李哲斐，博士，教授，博士生导师。1998年和2005年于西北大学分别获得学士和硕士学位。2013年博士毕业于西北农林科技大学。2005年7月来西北农林科技大学生命科学学院从事教学与科研工作。2015年6月至2016年6月在美国Clemson University以访问学者进行交流合作。
一、主讲课程
承担本科生微生物学、发酵工程的教学工作。
二、研究方向
1. 根际微生物对植物土传病害的防治及作用机制；
2. 根际微生物群落对作物连作障碍的缓解；
3. 微生物菌群对中草药品质的提升。
三、主持科研项目
主持国家自然科学基金3项，国家基金联合基金项目子课题1项，国家重点研发计划子课题2项，其它省部级课题5项。
四、发表文章
1. Bai Xiaoli#, Li Zhefei*, Chen Beibei#, Qian Xun, Guo Yu, Wang Qian, Chen Chun, Chen Weimin, Shen Xihui, Liu Jialin, Jin Juan, Zhang Weiqin, Liu Qi, Chen Shi, Yang Shanshan, Xu Leilei, Marcel G.A. van der Heijden, James M. Tiedje*, Jiao Shuo*, Wei Gehong*. (2026) High bacterial diversity drives the suppression of a soilborne plant disease. PNAS, 123(10):e2509303123.
2. Jiamin Ai, Mingxia Ren, Ziwei Hao, Yuru Zhai, Entao Wang, Zhenshan Deng*, Zhefei Li*. (2026) Bacillus populations restore amino acid metabolism in Mesorhizobium under saline‒alkali stress to enhance nitrogen fixation efficiency. The ISME Journal, https://doi.org/10.1093/ismejo/wrag087.
3. Jian Liru, Lin Yixian, Zhao Yiduo, Wang Chenyuan, Li Zhuosha, Li Zhefei*. (2026) Low-dose undecanone from Stenotrophomonas maltophilia suppresses Astragalus root rot and shapes the rhizosphere bacterial microbiome. Pest management science, 82: 4372-4383.
4. Li Yanmei, Huang Jiangying, Wang Xinrui, Wang Chenyuan, Wei Gehong, Li Zhefei*. (2026). Transplantation-Driven Microbial Shifts and Keystone Taxa Enhance Medicinal Ingredients in Astragalus mongholicus. Microorganisms, 14(2):451.
5. Ai Jiamin, Xu Leilei, Ding Hao, Dang Zijing, Jian Liru, Chen Chun, Wei Gehong*, Li Zhefei*. (2025) Silica nanoparticles suppress fungal pathogenic allies to alleviate Astragalus root rot. Microbiome, 13(1):209.
6. Li Shuyan, Li Peirong, Ding Hao, Zhao Simin, Ai Jiamin, Wei Gehong, Li Zhefei*. (2025) Rhizosphere bacterial community confers drought tolerance to Astragalus mongholicus. Agricultural Water Management, 315:109543.
7. Guo Yu, Jin Juan, Lu Yuan, Lin Yixian, Liu Qi, Li Zhefei*. Bacterial diversity loss weakens community functional stability. Applied Soil Ecology, 202:105536.
8. Ai Jiamin, He xiaolong, Ren Mingxia, Yu Tianfei, Liu Xiaodong, Jiang Yingying, Li Zhefei*, Deng Zhenshan*. (2024). Kaistella yananensis sp. nov., a Novel Indoleacetic Acid-Producing Bacterium Isolated from the Root Nodules of Sophora davidii (Franch.) Skeels. Current microbiology, 81(2):60.
9. Li Yixian, Jin Juan, Li Peirong, Wang Qian, Xu Leilei, Wei Gehong, Li Zhefei*. (2023) Regional variations and plant compartments shape the community structures of the endophytic microbiome and secondary metabolites of Astragalus mongholicus. Industrial Crops and Products, 192(24):116037.
10. Lin Yixian, Zhang Hui, Li Peirong, Jin Juan, Li Zhefei*. (2022) The bacterial consortia promote plant growth and secondary metabolite accumulation in Astragalus mongholicus under drought stress. BMC Plant Biology, 22(1):475.
11. Li Zhefei*†, Bai Xiaoli†, Jiao Shuo, Li Yanmei, Li Peirong, Yang Yan, Zhang Hui, Wei Gehong*. (2021) A simplified synthetic community rescues Astragalus mongholicus from root rot disease by activating plant-induced systemic resistance. Microbiome, 9:217.
12. Li Shuyue, Chen Weimin, Li Zubing, Bu Lianyan, Jin Zexing, Wei Gehong*, Li Zhefei*. (2021) Fertile islands lead to more conspicuous spatial heterogeneity of bacteria than soil physicochemical properties in a desert ecosystem. Catena, 206:105526.
13. Li Yanmei, Liu Yang, Zhang Hui, Yang Yan, Wei Gehong*, Li Zhefei*. (2021) The composition of root-associated bacteria and fungi of Astragalus mongholicus and their relationship with the bioactive ingredients. Frontiers in Microbiology, 12:642730.
14. Li Yanmei, Yang Yan, Wu Tian’e, Zhang Hui, Wei Gehong*, Li Zhefei*. (2021) Rhizosphere bacterial and fungal spatial distribution and network pattern of Astragalus mongholicus in representative planting sites differ the bulk soil. Applied Soil Ecology, 168:104114.
15. Wang Juanjuan, Li Ruochen, Zhang Hui, Wei Gehong, Li Zhefei*. (2020) Beneficial bacteria activate nutrients and promote wheat growth under conditions of reduced fertilizer application. BMC Microbiology, 20:38.
16. Jian Liru, Bai Xiaoli, Zhang Hui, Song Xiuyong, Li Zhefei*. (2019) Promotion of growth and metal accumulation of alfalfa by coinoculation with Sinorhizobium and Agrobacterium under copper and zinc stress. PeerJ, 7:e6875.
17. Liu Xiaodong, Luo Yantao, Li Zhefei*, Wei G*. (2018) Functional analysis of a putative type III secretion system in stress sdaption by Mesorhizobium alhagi CCNWXJ12-2T. Frontiers in Microbiology, 9:263.
18. Li Zhefei, Song Xiuyong, Wang Juanjuan, Bai Xiaoli, Gao Engting, Wei Gehong*. (2018) Nickel and cobalt resistance properties of Sinorhizobium meliloti isolated from Medicago lupulina growing in gold mine tailing. PeerJ, 6:e5202.
19. Li Zhefei#, Ma Zhanqiang#, Hao Xiuli, Rensing Christopher, Wei Gehong*. (2014) Genes conferring copper resistance in Sinorhizobium meliloti CCNWSX0020 also promote the growth of Medicago lupulina in copper-contaminated soil. Applied And Environmental Microbiology,（6）：1961-1971.
20. Li Zhefei, Lu Minmei, Wei Gehong*. (2013) An omp gene enhances cell tolerance of Cu（II）in Sinorhizobium meliloti CCNWSX0020. World Journal of Microbiology & Biotechnology, 29(9):1655-1660.
21. Li Zhefei, Ma Zhanqiang, Hao Xiuli, Wei Gehong. (2012) Draft genome sequence of Sinorhizobium meliloti CCNWSX0020, a nitrogen-fixing symbiont with copper tolerance capability isolated from Lead-Zinc mine tailings. Journal of Bacteriology, 194(5):1267-1268.
22. Li Zhefei, Jian Liru, Wang Huirong, Cui Yali.（2007）Flow injection chemiluminescent determination of clenbuterol using GoldMag particles as carrier. Food Additives and Contaminants, 24:21-25.
五、联系方式
通讯地址：西北农林科技大学生命科学学院，陕西杨凌，712100
电子邮件：lizhefei@nwafu.edu.cn