Analysis and Evaluation on the Tourism Resources in Laoyu of Xi an;

Study on the Speediness Burgeon Method of Carex giraldiana Seed;

Study on Relationship of Shade-resistance and Chlorophyll Content of Carex giraldiana;

Study on ecological adaptability of Carex giraldiana in Beijing area;

Two-Dimensional Simulation on the Cross Section of Yu River and the Mid-Route of South-to-North Water Transfer Project;

Wenyu gold deposit , located in the borderland between Henan and shannxiprovince , is one of the Key deposits in Xiaoqinling zone of gold mineraligation.