Juli Hendrita Master's Graduate School of Enviromental Sciences, Andalas University
Limau Manis Street, Kec. Pauh, Padang City, West Sumatra 25175 Indonesia
Helmi Helmi Master's Graduate School of Enviromental Sciences, Andalas University
Limau Manis Street, Kec. Pauh, Padang City, West Sumatra 25175
Wilson Novarino Master's Graduate School of Enviromental Sciences, Andalas University
Limau Manis Street, Kec. Pauh, Padang City, West Sumatra 25175