Adjim, HDjedid, AChettih, M2013-03-112013-03-112012https://dspace.univ-tlemcen.dz/handle/112/1549the catchement of tafna ( north-western of algria ) has seen its pluviometry seriously dropped these last years becouse of a drought wich settled in the areafrcatchement of tafnapluviometryrupturedroughtVariabilité climatique et séchresse: cas du bassin versant de la tafna (nord ouest de l'algérie)Other