Table 6.
Source of variation | df | MS | |||||||
---|---|---|---|---|---|---|---|---|---|
Bacterial count | |||||||||
Total Count |
Total coliform |
Fecal coliform |
Total streptococcus |
||||||
2011 | 2012 | 2011 | 2012 | 2011 | 2012 | 2011 | 2012 | ||
Replicate | 3 | 65,286 | 20,633 | 48.1 | 452 | 7.9 | 16.48 | 0.485 | 1.63 |
Irrigation system (IS) | 1 | 630,935∗ | 153,088∗ | 24,819 NS | 44,305 NS | 809 NS | 2431.8 NS | 168.6 NS | 532.5 NS |
Wastewater quality (SW) | 3 | 287,796 NS | 165,526∗ | 9154 NS | 11,302 NS | 697 NS | 770.9 NS | 99.05 NS | 197 NS |
IS × SW | 3 | 230,420 NS | 212,184∗∗ | 5344 NS | 9132 NS | 228.6 NS | 327.5 NS | 11.4∗∗ | 50.9 NS |
NS: not significant at p ⩽ 0.05, ∗,∗∗: Significant at p ⩽ 0.05 and p ⩽ 0.001, respectively.