1. Medicinal and Aromatic Plants Research Department, National Research Centre, Giza, Egypt
2. PSIPW Chair, Prince Sultan Institute for Environmental, Water and Desert Research, King Saud University, Riyadh, Saudi Arabia
3. Faculty of Agriculture, Dalhousie University, Truro, Canada
4. Department of Botany (Plant Physiology Section), Faculty of Agriculture, Cairo University, Giza, Egypt
5. Federal Research Center for Cultivated Plants, Julius Kühn-Institute, Braunschweig, Germany