The formation of the runoff is very complex, the atmosphere by rainfall, surface factors and the impact of human activities, in karst areas,watershed hydrology, topography complex structure, in addition to climatic conditions, there are factors underlying surface of the basin, and Basin, with an uneven moisture content of soluble double medium structure, three-dimensional geographical structure, the dynamics of space basin, watershed boundaries, such as the opening of the characteristics of this complex hydrological system, the people on the Karst Valley runoff characteristics, revealed the Karst Valley Hydrological law is particularly complex.
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Karst areas in Guangxi 广西岩溶县
karst areas in southwest china 中国西南岩溶区
The farmland is a very precious resources in karst areas.
在喀斯特区域耕地更是十分宝贵的稀缺性资源。
To select and adopt the proper tracing index is the key to constrain the origin of red weathering crusts in karst areas.
选择和使用合适的示踪指标，是揭示岩溶地区红色风化壳物质来源的关键。
The vegetation types and coverage rates were the most important and sensitive natural factors because of the vulnerability in karst areas.
岩溶生态系统是一种脆弱的生态系统，植被类型与盖度成为岩溶环境中最重要、最敏感的自然要素。
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