Table 4.
Mean of bacterial counts (count/100 g) of white radish shoot system under the effect of two irrigation systems and four wastewater quality during 2011 and 2012 seasons.
| Bacterial count |
||||||||
|---|---|---|---|---|---|---|---|---|
| Treatments | Total count |
Total coliform |
Fecal coliform |
Total streptococcus |
||||
| 2011 | 2012 | 2011 | 2012 | 2011 | 2012 | 2011 | 2012 | |
| Irrigation system | ||||||||
| Surface | 1405 a⁎ | 1584 a | 71 a | 81.9 a | 15.4 a | 22.3 a | 7.17 a | 11.3 a |
| Subsurface | 1124 b | 1446 a | 15.2 b | 7.5 b | 5.3 b | 4.9 b | 2.6 b | 3.2 b |
| Wastewater (%) | ||||||||
| 0 | 1033 b | 1350 c | 3.7 d | 2.9 d | 0.5 d | 0.82 d | 0.66 d | 0.33 d |
| 40 | 1222 ab | 1445 bc | 27.7 c | 32.5 c | 5.3 c | 11.7 c | 3.5 c | 7.2 c |
| 80 | 1315 ab | 1598 ab | 61.3 b | 50.5 b | 14.2 b | 18.3 b | 6.7 b | 9.8 b |
| 100 | 1488 a | 1667 a | 79.3 a | 92.7 a | 21.5 a | 23.6 a | 8.7 a | 11.7 a |
⁎
Means followed by the same letter(s) are not significantly different according to LSD test at p ⩽ 0.05.