Soils
        
        
          55
        
        
          
            Conserving soils for sustainable agriculture
          
        
        
          Wad Madani irrigated fields. The capital of Al Jazirah state in eastern central
        
        
          Sudan lies on the west bank of the Blue Nile. It is the centre of a cotton-
        
        
          growing region and of local trade in wheat, peanuts, barley, and livestock. The
        
        
          headquarters of the Agricultural Research Corporation are located here. This
        
        
          national institution is in charge of research in irrigated agriculture and high-
        
        
          yielding cereal varieties. It also aims at managing and conserving the country’s
        
        
          soil and water resources for sustainable and productive agriculture. Image
        
        
          acquired by SPOT satellite in 2006.
        
        
          © Cnes – Distribution Astrium Services /Spot Image