Address: Faculty of Agricultural Engineering, Al-Azhar University, Al-Mokhaym Al-

Daem Street, Al Hay as Sades, Nasr City, Cairo, Egypt.

Postal Code: 11241
E-mail: werby.rafat@yahoo.com
mostafa.fayed@azhar.edu.eg
hassan2712@azhar.edu.eg
Mobile:
01002753820 – 01008076888 - 01095169911
Phone & Fax: 02-2401174