1. Adam G, Duncan H (2001) Development of a sensitive and rapid method for the measurement of total microbial activity using fluorescein diacetate (FDA) in a range of soils. Soil Biol Biochem 33:943–951
2. Ash R, Truong P (2003) The use of Vetiver grass wetlands for sewerage treatment in Australia. In: Truong P, Xia HP (eds) Proceedings of 3rd international conference on Vetiver and Exhibition: Vetiver and water, Guangzhou, China, October 2003. China Agriculture Press, Beijing, pp 132–141
3. Brix H (1993) Wastewater treatment in constructed wetlands: system design, removal processes, and treatment performance. In: Moshiri GA (ed) Constructed wetlands for water quality improvement. CRC Press, Boca Raton
4. Dalu T, Clegg B, Nhiwatiwa T (2012) Aquatic macrophytes in a tropical African reservoir: diversity, communities and the impact of reservoir-level fluctuations. Trans R Soc S Afr 67:117–125
5. DeWalle FB, Chian ESK (1976) Kinetics of substrate removal in a completely mixed anaerobic filter. Biotechnol Bioeng 18(9):1275–1295