1., stone,,,. Establishment of tea plant transgenic system mediated by Agrobacterium tumefaciens J. Journal of Anhui Agricultural University, 2012,39 (5):1-3. (Correspondent) 2. Ni Fancheng, Liu Zenghui, Yu Nannan, Yang Ting. Yan Xu. Optimization of ultrasonic-assisted extraction of total flavonoids from Sophora japonica J. China Journal of Experimental Chinese Medicine Prescriptions, 20 1 1, 17 (17): 23-25. (Correspondent) 3. , Jiang,,,, Liang Jingyu. 2011,17 (11): 92-96.4. Studies on chemical constituents of Rhizoma Cyperi by Yan Xu, Zhang and Zou Zhongmei. J. China Journal of Pharmacy, 20 10/0,45 (11): 818-821. 5. Zhang, Wan and Zou Zhongmei. Complete attribution of 1H and 13C NMR data of two new sesquiterpenes from Cyperus rotundus. Nuclear Magnetic Resonance Chemistry, 2009, 47: 527–531. (included in SCI) 6. Zhang, Chang, Ying Chang, Zou Zhongmei. A new skeleton in Cyperus rotundus —— noraconitone molecule, 2008, 13, 2474-248 1. (included in SCI) 7. Yan Xu, Liang Jingyu, Zou Zhongmei, Yang Junshan. Chemical journal of a new flavone and two uridine compounds in corn stigma, 2008,66 (10):1235-1238. (included in SCI) 8. Yan Xu, Zou Zhongmei and Liang Jingyu. Chemical constituents of stigma maydis. 6 (3): 237-238.9. Yan Xu, Liang Jingyu and Zou Zhongmei. Studies on chemical constituents of Smilax China J. China Journal of Traditional Chinese Medicine, 2008,33 (21): 36-38.10. Yan Xu, 37 (6): 831-833.11. Yan Xu, Liang Jingyu. Studies on Chemical Constituents of Sonchus sonchifolius, Journal of China Pharmaceutical University, 2005,36 (5): 41-4 46006.