Invited Speaker, Delivering Scientific talk at the Following Institutions
Prevalence of Parainfluenza Antibodies in Sheep. Veterinary Research Laboratories, Khartoum, Sudan, 1978.
A Review of the Status of Bovine Viral Diarrhoea. Virus Department of Veterinary Preventive Medicine, the Ohio State University, U.S.A.1979.
BVDV. Similarities between Cytopathic and non-Cytopathic Strains by Electron Microscopy. Conference of Research Workers in Animal Diseases Chicago, Illinois, November 1981.
Comparative Electron Microscopy between Cytopathogenic and non- Cytopathogenic Strains of Bovine Viral Diarrhoea Virus (BVDV). Department of Microbiology, College Biological Science, the Ohio State University, 1982.
Some Aspects of Veterinary Research in the Tropics. Department of Microbiology, College of Biological Science, The Ohio State University, 1982.
Kinetics of RNA Synthesis for Cytopathogenic and non- Cytopathogenic Bovine Viral Diarrhoea Virus Strains. Conference of Research Workers in Animal Diseases Chicago, Illinois, November 1982.
Scientific Research in Arab Universities Problems and Solutions. The Cultural Program Faculty of Science University of Khartoum (1998).
The Art of Studying and Answering – the Cultural Program Faculty of Science University of Khartoum (1998).
Scientific Research as it Applies to Veterinary Science. Constrains and Mechanics for Proper Application. Ministry of Animals Resources, State of Northern Kordofan, El Obied (1998).