Table 3: Mean Salmonella (cfu/100 ml) after solar disinfection in Nakuru North Sub-County from January to December 2013.
Set A
Time (Hrs)
Set B
Time (Hrs)
Set C
Time (Hrs)
Mean cfu/100ml x105
Mean cfu/100ml x105
Mean cfu/ 100ml x 105
1.6
0
2.9
0
3.3
0
2.2
1
4.4
1
3.6
1
1.8
2
3.5
2
3.0
2
0.9
3
1.5
3
2.8
3
0.5
4
1.4
4
3.5
4
0.0
5
0.0
5
4.1
5
Cfu, colony forming unit; Set A, infected water from the water sources; B, water inoculated with commercial Salmonella and C, contaminated water from water
sources which was kept in the dark.