| Reference | Position in University of Khartoum | Phone/E.mail |
| Prof. Muhayad Ali Bannaga | Dept. of agric. Extension & Rural Dev. | +249912149749 |
| Prof. Faisal Elgasim Ahmed | Dept. of Agronomy | +249912988847 |
| Prof.MubarakA.Rahman | Institute of Desertification Studies | +249912647250 |
| Dr. Salah Mohammed Elawad | Dept. of Aric. Economics | +249901966221 |
