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Phytostabilization of Total Monocyclic Aromatic Hydrocarbon in Crude Oil-Contaminated Oxisol using <i>Costus</i><i> </i><i>afer</i> Plant
Research Journal of Ecology and Environmental Sciences
| Vol 4, Issue 1
Table 2. Analysis ofVariance of TMAH Concentration at 90 Days after Phytoremediation Using GroupBalanced Block Design
| Sources of Variation | Degree of Freedom (df) | Sum of Square (SS) | Mean Square (MS) | Computed F | Tabular F | |
| 1% | 5% | |||||
| Replication | 2 | 0.012119 | 0.00606 | |||
| Group | 5 | 1.110211 | 0.222042 | 40.88** | 5.64 | 3.33 |
| Error (a) | 10 | 0.054314 | 0.005431 | |||
| T1 | 3 | 2.3308 | 0.776933 | 170.1** | 4.38 | 2.86 |
| T2 | 3 | 1.74763333 | 0.582544 | 127.54** | 4.38 | 2.86 |
| T3 | 3 | 1.60496667 | 0.534989 | 117.13** | 4.38 | 2.86 |
| T4 | 3 | 1.38289167 | 0.460964 | 100.92** | 4.38 | 2.86 |
| T5 | 3 | 0.897425 | 0.299142 | 65.49** | 4.38 | 2.86 |
| T6 | 3 | 0.9262 | 0.308733 | 67.59** | 4.38 | 2.86 |
| Error(b) | 36 | 0.164433 | 0.00456 | |||
| Total | 71 | 10.23099 | ||||