The M.Sc. Thesis submitted by Mr. Mohamed Elsadek Abd-Elhalem, Plant Pathology Department, entitled: "Studies on Tomato bacterial wilt disease caused by Ralstonia Solanacearum " Under supervision of: 1.    Prof. Farag Ahmed Saeyd 2.    Prof. Qenawi Mohamed Hassan 3.    Dr. Kamal Ahmed Mohamed Abo-Elyoser   Would be discussed at Monday 13/5/2013 on 11.00 o’clock, in International Conference hall.