Study on Risk Zoning of Mountain Torrent Disaster in Huangshuihe River Valley Assisted by Geographical Information System;

Analysis on Temporal and Spatial Characteristics of Urban Greenspace Ecological Water Requirements in Yellow River Basin;

Study on the eco-environmental water requirement for wetland in Yellow River basin;

Impact of Project of Water Diversion from South to North Via Western Course to Ecological Environment in Yellow River Basin;

Study on Quality and Development Tendencyof Water Resources in the Yellow River Basin in Decade Years;

Study on urban eco-environmental water requirements in the Yellow River Basin;

Minimum Plant Water Requirements and Variation of Highland Ecosystem in the Yellow River Basin;

Dual-Water Distribution Model for the Yellow River Valley Gearing to Eco-Environment;

Problems of Water Environment in the Yellow River Valley of Shanxi Province;

Prediction of Time Series of Main Yield Characters for Cotton Varieties in the Yellow River Valley Region Using ARIMA Models;

Analysis of River Pattern Transformations in the Yellow River Basin;

Rapid Assessment of Soil Erosion in the Yellow River Basin;

Achievements and Prospect of Development of Irrigation in the Yellow River Basin;

Studies on the Distributional Characteristics and the Correlation of Main Objective Characters for Cotton Varieties in Yellow River Valley Regiun;

Analysis on dynamic changes of soil water in semi-humid area prone to drought in Yellow River valley;

The Applications of Remote Sensing in the Soil and Water Conservation Monitoring in the Yellow River Valley;