[evaluation of bacterial and polluting loads of effluent from activated sludge wastewater treatment plants in yaounde, cameroon]. | activated sludge wastewater treatment plants in yaounde are plagued by failures in their operation. a microbiological and physico-chemical study was carried out on wastewater effluent of an hospital, university campus, and two residential areas made up of more than 2,000 apartments connected to two collective sewase systems. wastewater sampling was performed in the form of daily cycles during which composite samples were made every two hours with samples collected every half hour. variables meas ... | 2001 | 11440881 |