1. Date Palm Research Centre of Excellence; King Faisal University; Al-Ahsa Saudi Arabia
2. Department of Food and Nutrition Sciences; King Faisal University; Al-Ahsa Saudi Arabia
3. College of Technology and Development; Zagazig University; Zagazig Egypt
4. Alhasa Irrigation and Drainage Authority; Ministry of Agriculture; Al-Ahsa Saudi Arabia
5. Soil and Water Department, Faculty of Agriculture; Al-Azhar University; Cairo Egypt