1. Department of Soil and Water, The Higher Institute of Agricultural Techniques, Al-Marj, Libya
2. Department of Environmental Science and Engineering, Academy of Postgraduate, Benghazi, Libya
3. Department of Botany, Faculty of Arts and Science, Benghazi University, Al-Abyar Branch, Al-Abyar, Libya
4. Department of Botany, Faculty of Science, Benghazi University, Benghazi, Libya