The Ph.D. Thesis submitted by Mr. Reda Mahfouz Saba Hussein , Plant Protection Department, entitled:   "Laboratory and field evaluation of some safe alternative insecticides against mosquitoes and associated insets in Assiut area"   Under supervision of: 1.    Prof. Taha Yousef Helal 2.    Prof. Ahmed Ibrahem Farghl 3.    Prof. Shaban Mohamed Abd-Elaal   Would be discussed at wednesday 2/1/2013 on 10.00 o’clock in Department Hall