158
COCANADA.
SAMPLES TAKEN—27TH SEPTEMBER 1909.
REMARKS.—There has been about 22.9 inches of rain since last report.
Bacteriological Analyses.
SAMPLE I.—SAMALKOTA CANAL .
C o l o n y n u m b e r .
L a c t o s e .
S a c c h a r o s e .
D u l c i t e . A d o n i t e .
I n u l i n .
V o g e s a n d P r o s k .
I n d o l . M o t i l i t y . Group.
Bacilli.
Group and
remarks.
(a) Total colonies per cc. on agar at 37°—3,150.
( b) Bile salt lactose, medium.
+
-
1 tube 20 cc. of water taken .. ..
1
..
1 + +
_
_ _ _ +
+ IV B. 106
..
.. Group I 5
2 tubes 10 cc. "
..
• •
2
..
2 + _ _ _ _ - + + I Grünthal ..
.. „ II, n i l .
3 " 5 cc. "
• •
• •
3
. .
3 + + _ + _ + + - IV B. 116
..
• •
,, III, nil.
3 " 1 cc. "
3
..
4 + + - - - - + +_ IV B. 106
..
..
" IV, 5.
3 „ .1 cc. "
• •
3
. .
5 + _ _ _ _ _ + + I B. Grünthal
Class I,
n i l .
3 „ .01 cc. "
• ••
2
1
6 + _ _ _ _ _ + +
I
Do.
.
• •
" I I , 4 .
7 + + _ - - - + + IV B. 106
..
• .
, , I I I 5 .
(c) Fœcal bacilli in .01 cc. and upwards.
8 + + _ _ - _ + + IV
Do.
..
U n d e t e r m i n e d , 1 .
9 + _ _ _ _ _ + + I B. Grünthal
..
...
(d) Glucose fermenters in .01 cc. and upwards.
10 + _ _ - - _ + - I B. Vesiculosus ..
SAMPLE II.—STORAGE TANK—UNFILTERED WATER.
(a) Total colonies per cc. on agar at 37°—280.
1 + + _ _ - - + - IV B. Coscoroba
.. Group I, 3.
( b) Bile salt lactose, medium.
+
-
2 + + -
_ - - + + IV B. 106
..
.. „ II, n i l .
3 + - - - - - + - I B. Vesiculosus
" III, nil.
4 + _ _ _ _ _ + - I
Do.
, , I V , 7 .
1 tube 20 cc. of water taken ..
.. 1
..
5 + + - - - - + + IV B. 106
.. Class I, nil
2 tubes 10 cc. "..
2
. .
6 + + - - - - + + IV B. 106
..
. .
„ II, 7.
3 " 5 cc. "..
..
2
–
7 +_ _ _ _ _ + _ I B. Veiculosus
.. „ III, 3.
3 „ 1 cc. „
..
..
2
8 + + — — — — + + IV B 106
.. ..
. . . .
3 „ .1 cc. "
..
.. ..
9 + + - _ - - + + IV B. 106
.. ..
. . . .
3 „ .01 cc. "
.. ..
. .
10 + + - - - - + - IV B. Coscoroba
.. ....
(c) Fœcal bacilli in 1 cc. and upwards.
(d) Glucose fermenters in .1 cc. and upwards.
SAMPLE III—COLLECTING WELL AFTER FILTER BEDS.
(a) Total colonies per cc. on agar at 37°—1,680.
1 + + - + - + _ - IV B. Lactis ærogenes
Group I nil.
( b) Bile salt lactose, medium.
+
_
2 + + _ + _ + _ _ IV
Do.
" II n i l
.
3 + + _
+
_ + _ _ IV
Do.
.. ,, III, nil
.
4 + + — + — + _ _ IV
Do.
" IV 10.
1 tube 20 cc. of water taken ..
..
1
. .
5 + + _ +
-
+ _ _ IV
Do. Class 1, n i l .
2 tubes 10 cc. „
2
. .
6
+ + _ +
-
+ _ _ IV
Do.
" I I , 1 0 .
3 „ 5 cc. ,,
..
3
..
7
+ + _
+
_ + _ _ IV
Do.
„ III n i l .
3 „ 1 cc. " ..
3
. .
8
+ + -
+ -
+ _
- IV
Do.
..
....
3 „ .1 cc. "
. .
3
9
+ + _ + -
+ _ _ IV
Do.
....
3 " .01 cc. ”
.. ..
..
3 10 + + - + - + - - IV
Do.
..
....
(c) Fœcal bacilli in 1 cc. and upwards.
(d) Glucose fermenters in .1 cc. and upwards.
SAMPLE IV.—PILLAR FOUNTAIN NEAR PORT RAILWAY STATION.
(a) Total colonies per cc. on agar at 37°—740.
( b) Bile salt lactose, medium.
1
+
+ - + - + - - IV B. Lactis ærogenes .. Group I, nil.
+
_
2 + + - + - + - - IV
Do.
..
" I I ,n i l .
3 + + - + - + - - IV
Do.
.. " III nil
.
4 + + - + - + - - IV
Do.
" IV, 10.
1 tube 20 cc. of water taken ..
1 ..
5 + + - + - + - - IV
Do.
..
I , n i l .
2 tubes 10 cc. "
• '
2
. .
6 + + - + - + - - IV
D o .
" II, 10.
3 „ 5 cc. " • •
3
. .
7 + + - + - - - _ IV B. Gasoformaus
" III, nil.
3 „ 1 cc. "• •
..
3
. .
8 + + _ + _ - - - IV
D o .
....
3 „ .1 cc. "
..
.. . .
3 9 - + - + - - - - IV
Do.
....
3 " .01 cc. " • •
..
3 10 _ + _ + _ - - - IV
Do.
....
(c) Fœcal bacilli in 1 cc. and upwards.
(d) Glucose fermenters in .1 cc. and upwards.