Resources

Journal Articles

• Myers, B., Lamichhane, A., Kvitko, B., and Dutta, B. 2025. NLP-like Deep Learning Aided in Identification and Validation of Thiosulfinate Tolerance Clusters in Diverse Bacteria. mSphere (in press)
• Paudel, S., Franco, Y., Zhao, M., Dutta, B., and Kvitko, B. 2025. Distinct virulence mechanisms of Burkholderia gladioli in onion foliar and bulb scale tissues. Mol. Plant Microbe Interact. (in press)
• Paudel, S., Dutta, B., and Kvitko, B. 2024. Onion pathogenic Burkholderia species: Role and regulation of characterized virulence determinants. Plant Pathology (in press) 
• Paudel, S., Zhao, M., Dutta, B., and Kvitko, B. 2024. Thiosulfinate tolerance gene clusters are common features of Burkholderia onion pathogens. Mol. Plant Microbe Interact. 37: 507-519.
• Paudel, S., Dutta, B., and Kvitko, B. 2024. Onion pathogenic Burkholderia species: Role and regulation of characterized virulence determinants. Plant Pathology (in press)
• Koirala, S. Shin, G. Y., Kvitko, B., and Dutta, B. 2024. Integrating biocontrol agents with copper for center rot management in onion. Crop Protection 184: 106785.
• de Jesus, H.I., Cassity-Duffey, K., Dutta, B., da Silva, A.L.B.R., Coolong, T. 2024. Influence of Soil Type and Temperature on Nitrogen Mineralization from Organic Fertilizers. Nitrogen 5: 47–61. https://doi.org/10.3390/nitrogen5010004.
• Paudel, S., Zhao, M., Dutta, B., and Kvitko, B. 2024. Thiosulfinate tolerance gene clusters are common features of Burkholderia onion pathogens. Molecular Plant Microbe Interactions (first look). Abstract available at https://apsjournals.apsnet.org/doi/10.1094/MPMI-01-24-0005-R
• De Jesus, H., Cassity-Duffey, K., da Silva, A. L. B. R., Dutta, B., Coolong, T. 2023. Influence of organic fertilizer sources and application rates on onion production in Georgia, USA. HortTechnology (in press)
• Lenon, K.M., Dutta, B., Coma, M. Q., Johnson, W., and Schmidt, J. 2024. From weeds to natural enemies: implications of weed cultivation and biopesticides for organic onion production. Journal of Economic Entomology (in press).
• Shin, G.Y., Dutta, B., and Kvitko, B. 2023. The genetic requirements for HiVir-mediated onion necrosis by Pantoea ananatis, a necrotrophic plant pathogen. Mol. Plant Microbe Interact. Available at https://apsjournals.apsnet.org/doi/10.1094/MPMI-11-22-0246-R
• Koirala, S., Myers, B., Shin, G.Y., Gitaitis, R., Kvitko., B., and Dutta, B. 2023. Evaluating options to increase the efficacy of biocontrol agents for the management of Pantoea spp. under field conditions. Plant Disease (first look). Abstract available at https://apsjournals.apsnet.org/doi/10.1094/PDIS-11-22-2710-RE
• Myers, B. Shin, G.Y., Stice, S., Agarwal, G., Gitaitis, R., Kvitko, B., and Dutta, B.  2023. Genome-wide association and dissociation studies in P. ananatis reveal potential virulence factors affecting Allium porrum and A. fistulosum x A. cepa hybrid. Frontiers in Microbiology 13:1094155. Available at https://www.frontiersin.org/journals/microbiology/articles/10.3389/fmicb.2022.1094155/full
• Zhao, M., Shin, G.Y., Stice, S., Coutinho, T., Gitaitis, R., Kvitko, B., and Dutta, B.  2023.  A novel biosynthetic gene cluster across the Pantoea species complex is important for pathogenicity in onion.  Mol. Plant Microbe Interact. Available at https://apsjournals.apsnet.org/doi/10.1094/MPMI-08-22-0165-R
• Zhao, M., Tyson, C., Gitaitis, R.,  Kvitko, B., and  Dutta, B. 2022. Rouxiella badensis, a new bacterial pathogen of onion causing bulb rot. Frontiers in Microbiology 13:1054813. Available at https://www.frontiersin.org/journals/microbiology/articles/10.3389/fmicb.2022.1054813/full

Extension bulletins

• Koirala, S. and B. Dutta. 2024. Does Peroxide Increase the Efficacy of Biocontrol Agents to Manage Center Rot in Organic Onion? Available at https://www.eorganic.info/sites/eorganic.info/files/u461/Onion%20pamphlet.pdf
• Dutta, B., and Gitaitis, R.D. 2022. Disease quiz III. Onion World Magazine. December 2022. Available at https://onionworld.net/2020/08/24/onion-disease-quiz/
• Dutta, B., and Gitaitis, R. 2020. Bacterial Diseases of onion in Georgia. University of Georgia Cooperative Extension Bulletin B1534. Available at https://secure.caes.uga.edu/extension/publications/files/pdf/B%201534_1.PDF

Popular Press Articles

• Thompson, C. 2025. Georgia Vidalia Onion Farmers: Protect Omega 500F Fungicide. Vegetable and Specialty Crop News. May, 2025 (edits provided by B. Dutta)
• Thompson, C. 2025. UGA Extension to Host Vidalia Onion Meeting. Vegetable and Specialty Crop News. February, 2025 (edits provided by B. Dutta)
• Thompson, C. 2025. Georgia Vidalia Onion Growers Be Wary of ‘Destructive’ Downy Mildew Disease. Vegetable and Specialty Crop News.  March, 2025 (edits provided by B. Dutta
• Thompson, C. 2023. Major Scientific Breakthrough in Onion Research. Vegetable and Specialty Crop News, April 2023. (edits provided by B. Dutta). Available at https://specialtycropgrower.com/major-scientific-breakthrough-in-onion-research/
• Thompson, C. 2023. Downy Mildew Discovered in Vidalia Onion. Vegetable and Specialty Crop News, March 2023. (edits provided by B. Dutta). Available at https://specialtycropgrower.com/downy-mildew-discovered-in-vidalia-onion/
• Thompson, C. 2023. Producers Beware: Downy Mildew Disease a Threat for Vidalia Onions. Vegetable and Specialty Crop News, February 2023. (edits provided by B. Dutta)  
• Dutta, B., Grey, T., and Schmidt, J. 2022. Neglecting weeds can lead to late-season disease in organic onions. Specialty Crop News. March 2022. Available at https://specialtycropgrower.com/neglecting-weeds-can-lead-to-late-season-disease-in-organic-onions/
• Dutta, B., DevKumar, G., Kvitko, B.H., and Naikare, H. 2021. Studying Salmonella contamination in onion. Vegetable and Specialty Crop News, August 2021. Available at https://specialtycropgrower.com/onion-georgia-salmonella-contamination/
• Sierra, L. 2021. New “Onion Devourer” Bacteria Found by University of Georgia Researchers. USDA NIFA Newsletter, December, 2021. (edits provided by B. Dutta). Available at https://www.nifa.usda.gov/about-nifa/impacts/new-onion-devourer-bacteria-found-university-georgia-researchers

Presentations

• 10/31/2024: Perilous Pantoea: Lessons learned in bacterial disease of onion in Georgia (KSU, zoom)
• 04/09/2024: No more teary eyes: A comprehensive tool-kit for center rot management in Vidalia onions (UFL, Gainesville, FL)
• 12/06/2023: Combating onion bacterial diseases with pathogenomic tools & enhanced management strategies (Grand Rapids, MI)
• 11/30/2023: A Micro- and Macro-Perspective of Bacterial Pathogens Affecting Onion in Georgia (San Antonio, TX)
• 09/18/2023: Peeling Onion Layers: Bridging Gaps in bacterial disease management utilizing basic and applied research (Cornell, NY)