Mitigation of aflatoxin contamination of maize, groundnut, and sorghum by commercial biocontrol products in farmers’ fields across Burkina Faso, Mali, Niger, and Togo
Background Aflatoxin contamination by Aspergillus section Flavi fungi poses a significant threat to food security and public health in sub-Saharan Africa (SSA). Maize, groundnut, and sorghum are staple crops frequently contaminated with aflatoxins, sometimes at dangerous levels. Despite its detrimen...
| Autores principales: | , , , , , , , , , , , , , , , , , |
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| Formato: | Journal Article |
| Lenguaje: | Inglés |
| Publicado: |
CAB International
2024
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| Materias: | |
| Acceso en línea: | https://hdl.handle.net/10568/168895 |
| _version_ | 1855543106735177728 |
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| author | Bonkoungou, S. Dagno, K. Basso, A. Ekanao, T. Atehnkeng, J. Agbetiameh, D. Neya, A. Toure, M. Tiendrebeogo, A. Konate, M. Outani, B. Konlambigue, M. Callicott, K. Cotty, P. Dieng, I. Falade, T.D.O. Bandyopadhyay, R. Ortega-Beltran, A. |
| author_browse | Agbetiameh, D. Atehnkeng, J. Bandyopadhyay, R. Basso, A. Bonkoungou, S. Callicott, K. Cotty, P. Dagno, K. Dieng, I. Ekanao, T. Falade, T.D.O. Konate, M. Konlambigue, M. Neya, A. Ortega-Beltran, A. Outani, B. Tiendrebeogo, A. Toure, M. |
| author_facet | Bonkoungou, S. Dagno, K. Basso, A. Ekanao, T. Atehnkeng, J. Agbetiameh, D. Neya, A. Toure, M. Tiendrebeogo, A. Konate, M. Outani, B. Konlambigue, M. Callicott, K. Cotty, P. Dieng, I. Falade, T.D.O. Bandyopadhyay, R. Ortega-Beltran, A. |
| author_sort | Bonkoungou, S. |
| collection | Repository of Agricultural Research Outputs (CGSpace) |
| description | Background
Aflatoxin contamination by Aspergillus section Flavi fungi poses a significant threat to food security and public health in sub-Saharan Africa (SSA). Maize, groundnut, and sorghum are staple crops frequently contaminated with aflatoxins, sometimes at dangerous levels. Despite its detrimental effects, many farmers in SSA lack access to effective tools for mitigating aflatoxin contamination. Biocontrol based on atoxigenic isolates of A. flavus is an effective tool to limit aflatoxin contamination.
Methods
The development, testing, registration, and commercial use of the aflatoxin biocontrol product Aflasafe BF01 for use in Burkina Faso is described. In addition, the deployment of the biocontrol technology across Mali, Niger, and Togo is documented, and for the first time, the use of aflatoxin biocontrol in sorghum is reported.
Results
In all four countries, treated crops had significantly (P < 0.05) less aflatoxins than crops from untreated fields. Most treated crops met the stringent tolerance threshold for human consumption, 4 ppb total aflatoxin. Using native atoxigenic isolates of A. flavus and employing a multi-disciplinary approach, aflatoxin biocontrol products have demonstrated significant success in reducing aflatoxin levels in treated crops compared to untreated ones.
Conclusions
This multi-year, multi-funded source study underscores the effectiveness of biocontrol strategies in mitigating aflatoxin contamination at scale, offering a regional approach for sustainable management in West Africa and potentially unlocking significant health and economic benefits for the region. |
| format | Journal Article |
| id | CGSpace168895 |
| institution | CGIAR Consortium |
| language | Inglés |
| publishDate | 2024 |
| publishDateRange | 2024 |
| publishDateSort | 2024 |
| publisher | CAB International |
| publisherStr | CAB International |
| record_format | dspace |
| spelling | CGSpace1688952025-12-08T10:29:22Z Mitigation of aflatoxin contamination of maize, groundnut, and sorghum by commercial biocontrol products in farmers’ fields across Burkina Faso, Mali, Niger, and Togo Bonkoungou, S. Dagno, K. Basso, A. Ekanao, T. Atehnkeng, J. Agbetiameh, D. Neya, A. Toure, M. Tiendrebeogo, A. Konate, M. Outani, B. Konlambigue, M. Callicott, K. Cotty, P. Dieng, I. Falade, T.D.O. Bandyopadhyay, R. Ortega-Beltran, A. aflatoxins biological control west africa smallholder farmers grain legumes Background Aflatoxin contamination by Aspergillus section Flavi fungi poses a significant threat to food security and public health in sub-Saharan Africa (SSA). Maize, groundnut, and sorghum are staple crops frequently contaminated with aflatoxins, sometimes at dangerous levels. Despite its detrimental effects, many farmers in SSA lack access to effective tools for mitigating aflatoxin contamination. Biocontrol based on atoxigenic isolates of A. flavus is an effective tool to limit aflatoxin contamination. Methods The development, testing, registration, and commercial use of the aflatoxin biocontrol product Aflasafe BF01 for use in Burkina Faso is described. In addition, the deployment of the biocontrol technology across Mali, Niger, and Togo is documented, and for the first time, the use of aflatoxin biocontrol in sorghum is reported. Results In all four countries, treated crops had significantly (P < 0.05) less aflatoxins than crops from untreated fields. Most treated crops met the stringent tolerance threshold for human consumption, 4 ppb total aflatoxin. Using native atoxigenic isolates of A. flavus and employing a multi-disciplinary approach, aflatoxin biocontrol products have demonstrated significant success in reducing aflatoxin levels in treated crops compared to untreated ones. Conclusions This multi-year, multi-funded source study underscores the effectiveness of biocontrol strategies in mitigating aflatoxin contamination at scale, offering a regional approach for sustainable management in West Africa and potentially unlocking significant health and economic benefits for the region. 2024 2025-01-13T10:40:44Z 2025-01-13T10:40:44Z Journal Article https://hdl.handle.net/10568/168895 en Open Access application/pdf CAB International Bonkoungou, S., Dagno, K., Basso, A., Ekanao, T., Atehnkeng, J., Agbetiameh, D., ... & Ortega-Beltran, A. (2024). Mitigation of aflatoxin contamination of maize, groundnut, and sorghum by commercial biocontrol products in farmers’ fields across Burkina Faso, Mali, Niger, and Togo. CABI Agriculture and Bioscience, 5(1): 106, 1-21. |
| spellingShingle | aflatoxins biological control west africa smallholder farmers grain legumes Bonkoungou, S. Dagno, K. Basso, A. Ekanao, T. Atehnkeng, J. Agbetiameh, D. Neya, A. Toure, M. Tiendrebeogo, A. Konate, M. Outani, B. Konlambigue, M. Callicott, K. Cotty, P. Dieng, I. Falade, T.D.O. Bandyopadhyay, R. Ortega-Beltran, A. Mitigation of aflatoxin contamination of maize, groundnut, and sorghum by commercial biocontrol products in farmers’ fields across Burkina Faso, Mali, Niger, and Togo |
| title | Mitigation of aflatoxin contamination of maize, groundnut, and sorghum by commercial biocontrol products in farmers’ fields across Burkina Faso, Mali, Niger, and Togo |
| title_full | Mitigation of aflatoxin contamination of maize, groundnut, and sorghum by commercial biocontrol products in farmers’ fields across Burkina Faso, Mali, Niger, and Togo |
| title_fullStr | Mitigation of aflatoxin contamination of maize, groundnut, and sorghum by commercial biocontrol products in farmers’ fields across Burkina Faso, Mali, Niger, and Togo |
| title_full_unstemmed | Mitigation of aflatoxin contamination of maize, groundnut, and sorghum by commercial biocontrol products in farmers’ fields across Burkina Faso, Mali, Niger, and Togo |
| title_short | Mitigation of aflatoxin contamination of maize, groundnut, and sorghum by commercial biocontrol products in farmers’ fields across Burkina Faso, Mali, Niger, and Togo |
| title_sort | mitigation of aflatoxin contamination of maize groundnut and sorghum by commercial biocontrol products in farmers fields across burkina faso mali niger and togo |
| topic | aflatoxins biological control west africa smallholder farmers grain legumes |
| url | https://hdl.handle.net/10568/168895 |
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