Bionomics and control of Archips crassifolianus;

Study　on　the　bionomics　and　control　of　Neobarbara　olivacea;

Preliminary Study on Biological Characteristics and Control Strategy of Neobarbara olivacea

Study on Forestation Density of Qinghai Spruce in Nanmenxia Forest Region;

Gap regeneration of Picea crassifolia natural forest in Qilian Mountains.;

Variations of Picea crassifolia tree-ring cell structure and their implications to past climate in eastern margin of Qaidam Basin,Northwest China;

Phenotypic Diversity of Natural Populations in Picea crassifolia in Qilian Mountains;

Research of hormone,age and position effect of hardwood cutting in Picea crassifolia Kom;

Study on grafting skill of Picea crassifolia Kom;

Chemical Control Technique for Seed Pest in Picea crassifolia kom.;