Etude de périmètre d'irrigation Lahzima commune de L'outaya (w. Biskra) à partir du barrage de fontaines des gazelles superficie de 288 ha

Abstract

Through this work,we made a general studyabout both soil and climate properties inthe areaof EL Outaya city of Biskra; where we carry out our project.This study aims at revealing the importance of irrigation in developing and increasingagricultureinthearidzoneswhereprecipitationisinsufficient andirregularwhichimpliestheintroductionofnewtechniquesofirrigationsuch asdropby drop tocontrolthequantity ofwaterusedinirrigationand also tolimittherateofloss byevaporationaswellaspercolation.Intheend,weadvisefarmerstousethisnew method of irrigationin order to achieve a maximumexploitation of agriculturalareaswith thesamequantityofwaterused in traditionalways of irrigation (theline, streaming…)