Institution: | a Georesources Laboratory, Water Research and Technology Centre, Borj Cedria Ecopark, PO Box 273 Soliman 8020, Tunisia;b Water Sciences and Technique Laboratory, National Agronomic Institute of Tunisia. 43 Avenue Charles Nicolle, Mahrajène, 1082 Tunis, Tunisia;c Tunisian Company of Petroleum Activities (ETAP), 27 bis Avenue Khereddine Pacha, BP 83-1073 Monplaisir, Tunisia;d IRD, UMR G-EAU, BP 5095, 34196 Montpellier Cedex 5, France |