| Mean ± S.D (mg/kg) | Range (mg/kg) | Sig. (2-tailed) | Is Mean Diff sig.? | ||
| Mn | Oil palm | 43.7 ± 2.5 | 39.8 - 48.7 | 0.00 | Significant |
| Arable | 23.9 ± 6.7 | 13.3 - 33.6 | 0.00 | ||
| Fe | Oil palm | 2101 ± 464 | 1687 - 3044 | 0.00 | Significant |
| Arable | 1808 ± 392 | 1289 - 2411 | 0.00 | ||
| Pb | Oil palm | 23.9 ± 5.7 | 15.5 - 33.1 | 0.00 | Significant |
| Arable | 6.14 ± 1.81 | 2.97 - 10.2 | 0.00 | ||
| Zn | Oil palm | 140 ± 12 | 120 - 199 | 0.00 | Significant |
| Arable | 73.4 ± 7.8 | 65.3 - 89.1 | 0.00 | ||
| Ni | Oil palm | 19.4 ± 2.5 | 15.2 - 23.6 | 0.00 | |
| Arable | 9.29 ± 1.98 | 5.56 - 13.0 | 0.00 | Significant |