80
N. Buras and Y. Kott
TABLE 2 — continued
Sample &
Code number
32.
Runoff 4
33.
Spring 1
34.
Spring Y
35.
Spring 2
36.
Spring 20
37.
Spring 34
38.
Stream A
39.
Stream C
40.
Waterfall
Ec
0
0
0
0
0
0
0
0
0
37°C
Aa
31
100
98
150
75
2000
26
25
11
Oc
0
9
6
0
0
0
1
6
4
37°C + Phag
Ec
0
0
0
0
0
0
0
0
0
Aa
25
100
46
140
80
2000
20
26
5
;e
Oc
1
16
4
0
0
0
0
6
0
44.5°C
Ec
0
0
0
0
0
0
0
0
0
M— En do
Colif.
50
1
0
60
69
150
40
30
10
Ec - E. coli; Aa - A. aerogenes; Oc - Other coliforms.
Original samples were diluted 10
2 - 10
4 .
ACKNOWLEDGEMENTS
Part of the microbiological work has been carried out by Mrs. M. Friedrich whose
devoted and competent work is hereby acknowledged.
This study was sponsored by Mekoroth Water Co., Ltd. and the National Council
for Research and Development.
Partial sponsorship was also received from the Environmental Protection Agency,
United States Department of Interior (Project 16030 DQN).
REFERENCES
1 ADAMS, Mark, Bacteriophages. Interscience Publishers Inc. New York (1959).
2 A.P.H.A., A.W.W.A. & W.P.C.F., Standard Methods for the Examination of Water and Wastewater.
12th Edition (1965).
3 BURAS, N. and KOTT, Y., A simple test for differentiation between E. coli and A. aerogenes.
Water Research 3, 973-978 (1969).
4 BURAS, N., Bacterial virus as a modern indicator of water pollution. D.Sc. Thesis - Technion,
Israel Institute of Technology (1970).
5 BURMAN, N.P., Some observations on coli - aerogenes bacteria and streptococci in water. J.
Applied Bact. 24, 3, 368-376 (1961).
6 GELDREICH, E.E., CLARK, H.P., HULL, C.B., BEST, L.G., Fecal coliform organism medium for
the membrane filter technique. J.A.W.W.A. 57, 208-215 (1965).
7 KOTT, Y., Estimation of low numbers of Escherichia coli bacteriophages by use of the Most
Probable Number method. Appl. Microbiol. 14, 141 (1966).
8 LIVINGSTONE, O.J., An improved method for isolating Salmonella from polluted waters. Public
Health (South Africa), February (1965).
9 McCOY, J.H., Salmonella in crude sewage, sewage effluent and sewage polluted natural waters. IN:
Advances in Water Pollution Research, Proc. 1st Conf. Water Pol. Res. Vol. 1, p. 205, Pergamon
Press Ltd., London, (1964).
N. Buras and Y. Kott
TABLE 2 — continued
Sample &
Code number
32.
Runoff 4
33.
Spring 1
34.
Spring Y
35.
Spring 2
36.
Spring 20
37.
Spring 34
38.
Stream A
39.
Stream C
40.
Waterfall
Ec
0
0
0
0
0
0
0
0
0
37°C
Aa
31
100
98
150
75
2000
26
25
11
Oc
0
9
6
0
0
0
1
6
4
37°C + Phag
Ec
0
0
0
0
0
0
0
0
0
Aa
25
100
46
140
80
2000
20
26
5
;e
Oc
1
16
4
0
0
0
0
6
0
44.5°C
Ec
0
0
0
0
0
0
0
0
0
M— En do
Colif.
50
1
0
60
69
150
40
30
10
Ec - E. coli; Aa - A. aerogenes; Oc - Other coliforms.
Original samples were diluted 10
2 - 10
4 .
ACKNOWLEDGEMENTS
Part of the microbiological work has been carried out by Mrs. M. Friedrich whose
devoted and competent work is hereby acknowledged.
This study was sponsored by Mekoroth Water Co., Ltd. and the National Council
for Research and Development.
Partial sponsorship was also received from the Environmental Protection Agency,
United States Department of Interior (Project 16030 DQN).
REFERENCES
1 ADAMS, Mark, Bacteriophages. Interscience Publishers Inc. New York (1959).
2 A.P.H.A., A.W.W.A. & W.P.C.F., Standard Methods for the Examination of Water and Wastewater.
12th Edition (1965).
3 BURAS, N. and KOTT, Y., A simple test for differentiation between E. coli and A. aerogenes.
Water Research 3, 973-978 (1969).
4 BURAS, N., Bacterial virus as a modern indicator of water pollution. D.Sc. Thesis - Technion,
Israel Institute of Technology (1970).
5 BURMAN, N.P., Some observations on coli - aerogenes bacteria and streptococci in water. J.
Applied Bact. 24, 3, 368-376 (1961).
6 GELDREICH, E.E., CLARK, H.P., HULL, C.B., BEST, L.G., Fecal coliform organism medium for
the membrane filter technique. J.A.W.W.A. 57, 208-215 (1965).
7 KOTT, Y., Estimation of low numbers of Escherichia coli bacteriophages by use of the Most
Probable Number method. Appl. Microbiol. 14, 141 (1966).
8 LIVINGSTONE, O.J., An improved method for isolating Salmonella from polluted waters. Public
Health (South Africa), February (1965).
9 McCOY, J.H., Salmonella in crude sewage, sewage effluent and sewage polluted natural waters. IN:
Advances in Water Pollution Research, Proc. 1st Conf. Water Pol. Res. Vol. 1, p. 205, Pergamon
Press Ltd., London, (1964).