keywords: | Sand calamity\ Railway sand prevention\ Integrated control |
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