186
OOTACAMUND.
SAMPLES TAKEN—2ND &amp; 3RD NOVEMBER 1909.
REMARKS.—All the reservoirs were full during this part of the year. There has been 13.44 inches of rain since last analysis.
Bacteriological Analyses.
SAMPLE I.—DODABETTA UPPER RESERVOIR.
C o l o n y n u m b e r
Lact ose
S a c c h a r o s e
Dul ci t e
Adoni 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
G r o u p
B a c i l l u s .
Group and
remarks.
(a) Total colonies per cc. on agar at 37°—60.
(b) Bile salt lactose, medium.
+
-
1 tube 20 cc. of water taken
.
. .
1
..
1 + - - -
- - +
I B. Vesiculosus . .
Group
I , 1 0 .
+ —
2 tubes 10 cc.
„
..
. .
. .
2
2 + - - -
* - - --
- I B Mutabilis ..
, ,
I I ,
n i l .
3 „
5 cc.
, ,
. .
. .
3
3
+
- - -_-- - - _ -
+
-
I B. Vesioulosus ..
.....
, I I I ,n
i l .
3 ,,
1cc.
, ,
. . .
..
3
4 +
- -
- - +
I
-
Do...
..
IV, nil.
3 „ .1
, ,
..
..
..
3
5 + - -
I
Do. ..
-
- - + —
3 „ .01 cc.
, ,
-
. . .
. .
3
6 + -
-
I
+ —
Do ..
7 + -
-
- -
I B. Mutabilis.
-
-
-
8
+_
- - -
- - + - I B. Vesiculosus
.. Class
I, Nil.
(c) Fœcal bacilli in 20 cc. and upwards.
9
+ - - -
- - +- - — I
Do.
..
„
II, nil.
10 + - - -
- - + - I
Do ..
,,
III, 10.
SAMPLE II.—DODABETTA LOWER RESERVOIR.
(a) Total colonies per cc. on agar at 37°—Countless.
1 + + — +
-
+ — — IV B. Lactis ærogenes .. Group
I, nil.
2
+
+ — + — + -
- IV
„
II, nil.
(b) Bile salt lactose, medium.
+
—
Do.
..
3 +_ + - +- - + + +
IV B. 115
..
„
III, nil.
4 + + -
-
IV
++H—
B. 116
.. ..
,,
IV, 10.
5 + ± — + — +
— IV B. Lactis ærogenes.
1 tube 20 cc. of water taken
..
..
1
—
6 + +
- +
- + - . - 1 - - - 1 - - -
IV
Do.
7 + + -—+ — + — — IV
Class
I, nil,
2 tubes 10 cc.
,,
..
..
2
..
Do.
. .
8 + + -- + —
+ — IV B. 116
3 ,,
5 cc.
, ,
..
..
3
..
+
, II, 6.
B. 116
3 „
1 cc.
, ,
2
1
9 + +
+
- - + i - - - 1 - - - + — + + —
IV
III, nil.
IV
3 „
.1 cc.
, ,
..
..
..
3
10 + + - + — + — —
B. Lactis ærogenes .. Undetermined 4.
3 „ .01 cc.
,,
..
..
..
3
(c) Fœcal bacilli in 1 cc. and upwards.
SAMPLE III.—DODABETTA PIPE LINE.
-
B. Coscoroba
.. Group
I, 1.
(a) Total colonies per cc. on agar at 37°—Cannot be counted:
1
+ + — — —
+
-
IV
2
+ + — — — - + — IV
Do.
-.
(b) Bile salt lactose, medium.
+
—
,,
II, nil.
3
+ + —
— —
— IV
Do.
. .
—
, ,
I I I ,
n i l .
4
+
++- - - -+- -+ IV B. 113 113..
. .
,,
IV. 9.
5
+
- - - - + — I B. V esiculosus.
1 tube 20 cc. of water taken
..
..
1
..
.j
6
+ —
— —
— IV B. Coscoroba.
—
+
7
— —
IV
2 tubes 10 cc.
, ,
. .
. .
2
..
+
—
Do.
Class
I, nil.
—
+—
8
IV
..
Do.. -
- - - -+—
3 „,,
5 c c .
, , ,
..
. .
3
..
,,
II, 8.
9 + +
,,
III, i.
3 „,,
1 c c
, , , ,
.
. . .
3
. .
— - - - + - IV
Do.
. .
3 „,, ..1 cc.
,,,,,
.
3
..
10
+ + — — — — + — IV
Do.
.. Undetermined 1,
3 „ .01 cc. ,,
..
3
(c) Fœcal bacilli in .1 cc. and upwards.
SAMPLE IV.—TIGER HILL RESERVOIR.
.
+
(a) Total colonies per cc. on agar at 37°—40.
1
+
-
— — +
- IV B. 106
..
.. Group I, 2.
—
+ + — —
+ IV
Do. . .
. .
(b) Bile salt lactose, medium.
+
—
— — +
II, nil.
3 + + — —
— + — IV B. Coscoroba .. ..
—
, ,
I I I ,
n i l .
- -
+ - IV
Do
..
1 tube 20 cc. of water taken
..
..
1
..
4 +
-
,,
IV, 8.
—
—
—
I B. Vesiculosus.
5 +
— —
—
I
Do.
2 tubes 10 cc.
,,
..
..
..
2
6 + - - -
- +
7 + +
— — — +
IV B. Coscoroba
.
Class
I, nil.
3 „
5 cc.
, ,
..
..
..
3
—
8 + + — — —
— IV
3 „
1 cc.
, ,
..
....
3
— +
Do.
. . ,,
II, 6.
9 + + — — — — + — IV
Do.
. . ,,
III, 2.
3 „
.1 cc.
,,
..
..
. .
3
10 + + — - - - + - IV
Do.
.. Undetermined 2.
3 „ .01 cc.
,,
. . ..
..
3
(c) Fœcal bacilli in 20 cc. and upwards.