The M.Sc. Thesis submitted by Mr. Ahmed Suleiman Dahab, Soil & water -Department, entitled:   " Rationalization of water Requirements of maize, Broad bean and sorghum crops under different irrigation systems in Soils Toshka "   Under supervision of: 1. Prof. Mohamed Kamal Rushdi 2. Prof. Hussein Mohamed Ali Ragheb 3. Prof . Omar Hamid Ahmed 4. Dr. Ahmed Galal Elgharably   Approved BY: 1. Prof . Mohamed Kamal Rushdi 2. Prof : Mohsen Abdel-Moneim Gamee 3. Prof : Mohammed Mahmoud Ahmed Al-Kulaie  4. Dr: Ahmed Galal Elgharably   Would be discussed at Sunday 24/9/2017 on 11.00 o’clock, in Department Hall