The paper introduced the superiority of constructed wetlands and the action principle of aquatic macrophytes, summarized the purification research of emergent plant, floating aquatic plant and submerged plant in home and abroad, discussed the applicability of different aquatic macrophytes in constructed wetlands, indicated the insufficiency of existing research.

The phytoplankton classified measure based on excitation fluorescence spectra technique;

Spatiotemporal distribution of phytoplankton and trophic status in the water resource area of the middle route of China's South-to-North Water Transfer Project;

The classified measuring of three dimensional excitation-emission fluorescence matrix technique on phytoplankton concentration in water body;