Development of the Awash valley - Phase III, Ethiopia. The social feasibility of settling semi-nomadic Afar on irrigated agriculture in the Awash valley Ethiopia - Informal technical report 23

agricultura de regadio agricultura de subsistencia agriculture de subsistance cambio social changement social colonisation rurale comportamiento social comportement social dynamique des populations estructura social estudios de factibilidad feasibility studies human population irrigated farming land ownership living standards migration niveau de vie nivel de vida nomadism nomadisme nomadismo population dynamics population humaine propiedad de la tierra rural settlement rural sociology social behaviour social change social structure sociologia rural sociologie rurale structure sociale subsistence farming