1. Agriculture and Agri-Food Canada, Guelph Food Research Centre, 93 Stone Road West, Guelph, ON, Canada, N1G 5C9.
2. Corresponding author. Phone: (519) 780-8031. Fax: (519): 829-2600. E-mail address: abdelaale@agr.gc.ca
3. University of Alexandria, Faculty of Agriculture, Department of Food Science, and Technology, El-Shatby 21545, Alexandria, Egypt.