1- Poultry Viral Vaccines in Africa. FAO workshop, Central Veterinary Research Laboratories, Soba. 1-5 September, 1989.
2- The 8th Arab Veterinary Conference, March 24-28, 1998. Friendship Hall, Khartoum, Sudan
3- The Third Annual Meeting for Animal production Under Arid Conditions. May 2-3, 1998 Intercontinental Hotel, Al Ain, United Arab Emirates.
4- The 4th Scientific Conference, National Centre for Research. April 8-10, 1999. Friendship Hall, Khartoum, Sudan.
5- The International Workshop on: The Young Camel, Future of Camel Stock. 24-26 October 1999, Paais des Congres, Ouarzazate, Morocco.
6-The Second Coordination Meeting of the FAO/IAEA Co-ordinated Research Programme on Assessment of the effectiveness of vaccination strategies against Newcastle Disease and Gumboro Disease using immunoassay-based technologies for increasing farmyard poultry production in Africa. 4-8 September, 2000, Morogoro, Tanzania.
7- The 9th Arab Veterinary Conference, 14-16 November, 2000, Baghdad, Iraq.
8-The 10th International Conference of the Association of International Tropical Veterinary Medical Institutes, August, 20-23, 2001, Copenhagen, Denmark.
9-FAO/IAEA International Symposium on Application of Gene-based Technologies for Improving Animal Production and Health in Developing Countries, 6-10 October, 2003, Vienna, Austria.
10-The Final Research Co-ordination Meeting on the FAO/IAEA Co-ordination Research Programme on the Assessment of the effectiveness of vaccination strategies against Newcastle Disease and Gumboro Disease using immunoassay-based technologies for increasing farmyard poultry production in Africa, 24-28 May, 2004, IAEA, Vienna.
11-The 11th International Conference of the Association of Institutions of Tropical Veterinary Medicine, August, 23-27, 2004, Sunway Lagoon Resort Hotel, PJ, Malaysia.
12- The International Conference on Emerging Infectious Diseaases. Faculty of Medicine, United Arab Emirate University, Al Ain, UAE, 26th March- April 1, 2005.
13-First Conference of the International Society of Camelids Research and Development (ISOCARD), Al –Ain Rotana Hotel, Al Ain, United Arab Emirates, April 15 -17, 2006.
14- The International Conference on Camels, Al Gassem University for Agriculture and Veterinary Medicine, Al Gassem, Saudi Arabia, May 10-12, 2006.
15- The 12th International Conference of the Association of Institutions of Tropical Veterinary Medicine, Montpellier, France 20-22 August 2007
Invited talks:
1-Characterization of Newcastle disease viruses isolated in the Sudan. Seminar:
Central Veterinary Research Laboratories, Soba, August 21,1990.
2-Control of Newcastle disease. Seminar: Department of Veterinary Extension, Ministry of Animal Resources, Khartoum, July 12, 1997.
3-Camel diseases in the Sudan. Seminar: Faculty of Veterinary Science, University of Nyala, June 8, 2000.
4-Camel breeds and uses in the Sudan. Seminar: Faculty of Veterinary Science, University of Nyala, June 8, 2000.
5-Molecular diagnosis of avian viral diseases. Seminar; Department of Poultry Production, Animal resources Research Corp. Kuku, September 11, 2002.
6-Molecular Cloning. Seminar: Faculty of Life Science, El Nilain University, Khartoum, May 4, 2003.
7- Classification of the family Coronaviridae. Symposium, Medical Laboratory Training & Services Centre, Graduate College, Juba University, September 9, 2003
8-Recent Advances on Diagnosis of FMD. Lecture: Workshop on Diagnosis and Control of FMD. Department of Infectious Diseases, Ministry of Animal Resources, March 4, 2004.
9-Molecular Characterization of Camel Parapox Virus. Seminar: Central Veterinary Research Laboratories, Soba, August 13, 2004.
10-Molecular Characterization of Viruses. Seminar; Faculty of Veterinary Medicine and Animal production, Sudan University of Sciences, Kuku, November 9, 2004.
11- Preliminary investigation on a new camel disease in the Sudan. Seminar. Central Veterinary Research Laboratories, Soba, December 27, 2004.
