432
S.D. Bokil and J.K. Bewtra
REFERENCES
1 BOKIL, S.D. and BEWTRA, J.K. (1970). Behaviour of mechanical blended return sludge in
absence of substrate. Proceedings of the 5th Canadian Symposium on Water Pollution Research,
Waterloo University.
2 CAMP, T.R. and STEIN, P.C. (1943). Velocity gradients and internal work in fluid motion. Journal
Boston Society of Civil Engineers 30, 219.
3 HEUKELEKIAN, H. and WEISBERG, E. (1956). Bound water and activated sludge bulking.
Sewage and Industrial Wastes, 28, 558.
4 LOEHR, R.C. (1965). Aerobic digestion: Factors affecting design. Water and Sewage Works,
Reference Number, R-172.
5 Standard Methods for the Examination of Water and Wastewater (1965), 12th edition. American
Public Health Association, New York.
6 WUHRMAN, K. (1963). Effect of oxygen tension on biochemical reactions in sewage purification
plants. In Advances In Biological Waste Treatment, Edited by Eckenfelder, W.W., Jr. and McCabe,
B.J., New York.
7 YOUNG, T.C. and CLARK, T.W. (1965). Growth of mixed bacterial populations at 20°C and
35°C. Water and Sewage Works 112, 251.
S.D. Bokil and J.K. Bewtra
REFERENCES
1 BOKIL, S.D. and BEWTRA, J.K. (1970). Behaviour of mechanical blended return sludge in
absence of substrate. Proceedings of the 5th Canadian Symposium on Water Pollution Research,
Waterloo University.
2 CAMP, T.R. and STEIN, P.C. (1943). Velocity gradients and internal work in fluid motion. Journal
Boston Society of Civil Engineers 30, 219.
3 HEUKELEKIAN, H. and WEISBERG, E. (1956). Bound water and activated sludge bulking.
Sewage and Industrial Wastes, 28, 558.
4 LOEHR, R.C. (1965). Aerobic digestion: Factors affecting design. Water and Sewage Works,
Reference Number, R-172.
5 Standard Methods for the Examination of Water and Wastewater (1965), 12th edition. American
Public Health Association, New York.
6 WUHRMAN, K. (1963). Effect of oxygen tension on biochemical reactions in sewage purification
plants. In Advances In Biological Waste Treatment, Edited by Eckenfelder, W.W., Jr. and McCabe,
B.J., New York.
7 YOUNG, T.C. and CLARK, T.W. (1965). Growth of mixed bacterial populations at 20°C and
35°C. Water and Sewage Works 112, 251.