Secondary Trial Excavation on the Neolithic Liubaita Site in Sanhe county,Hebei;

Taking Hequ county in northwest of Shanxi province as an example, we have formulated an evaluating index system for the compositive effect of combating desertification, and have forecasted the compositive effect and the spatial distribution characteristics with multidimensional gray evaluation model for every town of Hequ county in 2010.

This paper summarizes the hazard,regularity and control technology of the rust disease of Malus micromalus tree in Hequ County.

Analysis of Ecological Environment Change of Xianghe County;

This paper expounds the present condition of agriculture and the advantage of developing green food and organic food in Liuhe County which has exceptional nature environment and is one of the ecological model counties of Jilin Province.

SHRIMP zircon U-Pb dating and its significance for gneisses from the southwest area to Qinghe County in the Altai,China.;

The current situation and the reason of the ecological system degeneration of desert brushwood forest, desert range in Qinghe County River Valley were analysed and the roles of forestry classified management in ecological system degeneration and construction were described.