摘要
1. Introduction. The Loess Plateau is covered by the largest (580,000 km^2) and thickest (50-100m)loess deposit on earth. Before the dawn of history, abundant vegetation grew on theplateau. Traditionally, the Loess Plateau is said to be the cradle of the Chinese culture andagriculture. However, due to human impact, especially irrational activities of
出处
《干旱区资源与环境》
CSCD
1993年第Z1期349-352,共4页
Journal of Arid Land Resources and Environment