关键词: 生态农业, 体系, 途径, 可持续发展, 西北地区

Abstract: The eco-environment is degrading gradually in the Northwest China, which has threatened sustainable development of the local economy and society. To construct the eco-agriculture system is the fundamental ways that can harmonize the relations between the eco-environment and the development of economy and society in the Northwest China. The key of constructing the eco-agriculture system is to guide our behaviors with the theory of ecological economics and sustainable development, to complete law regulation and policy system for regulating the relations between human and environment, to raise the utilization efficiency of natural resource and develop agricultural industrialization so as to eliminate the pressure of the fast increasing of population to the eco-environment, to intensify the reasonable programming and the unified management of water resource. Taking the various ecotypes in the Gansu Province for example, the ways that may improve the eco-agriculture system in the Northwest China have been discussed.

Key words: eco-agriculture, system, measure, sustainable development, Northwest China