Development of drug from pine cone and pine nut shell of pine tree(Pinus);

Studies on chemical constituents from pine cone of Pinus armandii;

Chemical components of the pine cone of Pinus sylvestris L. var. mongolica Litvin;

Research on the Submergence of the Dam-site Reservoir Area in Ququgou Gully of Songta Reservoir;

Analysis on the Water-supply Efficiency of the Dam of Xiaohe River and the Songta Reservoir;

The Comparison and Determination of the Dam Sites and Dam Types of Songta Reservoir;