Structural evolution of Cambrian tectonic belt in Changma area, Gansu;

Gansu Shule River Project Dynamic Forecasting Research on Groundwater in Changma Irrigation District;

Objective To investigate the current status and trend of Toxoplasma gondii infection among population in Nanchang area,so as to provide the scientific basis for establishing control strategy of the disease.

Objective :To find out average and minimal age and every effective factors on sexual development in adolescent malesthrough an investigation of 3129 male youngsters at 9~18 years in Nanchang area.

The growth performance of fourteen introduced species of forages in Nanchang area was observed,and their growth stages,summer surviver rate,height,regeneration rate,yield and ratio of fresh grass yield to dry grass yield were measured and analyzed synthetically.

Research on thermal environment for the loft of residence in Nanchang;

Nanchang Highways Contsruction and Social Changes from the Period of Republic China to the People s Republic of China;

A Preliminary Study of the Migrants in Changdu Prefecture of Tibet in the Early Modern Times;

This article valuates the ecosystem services in Changdu district by using the methods of valuation of land ecosystem in China which established by Xie Gaodi et al.

The southeast of Tibet covers Linzhi and Changdu districts.

This paper has introduced the unique resources and development value of "the Old Tea-Horse Road"in Changdu district.