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生态学报 2002
The Spatial Differentiation Structure and Weakness Assessment of Ecotone
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Abstract:
Area of upland and rear hill is situated in the southeast Inner-Mongolia plateau between Hebei Province and Inner-Mongolia autonomous region. Nowadays, there are here great population pressure on land, heavy erosion of water and wind, rapid desertification expansion and high fluctuation of eco-social compound system, all which lead to low living standard of local residents. As a result, the area becomes the most fragile part of ecotone in north China. Because of its peculiarity in eco-geography and major fa...