Water Science and Technology

Volume 38 Number 1

Contents

1–7

Microbiological conversions in nitrogen removal

M. C. M. Van Loosdrecht and M. S. M. Jetten

9–14

Biological denitrification in a continuous flow membrane reactor

Bruce O. Mansell and Edward D. Schroeder

15–22

Sulfur-based autotrophic denitrification pond systems for in-situ remediation of nitrate-contaminated surface water

Joel M. Flere and Tian C. Zhang

23–29

Short SRT (solids retention time) nitrification process/flowsheet

Peter Kos

31–38

Post denitrification in a moving bed biofilm reactor process

Henrik Aspegren, Ulf Nyberg, Bengt Andersson, Sören Gotthardsson and Jes la Cour Jansen

39–46

Removal of nitrogen from coal gasification wastewater by nitrosofication and denitrosofication

Liu Junxin, Li Weiguang, Wang Xiuheng, Liu Hongyuan and Wang Baozhen

47–54

Implementation of the biological nutrient removal program at Calgary's Bonnybrook wastewater treatment plant

A. W. Wilson, P. Do and W. E. Keller

55–62

The effect of anaerobic zone mixing on the performance of a three-stage Bardenpho plant

S. C. Williams and J. Beresford

63–70

Biological nutrient removal at a very low-loaded activated sludge plant with high biomass concentrations

H. J. Kiuru and J. A. Rautiainen

71–78

Full scale evaluation of nitrification performance in an integrated fixed film activated sludge process

R. M. Jones, D. Sen and R. Lambert

79–86

Large-scale nitrogen removal demonstration at the blue plains wastewater treatment plant using post-denitrification with methanol

Walter Bailey, Akile Tesfaye, Jerry Dakita, Michael McGrath, Glenn Daigger, Alex Benjamin and Thomas Sadick

87–95

Wastewater treatment and nutrient removal in the combined reactor

M. Ro and J. Vrtovek

97–105

Effect of continuous addition of an organic substrate to the anoxic phase on biological phosphorus removal

J. Meinhold, H. Pedersen, E. Arnold, S. Isaacs and M. Henze

107–114

Evaluation of phosphorus removal in anaerobic-anoxic-aerobic system - via polyhydroxyalkonoates measurements

S. H. Chuang, C. F. Ouyang, H. C. Yuang and S. J. You

115–122

Factors affecting phosphorus removal in a two-stage intermittent aeration process treating domestic sewage

H. W. Zhao, D. S. Mavinic, W. K. Oldham and F. A. Koch

123–132

Biological denitrification of a textile effluent in a dynamic sand filter

R. Canziani and L. Bonomo

133–139

Specific oxygen uptake, nitrification and denitrification rates of a zinc-added anoxic/oxic activated sludge process

T. Panswad and P. Polprucksa

141–148

Determination of the inhibition of ammonia-N and urea-N oxidation by the fed-batch reactor (FBR) technique

Ferhan Çeçen and Suna Ipek

149–157

Some physiological characteristics of a phosphate-removing bacterium, microlunatus phosphovorus, and a simplified isolation and identification method for phosphate-removing bacteria

Y. Ubukata and S. Takii

159–166

Effect of wastewater composition on microbial populations in biological phosphorus removal processes

J. C. Wang and J. K. Park

167–175

Physiological, molecular and modeling studies of an aerobic denitrifier: microvirgula aerodenitrificans. Use of its properties in an integrated nitrogen removal plant

D. Patureau, N. Bernet, P. Dabert, J.J. Godon, J.P. Steyer, J.P. Delgenes and R. Moletta

177–184

Energetics of enhanced biological phosphorus and nitrogen removal processes

Zlatko Tonkovic

185–192

Operational optimization of batchwise nutrient removal from wastewater by carrageenan immobilized Chlorella vulgaris

P. S. Lau, N. F. Y. Tam and Y. S. Wong

193–202

Factors affecting nitrogen removal from domestic wastewater using immobilized bacteria

Vasanthadevi Aravinthan, Satoshi Takizawa, Kenji Fujita and Kazuya Komatsu

203–210

Dynamic modelling of enhanced biological phosphorus and nitrogen removal in activated sludge systems

M. Maurer and W. Gujer

211–218

Adaptation of the simpletreat chemical fate model to single-sludge biological nutrient removal wastewater treatment plants

G. Boeije, D. Schowanek and P. Vanrolleghem

219–226

Six years of pilot plant studies for design of treatment plants for nutrient removal

P. Harremoës, A. Haarbo, M. Winther-Nielsen and C. Thirsing

227–236

A unified basis for the design of nitrogen removal activated sludge process - the Braunschweig exercise

D. Orhon, O. Hanhan, E. Görgün and S. Sözen

237–246

Release of nitrous oxide (N₂O) from denitrifying activated sludge caused by H₂S-containing wastewater: quantification and application of a new mathematical model

Barbara Schönharting, Ruxandra Rehner, Jörg W. Metzger, Karlheinz Krauth and Manfred Rizzi

247–254

Simultaneous nitrification-denitrification in a fluidized bed reactor

Priyali Sen and Steven K. Dentel

255–264

Wastewater fermentation and nutrient removal in sequencing batch reactors

Germán Cuevas-Rodríguez, Óscar González-Barceló and Simón González-Martínez

265–273

Products from primary sludge fermentation and their suitability for nutrient removal

R. Moser-Engeler, K. M. Udert, D. Wild and H. Siegrist

275–283

Phosphate removal in real anaerobic supernatants: modelling and performance of a fluidized bed reactor

P. Battistoni, P. Pavan, F. Cecchi and J. Mata-Alvarez

285–294

Comparing sludge production under aerobic and anoxic conditions

John B. Copp and Peter L. Dold

295–302

Nutrient control with other sludges in anaerobic digestion of BPR sludge

Ho-Jae Hwang and Euiso Choi

303–310

Characterization of wastewater and activated sludge from European municipal wastewater treatment plants using the NUR test

V. Naidoo, V. Urbain and C. A. Buckley

311–318

Evaluation of reversible fixed-film static-bed bio-denitrification reactors

B. L. Woodbury, M. F. Dahab, P. Miháltz and Zs. Csikor

319–326

Effect of draft tube diameter on nitrogen removal from domestic sewage in a draft tube type reactor

Taku Fujiwara, Iso Somiya, Hiroshi Tsuno and Yoshio Okuno

327–334

Effect of addition of anaerobic fermented OFMSW (organic fraction of municipal solid waste) on biological nutrient removal (BNR) process: preliminary results

P. Pavan, P. Battistoni, P. Traverso, A. Musacco and F. Cecchi

335–343

An integrated duckweed and algae pond system for nitrogen removal and renovation

Peter van der Steen, Asher Brenner and Gideon Oron

345–350

Performance of a subsurface constructed wetland in Iran

A. Badkoubi, H. Ganjidoust, A. Ghaderi and A. Rajabi

351–359

Field examination on reed growth, harvest and regeneration for nutrient removal

Y. Hosoi, Y. Kido, M. Miki and M. Sumida

361–368

Tide-tank system simulating mangrove wetland for removal of nutrients and heavy metals from wastewater

H. Y. Chu, N. C. Chen, M. C. Yeung, N. F. Y. Tam and Y. S. Wong

369–377

A model for organic matter removal in free water surface constructed wetlands

C. Polprasert, N. R. Khatiwada and J. Bhurtel

379–387

Application of constructed wetlands for domestic wastewater treatment in an arid climate

L. Mandi, K. Bouhoum and N. Ouazzani

389–395

Design considerations and applications for wetland treatment of high-nitrate waters

L. A. Baker