| 1 (1981) | Moroccan Foundation for Advanced Science, Innovation and Research * | MAR | |
| 2 (5703) | International Livestock Research Institute Kenya | KEN | |
| 3 (6917) | International Institute of Tropical Agriculture Nigeria | NGA | |
| 4 (7328) | International Center for Agricultural Research in the Dry Areas, Morocco | MAR | |
| 5 (7826) | World Agroforestry Centre Kenya | KEN | |
| 6 (8083) | Academy of Scientific Research and Technology * | EGY | |
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