Study on High-yield Technique Model for Hybrid Rape Qingza-3 in High Altitude Area of Datong County;

Planning on Land Use Structure and Strategy on Converting Cropland to Forest and Grassland in Datong County;

Analysis on Questionnaire Concerning the Two years Implementation of the Reafforestation project in Datong County;

Investigation and Protection on Wetland Resources in Datong;

Application on Management Information System of Converting Farmland to Forest in Datong;

Status and Development Suggestions on Wild Vegetables in Datong;

Synthetic assessment on ecology service function of conversion cropland to forest in Datong county of Qinghai province;

Soil Quality Evolution on Converted Farmland in High-mountain of Datong County in Qinghai Province;