Institution: | (1) Department of Agricultural Microbiology (Virology Lab.), Faculty of Agriculture, Ain Shams University, P.O. Box 68, Hadayek Shubra, 11241 Cairo, Egypt;(2) Department of Agricultural Microbiology, Faculty of Agriculture, Sohag University, Sohag, 82786, Egypt;(3) Department of Genetics, Faculty of Agriculture, Sohag University, Sohag, 82786, Egypt |