Ahmed Hossny Mahmoud Salem <br/><br/>
Effect of supplementing diets with zinc oxide and aluminium sulphate on productive performance of laying hens /  
 تأثير اضافة اكسيد الزنك وكبريتات الالومنيوم الى علائق الدجاج البياض على الاداء الانتاجى 
Ahmed Hossny Mahmoud Salem ; Supervised Galal Amin Arram , Mokhtar Sayed Radwan , Mohamed Saad Bahnas 
 - Cairo :   Ahmed Hossny Mahmoud Salem ,   2003 
 - 100P :   charts ;   30cm 
<br/><br/>Thesis (M.Sc.) - Cairo University - Faculty Of Agriculture - Department Of Animal Production 
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<br/><br/><label>Subjects--Index Terms: </label>Egg Production Egg quality and economic efficiency Force molting Layers