Area (5) Area (5) aquifère (4) eaux souterraines (4) Groundwater (4) spectacle (3) région (3) Quality (3) jatte (3) puits (2) papier (2) irrigation (2) ordre (2) index (2) Case (2) Origin (2) Water chemistry (2) Water (2) Trace elements (2) Rain and rainfall (2) Paper (2) Order (2) Migration, Internal (2) Irrigation (2) Grammar, Comparative and general--Case (2) Gifts (2) Example (2) Character (2) Case (2) Aquifers (2)