Fluvial process forecasting for the middle and lower reaches of the Yangtze River;

Several issues on sand excavation planning modification in mainstream channels of the middle and lower reaches of the Yangtze River;

Spatial and temporal distribution and climatic characteristics of flood in middle and lower reaches of the Yangtze River in 1849;

Study on ecological flow in the middle and lower reaches of the Yangtze River;

The working principle of the acoustic doppler profiler and its applications in the middle and lower reaches of the Yangtze River;

Magnetic properties of sediments in the middle and lower reaches of the Yangtze River;

This paper reports the analytical results of major chemical components of 94 loess samples from the Xiashu loess profile in the middle and lower reaches of the Changjiang River, the major component contents and the weathering intensity of Xiashu loess were compared with those of Luochuan loess from Northwest China.

In the construction of big graffic bridges across the middle and lower reaches of the Changjiang River,complicated engineering geological problems have occurred,such as fault,soft interlayer,extremesoft rock,karst cave and so on.

Absorption pattern of sediment in polluted still waters and control of authigenic pollution in the middle and lower Yangtze River;

Prediction of riverbed physiognomy evolution and water resources protection for the middle and lower Yangtze River;

The floods and droughts over the middle and lower Yangtze River can be forecasted by means of the ternary commensurable formula in d.

Characteristics of moisture transport in middle and lower reaches of Yangtze River and its variation trend;

Response of middle and lower reaches of Yangtze River to the initial operation stage of the Three Gorges Project;

Variations of low water level and river bed in middle and lower reaches of Yangtze River