Return to Article Details Pemanfaatan Eceng Gondok Terhadap Penurunan Kadar Merkuri (Hg) Limbah Cair Pada Pertambangan Emas Tanpa Izin (PETI) The Use of Eichornia Crassipes to Reduce Mercury (Hg) Levels on Liquid Waste in Illegal Gold Mines Download Download PDF