Water Quality Research Journal of Canada


Volume 29 Number 4

Next Issue: Vol. 30, No. 1, (1995)

Previous Issue: Vol. 29, No. 2&3, (1994)

Preface : Message from the President. J.D. Norman. Page iii

Editorial : Eutrophication: A New Look at an Old Problem. Jan Barica. Page iv

Fractal Dimensions and Shape Factors of Digested Sludge Particle Aggregates. Juraj Namer and Jerzy J. Ganczarczyk. Page 441

Partitioning of Heavy Metals in Some Quebec Municipal Sludges. B.R. Ravishankar, J.-C. Auclair and R.D. Tyagi. Page 457

Anaerobic Detoxification of a Chemi-Thermomechanical Pulp Effluent by Two Acclimating Sludges. Alain Patoine, Raynald Côté and Marcel Paquet. Page 471

Evaluation of Phosphorus Removal in the Activated Sludge Process. S.J. Duffy, J.E. Deutschman and G.W. van Loon. Page 487

Release of Arsenic from Model Wastewater Treatment Solids: A Mechanism Based on Surface Ligand Exchange. C.R. Paige, W.J. Snodgrass, Ronald V. Nicholson and J.M. Sharer. Page 507

Heavy Metal Content of the Keban Lead Plant Slag and Movement of Metals in Soil of the Surrounding Region. Rüstem Gül. Page 531

Possibilités et limites des bassins lagunaires dans l'épuration des eaux usées. J. Bontoux et B. Picot. Page 545

Transformation of the Herbicide Diclofop-Methyl in a Large-Scale Physical Aquifer Model. J.V. Headley, J.R. Lawrence, B.N. Zanyk and Paul W. Brooks. Page 557

Environmental Effects of Aluminum Used in Water Treatment Plants of Rio de Janeiro State, Brazil. Jose M. Azcue, Olaf Malam and Wolfgang G. Pfeiffer. Page 571

Toxicity of Sulfite and Cadmium to Anaerobic Granular Sludge. C.F. Shew and N. Kosaric. Page 581

Fish as Indicators of Ecological Sustainability: Historical Sequences in Toronto Area Streams. Gordon A. Wichert. Page 599