450,000. 675,000. All regions except Cascades. 6,750,000. 1,998,000. 81,900,000. 163,800,000. 245,700,000. 31. Stone barriers + zai + assisted natural regeneration. Ha cumul. 50,000. 100,000. 150,000. Nord; Centre- Nord; Sahel; north of Boucle du Mouhoun; north of Est. 1,500,000. 444,000. 40,250,000. 80,500,000. 120,750,000. 39.