Pilot test was made to improve water quality in Taihu Lake through the construction of hydroponic ecological system.

Base on the theory of emergy,this paper studies the emergy input and output of cultivated lands eco-economic system in Guangdong province from 1991 to 2005,and analyzes the development status of the system through calculating and comparing the indices.

Based on the theory of emergy,this paper studies the emergy input and output of cultivated lands eco-economic system in Jiangsu Province from 1996 to 2005,and analyzes the development status of the system through calculating and comparing the indices.

Water environmental problems of lakes and water ecosystem recovery in China;

Advances in research of urban water ecosystem construction mode;

Valuation of urban water ecosystem services——A case in Zhenhai Disrict of Ningbo City

Index of biological integrity and its application in health assessment of aquatic ecosystem;

Underwater light field structure and its impact on aquatic ecosystems of Lake Taihu in autumn

of the aquatic ecosystem,and the method and measures for constructing the aquatic ecosystem in China were discussed.

The application of aquatic ecosystems in wastewater treatment;

Health assessment of Shahu Lake aquatic ecosystem in Ningxia.;

Primary production of the Nanhu Lake aquatic ecosystem in Changchun(Ⅰ)—— phytoplankton;