–          Dietary fat for poultry, October 1983, Department of Animal and Poultry Science, University of Saskatchewan, Canada.

–          Leg abnormalities in poultry, March 1984, Department of Animal and Poultry Science, University of Saskatchewan, Canada.

–          Zinc in Animal Nutrition, Feb. 1985, Department of Animal and Poultry Science, University of Saskatchewan, Canada.

–          Mycotoxins in poultry feeds, April, 1986, Department of Animal and Poultry Science, University of Saskatchewan, Canada.

–          Response of White Leghorn hens to dietary sunflower meal, 34^th Scientific Week, Nov. 1994, Damascus, Syria.

–          Self evaluation to assure quality and excellence in academic status in University of Khartoum, Faculty of Animal Production April 2008.