146
NELLORE.
SAMPLES TAKEN—1ST SEPTEMBER 1909.
REMARKS.—The Pennar was in high flood when samples were collected. There has been 9.93 inches of rain since last report.
Bacteriological Analyses.
SAMPLE I-A.—FROM THE RIVER BED OF NORTHERN PENNAR—
UNFILTERED WATER.
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 . Dulcite. A d o n i t e .
Inulin.
V o g e s a n d P r o s k . Indol.
M o t i l i t y .
Group.
Bacillus.
Group and
remarks.
(a) Total colonies per cc. on agar at 37° —Countless.
(b) Bile salt lactose, medium.
+
-
1 tube 20 cc. of water taken .. ..
1
..
1 + + + + - - - - III B. Pneumoniæ
.. Group I .
2 tubes 10 cc.
„
.. ..
2
2 + + - + - + + - IV B. 116
.. ..
, ,
I I ,
n i l .
3 ,, 5 cc. ,, .. ..
3
3 + + - + - + + - IV B. 116
..
, ,
I I I , 4 .
3 „ 1 cc. ,, ..
3
..
4 + + + + - - + - IV B. 66
.. ...
„
I V , 5 .
3 „ . 1 c c .
, ,
3
5 + + - + - + - - IV B. Lactis ærogenes
Class I ,
n i l .
3 „ .01 cc.
„
..
..
3
6 + + - + — + - - Iv
Do. . .
. .
, ,
I I , 6 .
7 + + + + - + + - III B. 76 ..
..
, ,
I I I , 1 .
8 + - - - - - - - I B. Mutabilis ..
.. Undetermined, 3.
(c) Fœcal bacilli in .01 cc. and upwards.
9
+ + — + — + - - IV B. Lactici ærogenes.
(d) Glucose fermenters in .01 cc. and upwards.
10 + - + + — + - - III B. 67.
SAMPLE II-B.—FROM THE SUCTION WELL—FILTERED WATER.
(a) Total colonies per cc. on agar at 37°—6,930.
1 + + + + - + + + III. B. 77
..
..
G r o u p
I , 1 .
(b) Bile salt lactose, medium.
+
-
2 + + + + — + + — III B. 76
.. ..
, ,
I I ,
n i l .
3 + + - + - + + - IV B. 116
..
.. „ I I I 7
4 + + + + + + + -
B. Oxytocus pernici-osus
, ,
I V , 2 .
1 tube 20 cc. of water taken ..
..
1
5
+ + + + + + + + III
B. 77
.. ..
Class I , 1 .
2 tubes 10 cc.
„
.. ..
2
6 + - - - - - - + I B. 7
.. ..
, , I I , 1 .
3 „ 5 cc.
„
3
7 + + + + - + + + III B. 77
..
..
I I I , 1 .
3 „ 1 cc.
„
..
..
3
8 + +++ + - + + + III B. 77
..
. Undetermined, 3.
3 „ .1 cc.
„
.. ..
1
2
9 + + + + - + + — III B. 76.
3 „ .01 cc. ,,
..
3 10 + ++ + + — + - + IV B. 102.
(c) Fœcal bacilli in 1 cc. and upwards.
(d) Glucose fermenters in .01 cc. and upwards.
SAMPLE III-C.—FROM A TAP IN EASTERN CORNER, 2 ½ M I L E S
FROM HEAD WORKS, FOUNTAIN No. 3, NAVAPET.
(a ) Total colonies per cc. on agar at 37°—1,890.
1 + - - — - - - - I B. Mutabilis
Group I , 5 .
(b) Bile salt lactose, medium.
+
-
2 + + - - - + - - IV B. 112
..
, , I I ,n
i l .
3 + — - - — — + - I B. Vesiculosus ..
, ,
I I I ,
n i l .
4 + + - - - - + - IV B. Coscoroba ..
..
, ,
I V , 5 .
5 + + - - - - - - IV B. 111
.. Class I, n i l .
1 tube 20 cc. of water taken ..
1
6 + — - - - - + - I B. Vesiculosus ..
, , I I , 3 .
2 tubes 10 cc.
,,
..
2 7 + - - - - - + - I
Do. .
„ III, 5.
3 „ 5 cc.
,, .. ..
3
8 + + - - - - + - IV B. Coscoroba
.. Undetermined
3 „ 1 cc. ,, ..
..
3
9 + + - - - - + - IV
Do.
3
,, .1 cc. ,, ..
..
3 10 + - - - - - - - I B. Mutabilis.
3 „ .01 cc. ,, .. ..
..
3
(c) Fœcal bacilli in 20 cc. and upwards.
(d) Glucose fermenters in 1 cc. and upwards.
SAMPLE IV-D.—FROM A TAP IN SOUTHERN CORNER, 1¼; MILES
FROM HEAD WORKS IN FRONT OF DISTRICT COURT—FOUNTAIN
No. 52.
(a) Total colonies per cc. on agar at 37°—880.
1 +
+ + + - + + - III 76
..
..
.. Group I ,
n i l .
2 + + + + + + + - III Oxytocus Perniciosus.
„ II,n i l .
(b) Bile salt glucose, medium.
+
-
3 ++++ + + + + + - III
Do.
, ,
I I I , 1 0 .
4 + + + + + + + - III
Do.
, , I V ,
n i l .
5 + + + + + + + - III
D o .
Class I , 6 .
6 + + + + + + + - III
Do
.
, , I I ,
n i l .
1 tube 20 cc. of water taken ..
..
1
7
+ + + + - + + - III B. 76
..
..
, , I I I ,
n i l .
2 tubes 10 cc.
, ,
2
8 + + + + + + + - III Oxytocus perniciosus. Undetermined.
3 „ 5 cc. ,,
3
9
+ + + + - + + - III 76.
3 ,, 1 cc. ,,
2
1 10 + + + + - + + - III 76.
3 ,, .1 cc. ,,
1
2
3 „ .01 cc. ,, ..
3
(c) Fœcal bacilli in 1 cc. and upwards.
(d) Glucose fermenters in .1 cc. and upwards.