132 
Analyses characteristic of certain natural conditions in water—contd. 























(11) SAMPLE I.—SAMALKOTA . | ie | 
CANAL— 2 RS 
+ as 
Peiedog fal asl SI Ny 
(a) Total colonies on eS ree it Sirs, acillus. 
agar at 37°—1,890: |+/-] @ |S|4i-ald) si] & 
(b) Bile salt lactose, 2S |slaiciz a\ 2 = 
medium— 18 'g'4 es Bl>|s & 
1 tube 20c.c. of |1I ee 
water taken. | | ia 
2 tnbes 10 c.c. of | 2 | Dy Ga cart ee i I | B. Grunthal. 
water taken. | a 
Bees (5 © C104) | Fa heed ee Paid = I Do. 
water taken. bf | | 
giubes Tec or (3125 °3 ad sia i =|— i. Do. 
water taken. ere icy | 
ptobess Tce. OF 1.3154 4 )=|- Sao I Do. 
- water taken. 
5 tubes ‘ol c.c. of ASe Sts slea ola I Do. 
water taken. La | a i 
el ictal Com ee eat ee O. 
(oibweeal bacdhan cechand he 7 ap oa dT I Do. 
upwards. | 
(d) Sporogenes milk test— aie i I Do. 
11 \20;65C2 SS St I Do. 
10 |—|\—|—|—|-|- I Do. 
| | 
(12) SAMPLE II.—SToRAGE TANK 
—UNFILTERED WATER— 
(a) Total colonies on I j—|—|}-};-|/-|— I | B. Grunthal. 
agar at 37°—170. |+\- 
(5) Bile salt lactose, 2 |—|/—|-}-|-| — I Do. 
medium— eam [ome 
i tape 20 -€.¢..08) at 5) |) I Dos 
water taken. 
2 tubes 10 ¢€:c. Of | 2 a eae I Do. 
water taken. 
4A tubes. 6 C6008 Bh Te RI = eh ne Ge ct ba I Da, 
water taken. 
§ tabes.t €.0,.02-}. 16 Ol |S) — I Do. 
water taken. 
SIDES SE EC. OL) boi ae 4 wide i I Do. 
water taken. 
5 tubes ‘or c.c. of : ot Nie aN Nm be! fame tat oo i Do. 
water taken. | 
9 —-—|-|-!|-|- iT Do. 
(c) Fecal bacilli in 10 c.c.. and | 9 |—|—|—|—|7|7 I Do. 
upwards. 
(d)Sporogenes milk  test— 
in 20 €.c, 


— —_- 
(11) A typical well sunned water in river (irrigation canal)—note, improve- 
ment between (11) and (12). 
(12) A typical well sunned water in settling tank—note, improvement between 
(11) and (12). 
