بوالشعور, شريفة2018-10-142018-10-142018-032543-3709http://dspace.univ-msila.dz:8080//xmlui/handle/123456789/5889The aim of this study is to investigate the impact of the agricultural sector on the economic development in Algeria, The present Study relies on The Co-integration Methodology to determine the impact in Short and Long Run by applying The Error Correction Model ECM. This Study is based on Econometric approach to measure the impact of agricultural sector on the economic development in Algeria, during the period (2000 to 2012). Eviews-5 program is used to analyze the results. Using an ECM test, the results show that agricultural sector no important Impact on the Algerianeconomic development in the long term. On the other hand, the industrial sector has a Positive Impact on economic development. And this is due to the continuation of the Algerian authorities to focus on the industrial sector in general and the oil sector in particular, which led to the neglect of the agricultural sector and declining in agricultural productivity “de-agriculturization” caused by the effects of the Dutch disease.agricultural sector, Dutch disease, economic development.Article