1. Vegetable Sciences, Horticulture Department, Faculty of Agriculture (Assiut branch), Al-Azhar University, Assiut, Egypt
2. Department of Soils and Water, Faculty of Agriculture, Al-Azhar University, Assiut, Egypt
3. Department of Horticulture, College of Agriculture, University of Al-Azhar (Assiut Branch), Assiut, Egypt