In the Chinese Spring and Autumn Period and the Warring States Period, Lao Zhi thought that the laws were the origin of all, putting forward a theory of " the use of soft measures.

The production and the developing process , the technical principle and the characteristic of organism weak magnetic field analytic technology are elaborated, as well as the application on health maintenance testing and psychologi- cal testing in recent years.

The evaluation index system of fragile environment,combining with the facts of Xinjiang,was established.

Xinjiang locates in the north-west of China, belongs to typical fragile environment.

This paper gives an analysis on the karst distribution and on the ecological crisis faced by the local people and triggered by fragile ecology over the karst district.

This article discusses the causes of the economic poverty of the Western Region, its fragile ecology and limited resources, and offers some solutions to these problems.

This article,taking the tourism development in Ejina Banner as an example,analyzes the ecological issues in tourism development in ethnic minority regions with fragile ecology.