Nepal - Irrigation development of the Terai plain - Geological report on the sun Kosi to amtai tunnel alignment - Jan 1967.

construction materials drainage systems earthquakes eau souterraine geologia geologie geology geomorfologia geomorphologie geomorphology gestion des eaux gestion des ressources groundwater hydraulic engineering irrigation irrigation souterraine procedimiento de la encuesta red de drenaje resource management ressource en eau riego riego subterraneo subsurface irrigation surveying terremotos tremblement de terre water management water resources