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Found 138 results
Filters: Keyword is bacteriological quality  [Clear All Filters]
E. Mamo, Assessment of water quality of selected schemes and households in Shebedino Wereda, Southern Nations Nationalities and Peoples Regions, vol. no. 3. Plan Ethiopia, Addis Ababa, Ethiopia, p. vi, 29 p. : 2 pictures, 8 tab., 2007.
S. Islam, Alam, M. J., Sadique, M. A., Nair, G. B., Sack, D. A., Rahman, M. A., Kabir, M. S., Khan, S. I., Ekramullah, M., Sack, R. B., Huq, A., and Colwell, R. R., Faecal contamination of a fish culture farm where hospital wastewater grown duckweeds are used as fish feed, in Ecosan : closing the loop in wastewater management and sanitation : proceedings of the international symposium, 30-31 October 2000, Bonn, Germany, 2001, pp. P. 289-298 : 4 fig.
L. J. M., Wegelin, M., and G. C., G., La filtracion gruesa en el tratamiento de agua de fuentes superficiales, vol. no. 4/98. SKAT (Swiss Centre for Development Cooperation in Technology and Management), St. Gallen, Switzerland, p. vi, 170 p. : fig., photogr., tab., 1998.
S. John and M. M., A., A simple household method for the removal of iron from water, Aqua : journal of water supply research and technology, 1998.
D. D. Mara, da Costa, S. M. Vaz, and Bastos, R. K. X., Bacteriological aspects of wastewater irrigation, vol. no. 8. Leeds, UK: University of Leeds, Department of Civil Engineering, 1996, p. xiii, 118 p. : fig., tab.
M. Wegelin, Zimmerman, T., and Burgthaler, B., Rehabilitation of slow sand filters and new treatment plant designs in rural Cameroon, in Advances in slow sand and alternative biological filtration, 1996, pp. P. 359-369 : 7 fig., 5 tab.
M. Wegelin, Surface water treatment by roughing filters : a design, construction and operation manual, vol. no. 2/96. St. Gallen, Switzerland: SKAT (Swiss Centre for Development Cooperation in Technology and Management), 1996, p. 163 p. : fig., tab.
J. Briscoe and Vanderslice, J., Environmental interventions in developing countries : interactions and their implications, American journal of epidemiology, pp. p. 135-144: 1 fig., 8 tab., 1995.
R. Rojas, Howard, G., and Bartram, J., Groundwater quality and water supply in Lima, Peru, in Groundwater quality, 1995, pp. P. 159-167: 2 fig., 3 tab.
B. T. U. N. I. C. E. F. - Thimphu, Thimphu, B. T. E. U. -, and BT, B. -, Pre-evaluation survey of rural water supply schemes, smokeless stoves and latrines programme. UNICEF, Thimphu, Bhutan, p. 96 p.: fig., tab., 1995.
B. W. Lykins, Astle, R., Schlafer, J. L., and Shanaghan, P. E., Reducing fluoride by managed POU treatment, Journal American Water Works Association, pp. p. 57-65: 4 fig., 9 tab., photogr., 1995.
F. Riesenberg, Walters, B. B., Steele, A., and Ryder, R. A., Slow sand filters for a small water system, Journal American Water Works Association, pp. p. 48-56: 3 fig., 5 tab., photogr., 1995.
C. W. Wang, Use of RAISON for rural drinking water sources management, in GIS for health and the environment : proceedings of an international workshop held in Colombo, Sri Lanka, 5-10 September 1994, 1995, pp. P. 127-132 : 1 tab.


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