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Filters: Keyword is denitrification  [Clear All Filters]
O. Zimmo, Nitrogen transformations and removal mechanisms in algal and duckweed waste stabilisation ponds. Lisse, The Netherlands: Swets and Zeitlinger, 2003, p. 131 p. : fig., tab.
M. - A. Tisseau, Nitrates. IWSA (International Water Services Association), London, UK, p. 16 p. : 2 fig., 1 tab., 1998.
K. V. Ellis and Aydin, M. E., A study of three slow sand filters at various flow rates with constant temperature, Aqua : journal of water supply research and technology, pp. p. 88-96: 5 fig., 4 tab., 1993.
H. D. Mariam, Municipal wastewater treatment in sequencing batch activated sludge process package plants, vol. no. 47. Tampere, Finland: Tampere University of Technology, Institute of Water and Environmental Engineeri, 1992, p. 62 p.: 35 fig., 7 tab.
M. B. Degen, Reneau, R. B., Hagedorn, C., and Martens, D. C., Denitrification in onsite wastewater treatment and disposal systems, vol. no. 171. Virginia Water Resources Research Center, Blacksburg, VA, USA, p. xii, 113 p. : fig., tab., 1991.
W. - J. Ng, Sequencing batch reactor (SBR) treatment of wastewaters, vol. no. 28. Environmental Sanitation Information Center, ENSIC, Bangkok, Thailand, p. 54 p.: fig., tab., 1989.
P. D. Sapkota, Comparative study of aquatic macrophytes for wastewater treatment, vol. no. EV-87-24 c.2. Asian Institute of Technology, Bangkok, Thailand, p. viii, 47, [4] p.: fig., tab., 1987.
J. P. van der Hoek and Klapwijk, A., Nitrate removal from ground water, Water research, pp. p. 989-997: fig., tab., 1987.
J. H. Smith and Loehr, R. C., Principles and practices of irrigating agricultural land with food processing waste effluent : a review, vol. no. 22. Bangkok, Thailand: Environmental Sanitation Information Center, ENSIC, 1987, p. 63 p.: fig., tab.