The Ph.D. Thesis submitted by Mr. Hassan Ahmed Mohamed Ali, Horticulture (Pomology). Department, entitled: "Evaluation of some grapevine rootstocks to salinity and drought tolerance under El-Maghara conditions,Sinai " Under supervision of: 1.    Prof. Abd-Elfatah Mostafa Elsalhi 2.    Dr. Rokia Besher Ahmed 2.    Dr. Raaft Ahmed Ali Would be discussed at Monday 10/6/2013 on 10.00 o’clock in Department Hall