This paper mainly analysed the effect of price policy and property system on resource sustainable utilization, and proposed that controlling prices night result in wasting resources as well as polluting environment.

Under the frame of sustainable development,this paper proposes the supporting conditions and laws to which sustaining water resources utilization should follow,including some supporting conditions and laws of nature,socioeconomy and physical environments.

With progress of sustainable development strategy, sustaining water resources utilization is becoming an important research field in water resources.

When making protective strategies for sustainable utilization of resources in constructing eco-city,the quantity of resources and the conflict between resource conditions and development of urban society and economy should be considered synthetically.

Based on the target of ecological province, the meaning of ecological province is analyzed, the assessment objects and content on sustainable utilization of resources in the field of building an ecological province are elaborated, the structural model and the principle of selecting indicators are discussed.

Adjustment of agriculture and utilization of sustained resources in the karst mountain area;