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Copyright (c)
Mortada Mohammed Abbakar Yagoub
Ministry of Agriculture Riyadh King Abdul Aziz Road P.O Box 11195 Saudi Arabia
Saudi Arabia
Microbiology (Bactetiology and Immunology)Â
K.M. Suleiman
Department of Microbiology, Faculty of Veterinary Medicine, University of Khartoum, P.O. Box 32 Khartoum North
Sudan