An introduction to the Khettara in Morocco : two contrasting cases Water and sustainability in arid regions : bridging the gap between physical and social sciences El Faiz, M. /Ruf, Thierry AMENAGEMENT HYDRAULIQUE IRRIGATION PUITS INVENTAIRE MILIEU RURAL ALIMENTATION EN EAU TUNNEL KHETTARA GESTION DE L'EAU Springer Schneier-Madanes, G. (ed.) Courel, M.F. (ed.) 2010 text https://www.documentation.ird.fr/hor/fdi:010051837 fdi:010051837 El Faiz M., Ruf Thierry. An introduction to the Khettara in Morocco : two contrasting cases. In : Schneier-Madanes G. (ed.), Courel M.F. (ed.), . Water and sustainability in arid regions : bridging the gap between physical and social sciences Springer, 2010, 151-163 EN MAROC ZONE ARIDE