Yang Weichao, Male, born in October 1981, native of Fufeng, Shaanxi Province. Master supervisor, Associate Researcher. His main research interests include microbial ecology, environmental microbiology and microbial biotechnology. He serves as Deputy Director of the Liaoning Provincial Engineering Research Center for Intelligent Manufacturing of Agricultural Microorganisms; is a member of the Chinese Society for Microbiology and the Chinese Society of Fertilizer and Plant Nutrition. He has published more than 60 papers, of which 36 are SCI-indexed. His research outcomes have achieved broad technological transfer and industrial adoption. His scholarly contributions have been honored with multiple awards, including the First Prize of the Liaoning Provincial Award for Outstanding Contributions to Agricultural Science and Technology (2023), the First Prize of the Liaoning Provincial Science and Technology Progress Award (2017), and the Third Prize of the Liaoning Provincial Natural Science Academic Achievement Award (2017).

2009.09— 2013.07 Ph.D. degree in Microbiology from the University of Chinese Academy of Sciences, Beijing, China. 2004.09 — 2007.07 Master degree in Microbiology from the Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang, Liaoning Province, China. 2000.09 — 2004.07 Bachelor degree in Agricultural Resources and Environment from the Northwest A&F University, Yangling, Shaanxi Province, China.

2021.11–present: Associate Professor, Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang, China. 2013.11–2021.10: Assistant Professor, Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang, China. 2007.07–2009.08: Research Assistant, Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang, China.

Microbial Mechanisms in the Carbon and Nitrogen Cycles of Soil; Construction of Agricultural Microbial Communities and Development of Green Inputs; Mixed Fermentation of Vitamin C and Resource Utilization of Waste Products.

1、2023: First Prize for Contribution to Agricultural Science and Technology in Liaoning Province (Ranked 3rd) — Research and Application of Key Technologies for Small Molecule Carbon Organic Fertilizer Synergistic Efficiency and Green Fertilization for Carbon Sequestration and Emission Reduction. Liaoning Association of Agricultural Science Societies 2、2017: First Prize for Scientific and Technological Progress in Liaoning Province (Ranked 7th) — Technology for Eliminating Dependency on Associated Organisms in Vc Fermentation and Environmentally Friendly Production. The People's Government of Liaoning Province 3、2013: Second Prize for Scientific and Technological Progress in Liaoning Province (Ranked 3rd) — New Process for One-Step High-Concentration Continuous Fermentation of Vc. The People's Government of Liaoning Province 4、2012: First Prize for Scientific and Technological Progress in Shenyang City (Ranked 3rd) — New Process for One-Step High-Concentration Continuous Fermentation of Vc. The People's Government of Shenyang Municipality

1. 2023-2028: Project Leader, National Key R&D Sub-Project, Development and Application of New Small Molecule Organic Carbon Fertilizer for Carbon Increase and Nitrogen Retention. 2. 2024-2026: Project Leader, Liaoning Provincial Key R&D Sub-Project, Research and Application of Small Molecule Carbon Bacterial Agent for Increasing Peanut Yield and Quality. 3. 2023-2025: Project Leader, Science and Technology Plan Project of Liaoning Province, Research and Development of New Small Molecule Carbon Fertilizer Technology and Products for Improving Soil Fertility and Crop Yield. 4. 2021-2025: Project Leader, CAS-Enterprise Cooperation Project, Development of New Bio-Organic Carbon Fertilizer. 5. 2020-2023: Project Leader, CAS-Enterprise Cooperation Project, Selection and Breeding of Food Microbial Strains and New Fermentation Technologies. 6. 2022-2024: Project Leader, Science and Technology Plan Project of Shenyang City, Research on Key Technologies for Resource Utilization of Bulk Industrial Fermentation Waste in the Vitamin C Industry.

1. Gao Mingfu, Yang Weichao*, Dong Dan, Xia Zongwei, Xu Hui*. 2026. Combined application of 3, 4 dimethylpyrazole phosphate (DMPP) and exogenous water soluble organic carbon synergistically increases maize yield and reduces yield scaled N2O emissions under an 18% reduction in nitrogen input, Plant and soil, https://doi.org/10.1007/s11104-026-08388-9. 2. Dong Dan, Lv Xinyu, Wang Xuan, Zhang Xin, Du Xunuo, Dong Zhe, Xu Yonggang, Yang Wenjie, Yan Yaner, Liu Tingwu*, Yang Weichao*. 2026. Effects of Modified Corn Straw Biochar Addition to Compost on Greenhouse Gas Emissions During Pig Manure Composting. Agriculture, 16, 328. 3. Gao Mingfu, Sun Hao, Yang Weichao*, Xu Hui*. 2025. Intervention of 2-keto-L-gulonic acid in L-ascorbic acid biosynthesis affects plant carbon metabolism and secondary metabolite accumulation. Plant Physiology and Biochemistry, 226: 110079. 4. Song Wenxing, Yang Weichao*, Sun Hao, Gao Mingfu, Xu Hui*. 2025. Vitamin C industrial byproduct: a promising enhancer for Trichoderma harzianum-driven biocontrol of tomato pathogenic fungi. Agronomy, 15: 1298. 5. Gao Mingfu, Jiang Meiqiu, Sun Hao, Yang Weichao*, Xu Hui*. 2025. Combined application of vitamin C industrial fermentation by-product and dicyandiamide (DCD) modifies nitrogen fertilizer utilization and nitrous oxide (N₂O) emission in acid soil. Industrial Crops & Products, 237: 122146. 6. Dong Dan#, Yang Weichao#, Gao Mingfu, Gu Jian, Sun Hao, Kong Shuang, Xu Hui*. 2025. Effects of Pig Manure Compost Application Timing (Spring/Autumn) on N₂O Emissions and Maize Yields in Northeast China. Agronomy, 15: 2487. 7. Dong Dan, Yang Weichao*, Sun Hao, Gao Mingfu, Kong Shuang, Xu Hui*. 2024. Fertilization regimes impact CO2 emission of rainfed maize field in an acidic luvisol. Plant and Soil, 504: 235-245. 8. Zhao Xilai, Yang Weichao*, Sun Hao, Gao Mingfu, Wang Yushu, Xu Hui. 2024. The application of melatonin and organic waste derived from vitamin C industry effectively promotes seed germination and seedling growth of cotton in Saline–Alkali soil. Agriculture, 14 (12): 2135. 9. Gao Mingfu, Zhang Zihui, Yang Weichao*, Sun Hao, Xu Hui*. 2024. Application of Organic Waste Derived from Vitamin C Industry Increases Yield and Bioactive Constituents of Medicinal Food Plant Purslane (Portulaca oleracea L.). Horticulturae, 10: 683. 10. Dong Dan#, Yang Weichao#, Sun Hao, Kong Shuang, Xu Hui*. 2022. Effects of animal manure and nitrification inhibitor on N₂O emissions and soil carbon stocks of a maize cropping system in Northeast China. Scientific Reports, 12: 15202. 11. Dong Dan#, Yang Weichao#, Sun Hao, Kong Shuang, Xu Hui. 2022. Nitrogen fertilization decreases soil CO2 emission in a rainfed maize field in Northeast China. Environmental Science and Pollution Research, 29(54): 81256-81264. 12. Gao M F, Sun Hao, Shi Meijun, Wu Qiqi, Ji Dongxu, Wang Bing, Zhang Lixing, Liu Yang, Han Litao, Ruan Xicheng, Xu Hui*, Yang Weichao*. 2021. 2-Keto-L-Gulonic Acid Improved the Salt Stress Resistance of Non-heading Chinese Cabbage by Increasing L-Ascorbic Acid Accumulation. Frontiers in Plant Science, 12: 697184. 13. Dong Dan, Yang Weichao*, Sun Hao, Kong Shuang, Xu Hui*. 2021. Effects of Split Application of Urea on Greenhouse Gas and Ammonia Emissions from a Rainfed Maize Field in Northeast China. Frontiers in Environmental Science, 9: 798383. 14. Dong Dan, Yang Weichao*, Sun Hao, Kong Shuang, Xu Hui*. 2021. Nitrous oxide emissions in response to long-term application of the nitrification inhibitor DMPP in an acidic luvisol. Applied Soil Ecology, 159: 103861. 15. Yang Weichao, Sun Hao, Dong Dan, Ma Shuang, Manddla*, Wang Zhenxing, Xu Hui*. 2021. Enhanced 2-keto-L-gulonic acid production by a mixed culture of Ketogulonicigenium vulgare and Bacillus megaterium using three-stage temperature control strategy. Brazilian Journal of Microbiology, 52: 257-265. 16. Mandlaa, Sun Ziyu, Wang Ruigang, Han Xiaodong, Xu Hui, Yang Weichao*. 2018. Enhanced 2-keto-L-gulonic acid production by applying L-sorbose-tolerant helper strain in the co-culture system, AMB Express, 8: 30. 17. Yang Weichao, Xu Hui*. 2016. Industrial fermentation of vitamin C, in Industrial Biotechnology of Vitamins, Biopigments, and Antioxidants,1st edn (eds E.J. Vandamme and J.L. Revuelta), Wiley-VCH Verlag GmbH & Co. KgaA, 15400. 18. Yang Weichao, Han Litao, Mandlaa, Zhang Haihong, Zhang Zhongze, Xu Hui*. 2017. A plate method for rapid screening of Ketogulonicigenium vulgare mutants for enhanced 2-keto-l-gulonic acid production. Brazilian Journal of Microbiology, 48: 397-402. 19. Mandlaa, Yang Weichao*, Liu Chengbin, Xu Hui*. 2015. L-sorbose is not only a substrate for 2-keto-L-gulonic acid production in the artificial microbial ecosystem of two strains mixed fermentation[J]. Journal of Industrial Microbiology and Biotechnology, 42: 897-904. 20. Mandlaa#, Yang Weichao#, Han Litao, Wang Zhenyu, Xu Hui*.2013. Two-helper-strain co-culture system: a novel method for enhancement of 2-keto-L-gulonic acid production. Biotechnology Letters, 35: 1853-1857. 21. Yang Weichao, Han Litao, Mandlaa, Chen Hongquan, Jiang Mingyan, Zhang Zhongze, Xu Hui*. 2013. Spaceflight-induced enhancement of 2-keto-L-gulonic acid production by a mixed culture of Ketogulonigenium vulgare and Bacillus thuringiensis. Letters in Applied Microbiology, 57: 54-62.

1、 Yang Weichao, et al. A method for converting sorbitol to 2-keto-L-gulonic acid through mixed fermentation by three kinds of bacteria. Granted Date: January 8, 2014, Patent No. ZL 201210453539.3 2、 Yang Weichao, et al. An organic fertilizer produced from the waste culture medium of Cordyceps militaris and the by-product of vitamin C fermentation - the RAE of 2-keto-L-gulonic acid and its preparation method. Granted Date: June 8, 2018, Patent No. ZL 201310694730.1 3、 Yang Weichao, et al. A method for determining the antibacterial performance of antibacterial stainless steel by using the thiobarbituric acid method. Granted Date: June 8, 2018, Patent No. ZL 200710010621.8