weight: bold" lang=EN-US>Geological Characteristics of Freeze-Thaw Process and Eco-Environmental Geology of the Yellow River Source Region

• 责任者：Yang Keyuan (Institute of Hydrogeology and Engineering Geology Exploration ; Gansu Provincial Bureau of Geology and Mineral Exploration and Development ; Zhangye 734000 ; China) ; Tong Haikui
• 刊名：Gansu Geology
• 出版年：2010
• 卷期：19(1)
• 关键词：融冻作用 ; cryoturbation ; 生态环境 ; ecological environment ; 黄河 ; Yellow River
• 页码：p.64-66
• 图表：1 illus.
• 分类号：1400
• issnNo：ISSN1004-4116
• isbnNo：CN 62-1191/P

In the Yellow River source region, yes"> special natural and geographical environment, yes"> strong geological action of freeze-thaw, yes"> widespread freezing and thawing of geological development, yes"> using the characterization of mountain top of the bare rock, yes"> frost weathering of debris slopes, yes"> freeze-thaw slip of mountain slopes, yes"> piedmont plains and river plain tilt frost heave-the role of financial settlement, yes"> source area corresponding to the different landscape conditions and physical geography units, yes"> showed a distinct vertical zoning laws and mountain freezethaw desertification landscape.