Modelling soil salinity in Oued El Abid watershed, Morocco El Mouatassime Sabri, Ahmed Boukdir, Ismail Karaoui, Abdelkrim Arioua, Rachid Messlouhi and Abdelkhalek El Amrani Idrissi E3S Web Conf., 37 (2018) 04002 Published online: 25 May 2018 DOI: 10.1051/e3sconf/20183704002