On the basis of discerning the natural ecosystem of Wuxi City, in this paper, the ecosystem is divided into four major types: forest, Wetland, river and lake, and farmland.

• 摘要在对无锡市自然生态系统进行识别的基础上，把无锡市自然生态系统划分为森林、湿地、河流湖泊、农田生态系统四大类型。