Based on the theory of agricultural system engineering, our multifactorial and multilevel test with the soybean variety Pinghuqingren was carried out using the quadratic second order regressoon rotation design to establish the soybean yield function models in agronomic technolog pakage.

The Residues and Distribution of Organochlorine Pesticides in Arable Land in the East of Hunan Province;

Geological characteristics of Qietong limestone deposit, Guzhang county,Hunan province and Its genetic type;

Service Functions and Values of the Resources (Assets) of Dongjiang-Lake National Wetland Park in Hunan Province;

Study on Mineralogical Characteristics and Genesis of Some Types of Kaolin Deposits in Hunan;

Analyses of Flue-cured Tobacco Appearance Quality Factors in Hunan;

The Ecological Environment Degradation and Driving Mechanism of Hunan;

Effects of Different Sewage from South Lake on Mitosis of Vicia faba Root Tip Cells Using Micronucleus Test;

Investigation of the Sewage Outlets Discharging into the South Lake and Study on the Water Quality Model Near the Outlets;

Temporal and spatial distribution and evaluation of nitrogen and phosphorus of Macrozoobenthos in Lake Nanhu,Wuhan,China;

Community Structure of Macrozoobenthos in Lake Nanhu,Wuhan,China;

Assessment on Heavy Metal Pollution in Sediments of Lake Nanhu in Wuhan,China