1. Institut des Sciences de la Terre d'Orléans (ISTO); Université d'Orléans; CNRS/INSU, BRGM; 1A Rue de la Férollerie Orléans 45071 France
2. Department of Soil Science; Faculty of Agronomy; University of Damascus; PO Box 30621 Damascus Syria
3. Department of Soil & Land Reclamation; Faculty of Agriculture; Aleppo University; Aleppo Syria