毛乌素沙地沙漠化过程及其整治对策

Desertification process and its controlling countermeasures in Maowusu sandy land in China.

毛乌素地区是我国北方沙漠化严重发生地区之一,阐述了该地区沙漠化的发展进程,认为沙漠化主要是因人为不合理的土地利用所造成,沙漠化过程是人为作用对生态系统的干扰和植被破坏后,以风为主导外营力所产生的土地退化。并提出了沙漠化整治的原则与具体措施。

Maowusu sandy land is one of serious desertified regions in the North China. The desertification process and its controlling countermeasures in this region are expounded. Based on the analysis it is shown that the human irrational land use is the main factor of desertification. The processes of desertification,which is indicated by accel-erated wind erosion,mainly have being controlled by the interaction of human activities and fragile ecoenvironm-ent. At last,some principles and concrete measures for controlling desertification in Maowusu sandy land are put forward.