Zakaria Fouad Fawzy Hassan <br/><br/>
Effect of sowing dates and foliar spray with phosphorus and potassium on growth and yield of cowpea /  
 تأثير مواعيد الزراعة و الرش بالفوسفور و البوتاسيوم على النمو و المحصول فى اللوبيا 
Zakaria Fouad Fawzy Hassan ; Supervised Mohamed A. Badawi , Said A. Shehata , Awatef G. Behairy 
 - Cairo :   Zakaria Fouad Fawzy Hassan ,   1998 
 - 111 Leaves :   charts ;   30cm 
<br/><br/>Thesis (M.Sc.) - Cairo University - Faculty of Agriculture - Department of Vegetable