The landform evolution of Xianyang since the end of Qin Dynasty contains two aspects,the northward moving of the Weihe River bed and the changing of the edge slope of Xianyang tableland.

Assessment of Water Quality and Methods of Controlling Water Pollution in the Weihe River of the Central Shaanxi Plain;

Analysis on "03·8" Flood of the Weihe River;

Influence of water and sediment adjustment by Dongzhuang reservoir on the scour and sedimentation in the lower reach of the Weihe River and water level at Tongguan station;

Sensitivity analysis of the third bridge of Weihe in Xianyang;

Response of runoff to precipitation changes——Taking a case of Weihe;

Study on the Effect of Atmospheric Correction in the Weihe River Quality Quantitative Retrieving of Remote Sensing

Analysis on the characteristics of the nitrogen pollution in Weihe River;

Study on Secondary Pollution Problem of Weihe River's Silt;

The Characteristics of Water Environment in Shaanxi Sub-Basin of Weihe River;

Water Environment Changes of Wei River in Guanzhong Plain in Recent Years;

Water Environment Evolution in the Middle and Lower Reaches of Wei River in Recent 50 Years;

Speciality researching on water quality of the Jing River and the Wei River;