References
- Scott , C. A. , Faruqui , N. I. and Raschid-Sally , L. 2004 . “ Wastewater use in irrigated agriculture: management challenges in developing countries ” . In Wastewater use in irrigated agriculture: confronting the livelihood and environmental realities , Edited by: Scott , C. A. , Faruqui , N. I. and Raschid-Sally , L. 1 – 10 . Oxfordshire, , United Kingdom : CABI Publishing .
- Drechsel , P. S. , Graefe , M. and Sonou , O. O. 2006 . Informal irrigation in urban West Africa: An Overview www.iwmi.cgiar.org/pubs/pub102/RR102.pdf Research Report 102. IWMI, Colombo (Accessed 20th October 2007)
- Drechsel , P. , Blumenthal , U. J. and Keraita , B. 2002 . Balancing health and livelihoods: Adjusting wastewater irrigation guidelines for resource-poor countries . Urban Agriculture Mag. , 8 : 7 – 9 .
- WHO . 2006 . Guidelines of the safe use of wastewater, excreta and grey water; Vol 2: Wastewater use in agriculture , Geneva, , Switzerland : World Health Organization .
- Stevik , T. K. , Aa , K. , Ausland , G. and Hanssen , J. F. 2004 . Retention and removal of pathogenic bacteria in wastewater percolating through porous media . Water Res. , 38 : 1355 – 1367 .
- Muhammad , N. , Ellis , K. and Smith , M. D. 1996 . “ Optimization of slow sand filtration ” . In Reaching the Unreached: Challenges for the 21st Century 283 – 285 . Proceedings of the 22nd WEDC Conference, 9–13 September, New Delhi, India
- Tchobanoglous , G. and Burton , F. L. 1995 . “ Small Wastewater Treatment Systems ” . In Wastewater engineering: Treatment, Disposal and Reuse, , 3rd Edition , 1017 – 1102 . New Delhi, , India : Metcalf and Eddy Inc., Tata McGraw-Hill .
- Collins , R. M. 1998 . “ Assessing slow sand filtration and proven modifications ” . In Small Systems Water Treatment Technologies: State of the Art Workshop , Marlborough, Massachusetts : NEWWA Joint Regional Operations Conference and Exbition .
- Morel , A. and Deiner , S . 2006 . Greywater management in low and medium income countries; A review of different treatment systems for households or neighborhoods , Dubendorf, , Switzerland : EAWAG .
- WHO . 2002 . Managing water at home: Accelerated health gains from improved water supply Geneva, , Switzerland WHO—Water Sanitation and Health Report WHO/SDE/WSH/02.07
- Allen , T. 1981 . Particle Size Measurement , Chapman and Hall .
- UNEP-WHO . 1996 . Water quality monitoring; a practical guide to the design and implementation of fresh water quality studies and monitoring programs , London : Chapman and Hall .
- APHA–AWWA–WEF . 1998 . “ Microbiological Examination ” . In Standard Methods for the Examination of water and wastewater, , 20th Edition Edited by: Clesceri , S. L. , Greenberg , A. E. and Eaton , D. A. Washington, DC Part 10000
- Schwartzbrod , J. 2001 . A collection of methods of analysis of helminth eggs and cysts in wastewater, sludge, soils and crops , France : University of Nancy .
- WHO . 1994 . Bench Aids for diagnosis of intestinal parasites , 20 Geneva, , Switzerland : World Health Organization .
- Letterman , R. D. 1991 . Filtration Strategies to Meet the Surface Water Treatment Rule , Denver, CO : American Water Works Association .
- Huisman , L. and Wood , W. E. 1974 . Slow Sand Filtration , Geneva, , Switzerland : WHO . WHO Report
- Logan , A. J. , Stevik , T. K. , Siegrist , R. L. and R⊘nn , R. N. 2001 . Transport and fate of Cryptosporidium parvum oocysts in intermittent sand filters . Water Res. , 35 ( 18 ) : 4359 – 4369 .
- Bellamy , W. D. , Hendricks , D. W. and Longsdon , G. S. 1985 . Slow Sand Filtration: Influences of Selected Process Variables . American Water Works Association , 77 ( 12 ) : 62 – 66 .