Biblio

G. K. Folkard, Sutherland, J. P., y Grant, W. D., «Natural coagulants for small scale water treatment : potential applications», ASEP newsletter, pp. p. 1-2, 10, 14: fig., tab., 1990.

K. Goitom, Performance of pilot scale slow sand filters using different local sands in Ethiopia, vol. no. 44. Tampere, Finland: Tampere University of Technology, Institute of Water and Environmental Engineeri, 1990, p. 54 p., app. 3 p.: fig., tab.

K. J. Ives y Rajapakse, J. P., «Pre-filtration of very highly turbid waters using pebble matrix filtration», Journal of Institution of Water and Environmental Management, pp. p. 140-147: fig., tab., 1990.

A. Montiel, Welte, B., y Barbier, J. M., «Amelioration de la filtration biologique a faible vitesse "filtration lente" : application au projet de renovation de l'usine d'Ivry - 1ere partie». Societe Anonyme de Gestion des Eaux de Paris, Paris, France, p. 13 p., 1989.

M. Chaudhuri y Prasad, V. S., «Development of filtration/adsorption media for removal of bacteria and turbidity from water», Water science and technology, pp. p. 67-71: tab., 1989.

National Environmental Engineering Research Institute -Nagpur, IN, NEERI, Evaluation of water treatment plants in India : final report. Nagpur, India: National Environmental Engineering Research Institute, NEERI, 1989, p. iv, 459 p.: fig., photogr., tab.

S. A. Muyibi y Odumosu, O. B., «Filtration properties of local sands», in Water, engineering and development in Africa : proceedings of the 15th WEDC Conference, Kano, Nigeria, 3-7 April 1989, 1989, pp. P. 121-124: fig., tab.

A. G. Bhole, «Performance studies of a few natural coagulants», Asian environment, pp. p. 48-53: tab., 1989.

IRC International Water and Sanitation Centre, The Hague, NL y National Environmental Engineering Research Institute -Nagpur, IN, NEERI, «Slow sand filtration : phase IV final report». National Environmental Engineering Research Institute, NEERI, Nagpur, India, p. 118 p.: fig., tab., 1989.

Y. Abdurehman, Field testing of the performance of multi-stage swirl separator, vol. no. 32. Tampere, Finland: Tampere University of Technology, 1988, p. 84 p.: fig.

B. J. Lloyd, Wheeler, D., y 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.

K. J. Ives y Rajapakse, J. P., «Pretreatment with pebble matrix filtration», in Slow sand filtration : recent developments in water treatment technology, 1988, pp. P. 141-152: fig., tab.

C. M. J. Yeh, «A quantitative investigation into the effectiveness of jute fiber as a medium for the pre-treatment of raw water supplies», vol. no. EV-88-30. Asian Institute of Technology, Bangkok, Thailand, p. 2 microfiche (iv, 88 p.): fig., tab., 1988.

P. G. Williams, «Study of a horizontal-flow roughing filter for pretreatment prior to slow sand filtration», in Seminar on water supply and sanitation, KwaZulu : Elangeni Hotel, Durban, 28-30 June, 1988 : papers, 1988, p. Paper A.2 (11 p.): fig., tab.

L. Di Bernardo, «Upflow coarse-grained prefilter for slow sand filtration», in Slow sand filtration : recent developments in water treatment technology, 1988, pp. P. 123-140: fig., tab.

S. A. A. Jahn, «Using Moringa seeds as coagulants in developing countries», Journal American Water Works Association, pp. p. 43-50: tab., fig., photogr., 1988.

C. A. Ruiz y Sanchez, L., «Desarenadores modulares : trabajo presentado en el XXX congreso de Ingenieria Sanitaria y Ambiental», presented at the 1987-01-01, Cali, Colombia, 1987, p. 16 p.: fig., tab.

M. Madsen, Schlundt, J., y Omer, E. F. E., «Effect of water coagulation by seeds of Moringa oleifera on bacterial concentrations», Journal of tropical medicine and hygiene, pp. p. 101-109: fig., tab., 1987.

J. T. Visscher y G. C., G., «Filtracion lenta en arena y pretratamiento : tecnologia para potabilizacion de agua», in Seminario internacional sobre technologia simplificada para potabilizacion del agua : agosto 17 al 21 de 1987 : memorias, The Hague, The Netherlands, 1987, p. 55 p.: fig., tab.

G. Michaelides, «Laboratory experiments on efficiency of foul flush diversion systems», in Proceedings of the Third International Conference on Rain Water Cisterm Systems : 14-16 January 1987, Khon Kaen, Thailand, 1987, pp. P. B1-1 B1-19: fig., tab.

G. K. Folkard, «Appropriate technology for treatment of potable water in developing countries : coagulants derived from natural materials», in Recycling in chemical water and wastewater treatment, 1986, pp. P. 79-90.

B. J. Lloyd, Wheeler, D., y Pardon, M., «Final report on the development, evaluation and field trials of a small scale, multi-stage, modular filtration system for the treatment of rural water supplies». DelAgua, Lima, Peru, p. 42, 107 p. : fig., tab., 1986.

A. B. Paul, «Water supply under natural calamities in Karimganj District (Assam)», Journal of Indian Water Works Association, pp. p. 109-113, 1986.

T. R. Mampitiyarachchi, «Appropriate technology for water filtration», in Water and sanitation in Asia and the Pacific : 10th WEDC Conference, Singapore, 28-31 August 1984 : proceedings, 1985, pp. P. 139-142: fig., tab.

B. J. Lloyd, Wheeler, D., Pardon, M., y Symonds, C. N., «Aspects of prefiltration concerned with the application of small scale slow sand filtration in rural communities». University of Surrey, Department of Microbiology, Guildford, UK, p. 112 p.: fig., tab., photogr., 1985.