对西部大开发中西南地区生态环境重建的几点认识

西南地区由于自然环境与西北，内蒙，西藏等地截然不同，因此，在实施大开发的战略过程中，针对生态环境的重建所采取的措施也不同，西南地区生态环境重建中面临的问题主要是植被破坏，水土流失严重，灰岩地区的石漠化及频繁的山地灾害等，针对这些问题，应从生态经济学理论为指导开展小流域综合治理，采取生物措施为主，工程措施为辅的方法来进行生态环境的治理和重建。

SEVERAL COMMENTS ON THE ECOLOGICAL AND ENVIRONMENTAL REHABILITATION IN SOUTHWESTERN CHINA

The natural environment in Southwestern China is very different from that of northwestern China, Inner Mongolia and Tibet. The eco-environment is quite vulnerable and is confronted with serious soil erosion, low-density vegetation, high-frequency of mountain disasters and rocky-desert of Karst mountain areas. In the process of ecological environment rehabilitation, various kinds of steps should be taken, such as, under the guidance of eco-economical principals, biological steps are the main methods to use in the rehabilitation of ecological environment in the small drainage basin.