This article established a quite integrated the environmental quality evaluation index system city ecosystem from the angle of ecology. And evaluated the Quality of Shenyang environment.
从生态学的角度建立了较完整的城市生态环境质量评价指标体系，并对沈阳城市生态环境质量进行了评价。
By taking Guiyang City as a case study, the indices for the natural ecosystem, society economy system and cropland pollution system were chosen and the land resource evaluation model was established.
以贵阳市区为例，选取自然生态系统指标、社会经济系统指标和农田污染系统指标，建立了土地资源评价模型。
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