18
EXPERIMENT II-(THIRD SERIES).
Effect of Storage and Sunlight on Adyar water.
D a t e a n d t i m e o f c o l l e c t i o n o f s a m p l e s .
Covered tank.
Open tank.
6 inches from
surface.
1½ feet from the
bottom.
6 inches from
surface.
1½ feet from the
bottom.
T o t a l c o l o n i e s p e r c . c . o n a g a r a t 3 7°c .
L a c t o s e f e r m e n t e r s p r e s e n t i n h o w - m a n y c . c . ?
T o t a l c o l o n i e s p e r c . c . o n a g a r a t 3 3°c . L a c t o s e f e r m e n t e r s p r e s e n t i n h o w - m a n y c . c . ?
T o t a l c o l o n i e s p e r c . c . o n a g a r a t 3 7°c .
L a c t o s e f e r m e n t e r s p r e s e n t i n h o w - m a n y c . c . ?
T o t a l c o l o n i e s p e r c . c . o n a g a r a t 3 7°c .
L a c t o s e f e r m e n t e r s p r e s e n t i n h o w m a n y c . c . ?
10th September 1919 ...
7 - 3 0 a . m . . . .
4,300 0.1 c.c. 4,900 0.01 c.c. 3,800
0.1 c.c. 3.550
0.1 c.c.
5 p . m. . . .
3 , 8 0 0 0.1 c.c. 4,800 0.1 c c. 2,700
0.1 c.c. 4,600
0 . 1 c . c .
11th September 1919 ...
7-30 a.m. ...
4 , 3 0 0
0 . 1 c . c . 3,700 0.1 c.c. 2,800
1 c.c. 3,700
0.1 c.c.
5 p.m. ...
3 , 9 0 0
0 . 1 c . c . 3,500 0.1 c.c. 2,900
0 . 1 c . c . 3,500
0 . 1 c . c .
12th September 1919 ...
7-30 a.m. ...
1 , 8 0 0
5 c . c
2 , 9 0 0
1 c . c .
2 , 5 0 0
1 c . c . 3,300
0 . 1 c . c .
5 p.m. ...
2 , 2 0 0
1 c . c
2 , 9 0 0
1 c . c . 2,100
1 c..c. 2,700
1 c.c.
13th September 1919 ...
7-30 a.m. ...
1 , 6 2 0
5 c.c, 2.300
1 c.c. 1,600
5 c . c . 1.800
1 c.c.
5 p.m. ...
2,420
1 c.c. 2,700 0.1 c.c. 1,300
5 c . c . 1,100
5 c . c .
14th September 1919 ...
7- 30 a. m. . . .
1,950
5 c.c. 2,100
5 c c.
800
5 c.c.
910
1 c.c.
5 p.m. ...
1 , 3 0 0 ,
5 c . c .
? 1 c.c.
700
5 c.c.
800
5 c . c .
15th September 1919 ...
7-30 a.m. ...
2,600
5 c.c
2,100
5 c c. 1,900
10 c c. 1.700
5 c . c .
5 p.m. ...
1,200
10 c.c. 1,500
5 c.c. 1,800
5 c.c. 1,600
5 c.c.
16th September 1919 ...
7-30 a. m. . . . .
1,450
20 c.c. 1,250
5 c.c. 1,100
10 c.c. 1,400
1 0 c . c .
10
5 p . m . . . .
1 , 6 8 0 10 c.c. 1,730 10 c.c. 1,390
10 c.c. 1,120
1 0 c . c .
17th September 1919 ...
7-30 a.m. ...
2 , 1 0 0 20 c.c. 1,320 10 c.c.
600
15 c.c.
8 0 0
20 c.c.
5 p.m. ...
920
20 c.c.
870 20 c.c.
600
20 c c.
930
20 c.c.
18th September 1919 ...
7-30 a.m. ...
1,550
20 c.c.
700 20 c.c.
825
20 c.c.
430
2 0 c . c .
5 p . m. . . .
3,750
10 c,c.
400
6 0 c . c .
1 , 5 3 0
20 c.c.
525
2 0 c . c .
19th September 1919 ...
7-30 a
.m. ...
460 -60 c.c. 2,100 20 c.c.
800
20 c.c.
650
- 6 0 c . c .
, 5 p . m. . . .
2 , 5 0 0 20 c.c.
660 60 c.c.
3 8 0
60 c c. 1,520
5 c . c .
20th September 1919 ...
7-30 a.m. ...
910 -60 c.c
1,140 20 c.c.
390
60 c.c.
860
20 c.c.
5 p . m . . . .
1 , 3 0 0 -60 c.c.
760 10 c.c. 340 -60 c.c.
790
30 c.c,
21st September 1919...
7-30 a.m. ...
1,100
10 c.c.
840
5 c.c.
260 -60 c.c.
380
60 c c.
5 p.m. ...
9 0 0
5 c.c.
1 , 2 0 0 5 c.c.
1 8 0 -60 c.c.
250
20 c.c.
22nd September 1919 ... 7-30 a.m. ...
850
5 c c.
1,000
5 c.c.
250 -60 c.c.
340 -60 c.c.
5 p . m . . . .
640
5 c.c.
720
5 c.c.
380 -60 c.c.
410 -60 c.c.
23rd September 1919 ...
7-30 a.m. ...
900
10 c.c.
220
5 c . c . 280 -60 c.c.
410 -60 c.c.
5 p . m . . . .
8 6 0
5 c . c .
300
5 c . c . 190
60 c.c.
210 -60 c.c.
24th September 1919 ...
7-30 a.m. ...
630
1 c.c.
450
5 c.c
500 -60 c.c. 390 -60 c.c.
5 p . m . . . .
750
1 c.c
320
5 c.c.
385 -60 c.c.
420 -60 c.c.
25th September 1919 ...
7-30 a. m. . . .
370
5 c.c.
240
5 c.c.
610 -60 c.c. 260 -60 c.c.
5 p. m. . . .
570.
5 c.c.
250
1 c c.
240
- 6 0 c . c . 440 -60 c.c.
26th September 1919 ...
7-30 a.m. ...
880
5 c.c.
170
5 c.c.
700
- 6 0 c . c . 340 -60 c.c.
5 p . m . . . .
610
5 .c.c.
300
5 c.c.
210
- 6 0 c . c . 440 -60 c.c.
27th September 1919 ...
7-30 a.m. ...
400
5 c . c .
350
5 c.c.
270
- 6 0 c . c .
4 2 0
2 0 c . c .
5 p.m. ...
410
5 c . c .
430
5 c.c. 280 -60 c.c.
4 3 0
- 6 0 c . c .
28th Septmber 1919 ...
7-30 a.m. ...
720
5 c.c
340
5 c.c.
8 2 0 - 60 c.c. 400 -60 c.c.
5 p.m. ...
380
1 c.c.
2 8 0 5 c.c.
370
30 c.c.
940
10 c.c.
29th September 1919 ...
7-30 a. m. . . .
640
1 c.c.
290
5 c.c
450
5 c.c.
380
5 c.c.
5 p . m . . . .
480
5 c.c.
770
5 c.c.
400
5 c.c.
490
1 c.c.
30th September 1919...
7-30 a. m. . . .
660
5 c.c.
600
5 c . c .
5 2 0
10 c.c.
430
10 c.c.
5 p.m. ...
590
5 c.c.
680
5 c.c.
490
5 c.c.
610
5 c.c.
1st October 1919 ...
7-30 a.m. ...
1,500
1 c.c.
500
5 c.c.
690
5 c.c.
420
10 c.c.
5 p.m. ...
480
5 c.c.
360
1 c.c.
2 9 0
5 c.c.
210
5 c.c.
2 n d O c t o b e r 1 9 1 9 . . .
7-30 a.m. ...
1,060
5.c.c.
510
5 c.c. 850
5 c.c. 380
10 c.c.
5 p.m. ...
210
5 c.c.
350 5 c.c.
270
5 c.c.
310
5 c.c.
3rd October 1919 ...
7-30 a.m. ...
670
5.c.c.
4 9 0 1 c.c. 540
10 c.c.
490
1 0 c . c .
5 p.m. ...
380
5 c.c
4 8 0 5 c.c.
460
10 c.c.
360
20 c.c.
4th October 1919 ...
7-30 a.m. ...
790
5 c.c.
520
5 c.c.
430
20 c.c.
250
20 c.c.
5 p.m. ...
450
10 c.c.
3 8 0 20 c.c.
750
15 c.c.
550
20 c.c.
'
5th October 1919 ...
7-30 a.m. ...
510
5 c.c.
430
5 c . c . 400
5.c.c 450
5 c.c.
5 p.m. ....
...
780
1 c.c.
480
5 c.c.
6 4 0
5 c.c.
4 2 0
10 c,c.
6th October 1919 ...
7-30 a.m. ....
560
5 c.c.
520
5 c.c.
500
5 c.c.
420
10 c.c.
5 p.m. ..
480
5 c.c.
640
1 c.c.
440
15 c.c.
250
15 c.c.
7th October 1919
... 7-30 a.m. ...
740
5 c.c.
600
5 c.c.
600
5 c.c.
480
10 c.c.