The dike-pond system in the Pearl River Delta: degradation following recent land use alterations and measures for their ecological restoration;

The dike-pond system(DPS),which has been developed and practiced by local farmers in the Pearl River Delta in their long-time reforming and utilizing low-lying land,is a particular artificial ecosystem of land-water interaction with fluent energy flow and material recycle.

A dike-pond system is an integrated agricultural ecosystem consisting of a land-planted ecosystem and a water-breeding ecosystem.

The traditional dike-pond system (DPS) that has been developed and practiced in the Pearl River Delta for centuries is a sustainable agro-ecosystem in low-lying area.

Application of oxidation pond and man-made wetland pond-bed system to treatment of paper-making wastewater;

In the constructed wetland pond-bed system in Living Water Garden at Chengdu,the removal rates of COD,BOD,T-N,T-P,oil,LAS,Ar-OH,NH 3 and S 2- are more than 85% and for total coliforms is more than 99 9%,in which purification efficiency can be qualified for purifying polluted surface water or doing tertiary treatment So the constructed wetland pond-bed system is an ecological filte

Development and application of pond system;

Regulation function of multi-pond system for water resources in a watershed;