[1]邹亚荣,赵晓丽,张增祥,等.我国低山丘陵区水土流失生态环境背景分析[J].山地学报,2002,(02):176.
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我国低山丘陵区水土流失生态环境背景分析()
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《山地学报》[ISSN:1008-2186/CN:51-1516]

卷:
期数:
2002年02期
页码:
176
栏目:
山地学报
出版日期:
2002-04-28

文章信息/Info

作者:
邹亚荣;赵晓丽;张增祥;周全斌;谭文杉
中国科学院遥感应用研究所;中国科学院遥感应用研究所;中国科学院遥感应用研究所;中国科学院遥感应用研究所;中国科学院遥感应用研究所 北京100101 ;北京100101 ;北京100101 ;北京100101 ;北京100101
关键词:
RS; GIS; 水土流失; 环境背景
文献标志码:
A
摘要:
我国是一个以山地为主的国家 ,山地多为大江大河的源头 ,而低山丘陵为这些大江大河支流的发源地 ,这些区域的水土流失必然会带来环境问题。本文以TM影象为数据源 ,以GIS为技术支撑 ,从DEM中获取低山丘陵层 ,以此为MASK层 ,提取水土流失及相应的生态环境背景各层 ,包括土地利用、坡度、年降水、积温、植被等生态背景层 ,这些背景层是多年数据的平均 ,然后把水土流失层与环境背景各层分别叠加 ,分析不同环境背景下水土流失状况 ,从而为治理水土流失提出科学依据

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更新日期/Last Update: 2002-04-28