Département du Nord (3) Price-earnings ratio (3) Water (3) Pension trusts (3) North (The word) (3) Soils (3) Land tenure (3) Erosion (3) Erosión (3) Suelos (3) Érosion (3) Eau (3) Ratio cours-bénéfice (3) Épargne-retraite (3) Nord (point cardinal) (3) Terres (3) Érosion (3) Sols (3) Eau (3) érosion (3) eau (3) Ethiopie (3) Development (2) Preservation (2) Conservation (2) Area (2) Worms (2) Wall hangings (2) Production (Economic theory) (2) Peasants (2)