2. From 2005 to 2006, entrusted by the State Planning Commission, the Taibai Mountain National Nature Reserve in Shaanxi Province was investigated comprehensively.
3. Study on the Morphological Development of Ranunculaceae (Generalized) Flowers in China, National Natural Science Foundation, 2004-2006;
4. Research on Key Protected Agricultural Plants in Shaanxi Province, commissioned by the Ministry of Agriculture and released by the Shaanxi Provincial Department of Agriculture, in 2006;
5. Morphological, structural, developmental and phylogenetic studies of Celastraceae, Orchidaceae, Cercidae and Primulaceae, National Natural Science Foundation of China, 2007;
6. During 2006-2007, scientific investigation was conducted in Longchi Nature Reserve of Xixiang Forestry Bureau, Shaanxi Province;
7. Investigation of Taxus resources in Shaanxi Province, Shaanxi Provincial Forestry Department, 2006-2007;
8. Study on the Occurrence, Development and Evolution of Petals of Ranunculaceae, National Natural Science Foundation, 2009-2010;
9. Study on the flowering status and early warning method of bamboo, the staple food of giant pandas in Qinling Mountains, the giant panda project of the State Forestry Administration, 2009-2010;
10.2008-2009 Animals and plants in Chanba Ecological Zone of Chanba River Management Committee of Xi City;
1 1. Investigation on Davidia involucrata resources in Shaanxi Province, Shaanxi Provincial Forestry Department, 2008-2009;
12. Examination and printing of the List of Animals and Plants in Chanba Ecological Zone, Chanba River Comprehensive Management Development and Construction Management Committee of Xi City, 2008-2009;
13. Revision of the List of Key Protected Plants in Shaanxi Province, Shaanxi Provincial Forestry Department, 2008-2009;
14. Study on the breeding technology and field population expansion technology of single-leaf clover, "Ten? Special topic of the first five-year national science and technology support plan, 2008-20 1 1.