| 陇南地质灾害降雨区划及临界雨量研究 |
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| 引用本文： | 冯军,尚学军,樊明,王处名.陇南地质灾害降雨区划及临界雨量研究[J].甘肃气象,2006,24(4):20-24. |
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| 作者姓名： | 冯军 尚学军 樊明 王处名 |
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| 作者单位： | 甘肃省陇南市气象局 甘肃陇南746000 |
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| 基金项目： | 甘肃省干旱气候变化与减灾重点实验室“甘肃省山洪地质灾害气象预报预警系统研究”课题(甘科计[2004]15号)资助 |
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| 摘 要： | 陇南地质灾害主要分布在白龙江流域、白水江流域和西汉水流域,主要形式为泥石流、滑坡,其分布密度比云南东川、大盈江及四川西昌等都大。其产生的主要气象条件为降雨(雷阵雨、暴雨、连阴雨)。本文重点介绍陇南地质灾害的分布、陇南地质灾害降雨区划及临界雨量值的确定。
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| 关 键 词： | 陇南 地质灾害 降雨区划 临界雨量 |
| 文章编号： | 1006-7639（2006）-04-0020-05 |
| 收稿时间： | 2006-03-26 |
| 修稿时间： | 2006-03-262006-07-04 |
Geological Calamity Distribution and Critical Rainfall in Longnan Region of Gansu Province |
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| FENG Jun,SHANG Xue-jun,FAN Ming,WANG Chu-ming.Geological Calamity Distribution and Critical Rainfall in Longnan Region of Gansu Province[J].Gansu Meteorology,2006,24(4):20-24. |
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| Authors: | FENG Jun SHANG Xue-jun FAN Ming WANG Chu-ming |
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| Institution: | Longnan Meteorological Bureau of Gansu Proyince, Wudu 746000, China |
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| Abstract: | The geological calamity such as mud-rock flow and landslide mainly occurred in the valleys of the Bailong River,the Baishuijiang River and the Xihanshui River in Longnan region of Gansu province,and more frequently than that in Dongchuan, Dayingjiang regions of Yunnan province and Xichang of Sichuan province.The main meteorological factor resulting in geological calamity is rain,including the thunder shower,the rainstorm and the continuous rain.Based on the geological calamity materials of the past 40 years in Longnan region,the critical rainfall occurring geological calamity and the distribution of geological calamity were given out in this paper. |
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| Keywords: | Longnan geological calamity rainfall division critical rainfall |
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