Subjects
Congresses, Congrès, Eaux souterraines, Gestion des ressources en eau, Groundwater, Hydrologie, Hydrology, Soil erosion, Sols, Water resources, Water resources development, Waterbronnen, ÉrosionPlaces
AfricaID Numbers
- OLID: OL3669882A
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April 30, 2008 | Created by an anonymous user | initial import |