Selected publications from our work in Africa
Andrade-Piedra, J. L., K. Sharma, J. Kroschel, K. Ogero, J. Kreuze, J. P. Legg, P. L. Kumar, D. J. Spielman, I. Navarrete, W. Perez, E. Atieno, and K. A. Garrett. 2025. Phytosanitary challenges and solutions for roots and tubers in the tropics. Annual Review of Phytopathology, in press.
Etherton, B. A., A. I. Plex Sulá, R. A. Mouafo-Tchinda, R. Kakuhenzire, H. A. Kassaye, F. Asfaw, V. S. Kosmakos, R. W. McCoy, Y. Xing, J. Yao, K. Sharma, and K. A. Garrett. 2025. Translating Ethiopian potato seed networks: identifying strategic intervention points for managing bacterial wilt and other diseases. Agricultural Systems 222:104167. [open access link]
Etherton, B. A., R. A. Choudhury, R. I. Alcalá Briseño, R. A. Mouafo-Tchinda, A. I. Plex Sulá, M. Choudhury, A. Adhikari, S. L. Lei, N. Kraisitudomsook, J. Robledo Buritica, V. A. Cerbaro, K. Ogero, C. M. Cox, S. P. Walsh, J. Andrade-Piedra, B. A. Omondi, I. Navarrete, M. A. McEwan, and K. A. Garrett. 2024. Disaster plant pathology: Smart solutions for threats to global plant health from natural and human-driven disasters. Phytopathology 114:855-868. [open access link].
Buddenhagen*, C. E., Y. Xing*, J. Andrade Piedra, G. A. Forbes, P. Kromann, I. Navarrete, S. Thomas-Sharma, R. A. Choudhury, K. F. Andersen, E. Schulte-Geldermann, B. A. Etherton, A. I. Plex Sulá, and K. A. Garrett. 2022. Where to invest project efforts for greater benefit: A framework for management performance mapping with examples for potato seed health. Phytopathology. [open access link]
Nduwimana, I., S. Sylla, Y. Xing, A. Simbare, C. Niyongere , K. A. Garrett, B. A. Omondi. 2022. Banana seed exchange systems in Burundi – linking formal and informal systems. Outlook on Agriculture 51:334-348. [open access link]
Sharma, K., F. Iruegas-Bocardo, A. Abdurahman, R. I. Alcalá-Briseño, K. A. Garrett, E. M. Goss, G. Ngundo, J. Kreuze, and F. Munguti. 2022. The potato bacterial wilt pathogen exhibits high diversity and epidemic clonality of phylotype II sequevar 1 strains in Kenya. Phytopathology [link].
McEwan, M. A., C. J. M. Almekinders, J.L. Andrade-Piedra, E. Delaquis, K. A. Garrett, L. Kumar, S. Mayanja, B. A. Omondi, S. Rajendran, and G. Thiele. 2021. “Breaking through the 40% adoption ceiling: Mind the seed system gaps.” A perspective on seed systems research for development in One CGIAR. Outlook on Agriculture [open access link]
Xing*, Y., J. Hernandez Nopsa*, K. F. Andersen, J. Andrade-Piedra, F. Beed, G. Blomme, M. Carvajal Yepes, D. Coyne, W. Cuellar, G. Forbes, J. Kreuze, J. Kroschel, L. Kumar, J. Legg, M. Parker, E. Schulte-Geldermann, K. Sharma, and K. A. Garrett. 2020. Global cropland connectivity: A risk factor for invasion and saturation by emerging pathogens and pests. BioScience 70:744-758. [open access link]
Andersen, K. F., C. E. Buddenhagen, P. Rachkara, R. Gibson, S. Kalule, D. Phillips, and K. A. Garrett. 2019. Modeling epidemics in seed systems and landscapes to guide management strategies: The case of sweetpotato in Northern Uganda. Phytopathology 109:1519-1532. [open access link]
Carvajal-Yepes, M., K. Cardwell, A. Nelson, K. A. Garrett, B. Giovani, D. G. O. Saunders, S. Kamoun, J. P. Legg, V. Verdier, J. Lessel, R. A. Neher, R. Day, P. Pardey, M. L. Gullino, A. R. Records, B. Bextine, J. E. Leach, S. Staiger, J. Tohme. 2019. A global surveillance system for crop diseases. Science 364:1237-1239. [link]
Ogero, K., J. Kreuze, M. McEwan, N. Luambano, H. Bachwenkizi, K. A. Garrett, K. F. Andersen, S. Thomas-Sharma, and R. A. A. van der Vlugt. 2019. Efficiency of insect-proof net tunnels in reducing virus-related seed degeneration in sweetpotato. Plant Pathology 68:1472-1480. [open access link]
Garrett, K. A., K. F. Andersen, F. Asche, R. L. Bowden, G. A. Forbes, P. A. Kulakow, and B. Zhou. 2017. Resistance genes in global crop breeding networks. Phytopathology 107:1268-1278. [open access link] [interactive interface for exploring model behavior]
Hilker, F. M., L. J. S. Allen, V. A. Bokil, C. J. Briggs, Z. Feng, K. A. Garrett, L. J. Gross, F. M. Hamelin, M. J. Jeger, C. A. Manore, A. G. Power, M. G. Redinbaugh, M. A. Rúa and N. J. Cunniffe. 2017. Modelling virus coinfection to inform management of maize lethal necrosis in Kenya. Phytopathology 107:1095-1108. [open access link] [in the news]
Thomas-Sharma, S., A. Abdurahman, S. Ali, J. L. Andrade-Piedra, S. Bao, A. O. Charkowski, D. Crook, M. Kadian, P. Kromann, P. C. Struik, L. Torrance, K. A. Garrett, and G. A. Forbes. 2016. Seed degeneration in potato: the need for an integrated research and development strategy to mitigate the problem in developing countries. Plant Pathology 65:3-16. [link] [CGIAR press release]