摘要
Ningxia lies in the midland of China, along the upper and middle of the Yellow River.The south of the region belongs to the Loess Plateau and the north of it is Part of theMongolian plateau. The main feature of the climate in the whole region is dry or half dry.The ecological enviroment is in a very delicate state and human activities have made itworse. The severe consequences are widely-spread various types of ecological disasters.
出处
《干旱区资源与环境》
CSCD
1993年第Z1期118-121,共4页
Journal of Arid Land Resources and Environment