Ms44-SPT: Unique genetic technology simplifies and improves hybrid maize seed production in sub-Saharan Africa
Hybrid maize seed production in Africa is dependent upon manual detasseling of the female parental lines, often resulting in plant damage that can lead to reduced seed yields on those detasseled lines. Additionally, incomplete detasseling can result in hybrid purity issues that can lead to productio...
| Autores principales: | , , , , , , , , , , |
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| Formato: | Journal Article |
| Lenguaje: | Inglés |
| Publicado: |
Springer
2024
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| Materias: | |
| Acceso en línea: | https://hdl.handle.net/10568/169891 |
| _version_ | 1855538640194633728 |
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| author | Collinson, Sarah Cairns, Jill E. Ndlala, Lucia Deonovic, Benjamin Ligeyo, Dickson Albertsen, Marc Chivasa, Walter Mashingaidze, Kingstone Olsen, Michael S. Tadesse, Berhanu T. Prasanna, Boddupalli M. |
| author_browse | Albertsen, Marc Cairns, Jill E. Chivasa, Walter Collinson, Sarah Deonovic, Benjamin Ligeyo, Dickson Mashingaidze, Kingstone Ndlala, Lucia Olsen, Michael S. Prasanna, Boddupalli M. Tadesse, Berhanu T. |
| author_facet | Collinson, Sarah Cairns, Jill E. Ndlala, Lucia Deonovic, Benjamin Ligeyo, Dickson Albertsen, Marc Chivasa, Walter Mashingaidze, Kingstone Olsen, Michael S. Tadesse, Berhanu T. Prasanna, Boddupalli M. |
| author_sort | Collinson, Sarah |
| collection | Repository of Agricultural Research Outputs (CGSpace) |
| description | Hybrid maize seed production in Africa is dependent upon manual detasseling of the female parental lines, often resulting in plant damage that can lead to reduced seed yields on those detasseled lines. Additionally, incomplete detasseling can result in hybrid purity issues that can lead to production fields being rejected. A unique nuclear genetic male sterility seed production technology, referred to as Ms44-SPT, was developed to avoid hybrid seed loss and to improve the purity and quality of hybrid maize production. Hybrid seed yield reduction following detasseling can be attributed to leaf loss. Our analyses showed an average 2.9 leaves are lost during the detasseling process, resulting in a seed yield reduction of 14.0%. These findings suggest that deploying the Ms44-SPT technology would avoid this seed yield loss. By simplifying hybrid production and increasing seed yields, Ms44-SPT could help drive hybrid replacement, providing smallholder farmers with better access to improved hybrids. |
| format | Journal Article |
| id | CGSpace169891 |
| institution | CGIAR Consortium |
| language | Inglés |
| publishDate | 2024 |
| publishDateRange | 2024 |
| publishDateSort | 2024 |
| publisher | Springer |
| publisherStr | Springer |
| record_format | dspace |
| spelling | CGSpace1698912025-12-08T09:54:28Z Ms44-SPT: Unique genetic technology simplifies and improves hybrid maize seed production in sub-Saharan Africa Collinson, Sarah Cairns, Jill E. Ndlala, Lucia Deonovic, Benjamin Ligeyo, Dickson Albertsen, Marc Chivasa, Walter Mashingaidze, Kingstone Olsen, Michael S. Tadesse, Berhanu T. Prasanna, Boddupalli M. detasseling male infertility hybrid proteins maize hybrid seed production Hybrid maize seed production in Africa is dependent upon manual detasseling of the female parental lines, often resulting in plant damage that can lead to reduced seed yields on those detasseled lines. Additionally, incomplete detasseling can result in hybrid purity issues that can lead to production fields being rejected. A unique nuclear genetic male sterility seed production technology, referred to as Ms44-SPT, was developed to avoid hybrid seed loss and to improve the purity and quality of hybrid maize production. Hybrid seed yield reduction following detasseling can be attributed to leaf loss. Our analyses showed an average 2.9 leaves are lost during the detasseling process, resulting in a seed yield reduction of 14.0%. These findings suggest that deploying the Ms44-SPT technology would avoid this seed yield loss. By simplifying hybrid production and increasing seed yields, Ms44-SPT could help drive hybrid replacement, providing smallholder farmers with better access to improved hybrids. 2024-12 2025-01-25T04:44:04Z 2025-01-25T04:44:04Z Journal Article https://hdl.handle.net/10568/169891 en Open Access application/pdf Springer Collinson, S., Cairns, J. E., Ndlala, L., Deonovic, B., Ligeyo, D., Albertsen, M., Chivasa, W., Mashingaidze, K., Olsen, M. S., Ertiro, B. T., & Prasanna, B. M. (2024). Ms44-SPT: unique genetic technology simplifies and improves hybrid maize seed production in sub-Saharan Africa. Scientific Reports, 14(1), 32125 . https://doi.org/10.1038/s41598-024-83931-1 |
| spellingShingle | detasseling male infertility hybrid proteins maize hybrid seed production Collinson, Sarah Cairns, Jill E. Ndlala, Lucia Deonovic, Benjamin Ligeyo, Dickson Albertsen, Marc Chivasa, Walter Mashingaidze, Kingstone Olsen, Michael S. Tadesse, Berhanu T. Prasanna, Boddupalli M. Ms44-SPT: Unique genetic technology simplifies and improves hybrid maize seed production in sub-Saharan Africa |
| title | Ms44-SPT: Unique genetic technology simplifies and improves hybrid maize seed production in sub-Saharan Africa |
| title_full | Ms44-SPT: Unique genetic technology simplifies and improves hybrid maize seed production in sub-Saharan Africa |
| title_fullStr | Ms44-SPT: Unique genetic technology simplifies and improves hybrid maize seed production in sub-Saharan Africa |
| title_full_unstemmed | Ms44-SPT: Unique genetic technology simplifies and improves hybrid maize seed production in sub-Saharan Africa |
| title_short | Ms44-SPT: Unique genetic technology simplifies and improves hybrid maize seed production in sub-Saharan Africa |
| title_sort | ms44 spt unique genetic technology simplifies and improves hybrid maize seed production in sub saharan africa |
| topic | detasseling male infertility hybrid proteins maize hybrid seed production |
| url | https://hdl.handle.net/10568/169891 |
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