1. Department of Soils Water and Agricultural Engineering, Sultan Qaboos University, Muscat, Oman;
2. Department of Chemical Engineering, Universiti Teknologi PETRONAS, Seri Iskandar, Malaysia;
3. Chemical Engineering Department Faculty of Engineering, University of Malaya, Kuala Lumpur, Malaysia;
4. Department of Food Science and Nutrition, Sultan Qaboos University, Muscat, Oman