ANALISIS KUALITAS AIR MINUM ISI ULANG DI DESA TIMBANGAN KECAMATAN INDRALAYA UTARA KABUPATEN OGAN ILIR Quality analysis of refill drinking water at Timbangan village North Indralaya Subdistrict Ogan Ilir regency - Parwiyanti, Parwiyanti (Fakultas Pertanian Unsri, 2010)