sels (1) élimination (1) phosphore (1) papier (1) azote (1) lixiviat de décharge (1) décharge (1) ammonium (1) ammoniac (1) delta (1) ville (1) substance chimique (1) Brésil (1) Treatment (1) Salt (1) Phosphorus (1) Paper (1) Nitrogen (1) Magnesium (1) Leachate (1) Ions (1) Gifts (1) Ammonium (1) Ammonia (1) Addition (1) delta (1)