The Ph.D. Thesis submitted by Mr. Hamdi Ahmad Hassan Mahmoud , Animal, poultry production. Department, entitled: "Some managerial manipulations improving egg and meat Production in chickens " Under supervision of: 1. Prof. Hatm Yousef Alhamadi 2. Prof. Hosam Hussein mohamed 2. Dr. Mohamed Alsagher Hassan Would be discussed at Monday 10/9/2011 on 2.00 o’clock in Department Hall