Djelfa region, and particularly Ain El Bel, the potential water has not able to satisfy human needs, and agriculture, and industry. This article is a contribution to hydrodynamic modeling of the Barremian aquifer of Ain El Bel syncline, with "Modflow" software wich provides a deterministic two...
Monitoring the state of soil degradation in arid areas in Algeria-case of the wilaya of djelfa-by studting the multi-temporal dynamics of spectral indices.Sadi SaidaFateh AmgharBachari Nour El Islem