TY - BOOK ED - Rufiji Basin Development Authority TI - Sub-surface drainage of the lower Rufiji basin, Rufiji district, Coast region AV - IRA TC970.R8 PY - 1981/// CY - Dar es Salaam PB - RUBADA KW - Drainage KW - Rufiji basin KW - Irrigation farming KW - Hydrogeology KW - Hydrogeological surveys KW - Rufiji valley ER -