Biblio

B. J. Lloyd, Graham, M. J. D., Clarke, B. A., and Jones, C. J., “Effect of reduced depth, fabric-protected slow sand filters on treated water quality”, in Advances in slow sand and alternative biological filtration, 1996, pp. P. 233-243 : 7 fig., 6 tab.

B. J. Lloyd, Clarke, B. A., Jones, C. J., and Evans, H. L., “Water treatment by multistage filtration utilising gravel prefilters and fabric enhanced slow sand filters”, in Advances in slow sand and alternative biological filtration, 1996, pp. P. 313-326 : 12 fig., 2 tab.

B. J. Lloyd, Graham, M. J. D., and Barrott, L. P., “Further evaluation of an on-site chlorine generator (Moggod) for small-community water disinfection in developing countries”, Aqua : journal of water supply research and technology, 1994.

B. J. Lloyd, Visscher, J. T., and G. C., G., “Overcoming water quality limitations with the multi-barrier concept : a case study from Colombia”, in Slow sand filtration : an international compilation of recent scientific and operational developments, 1994, pp. P. 47-60: fig., 3 tab.

B. J. Lloyd, Visscher, J. T., and G. C., G., “Multi-stage surface water treatment for community water supply in Colombia”, Waterlines, an international journal of water, sanitation and waste, pp. p. 26-29 : 3 fig., 3 tab., photogr., 1992.

B. J. Lloyd and Helmer, R., Surveillance of drinking water quality in rural areas. Harlow, UK: Longman Publishers, 1991, p. xvi, 171 p.: fig., tab., photogr.

B. J. Lloyd, Pardon, M., and Wheeler, D. C., “The relationship between water-related disease and water quality with particular reference to urban water supply in a developing country”, Water science and technology, pp. p. 579-591: fig., tab., map, 1989.

B. J. Lloyd, Wheeler, D., and Pardon, M., “The performance of slow sand filters in Peru”, in Slow sand filtration : recent developments in water treatment technology, 1988, pp. P. 393-411: fig., tab.

B. J. Lloyd, Wheeler, D., Pardon, M., and Symonds, C. N., “Progress report (phase II) for the attention of UK Overseas Development Administration : rural water treatment package plant”. Overseas Development Administration (ODA), London, UK, p. 134 p.: fig., 1983.