Studies on Tolyposporium ehrenbergii the cause of sorghum long smut in Upper Egypt. Research Authors Botros, S. E., T. M. Abdel- Rahman and M. H. A. Hassan. 1999. Research Department Department of Plant Pathology Research Journal Assiut Journal of Agric. Sci., 30: 97-107. Research Member Mohamed Hassan Abdel-Rehim Hassan Research Rank 2 Research Year 1999
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