Iran: integrated planning of irrigated agriculture in the Varamin and Garmsar plains, Part 2, the development plan for the Varamin region

agricultural development agricultural sector aliment pour animaux animal production commercialisation costos costs credit credito crops cultivos economic development economic situation farm area farm helper services farm income farm size feeds ganado inversiones investissement investment irrigation irrigation methods livestock marketing mercadeo piensos plant production plante de culture production production animale recursos del suelo rendement rendimiento ressource en eau ressource en sol riego secteur agricole sector agrario soil resources tenencia tenure value added water resources yields