Table 5.
Analysis of variance (ANOVA) results.
| Sum of Squares | df | Mean Square | F | Sig. | |
|---|---|---|---|---|---|
| Biomass | 2620.784 | 4 | 655.196 | 1.930 | 0.158 |
| Cr a | 124.377 | 4 | 31.094 | 0.216 | 0.925 |
| Cr b | 4519.891 | 4 | 1129.973 | 0.697 | 0.606 |
| Cr c | 185.470 | 4 | 46.368 | 0.032 | 0.998 |
| Cr d | 70.341 | 4 | 17.585 | 0.048 | 0.995 |
| Ph | 19.417 | 4 | 4.854 | 89.631 | 0.000 |
| Cu c | 27.475 | 4 | 6.869 | 2.140 | 0.126 |
| Cu d | 3.900 | 4 | 0.975 | 3.568 | 0.031 |
| Zn c | 37.973 | 4 | 9.493 | 1.817 | 0.178 |
| Zn d | 142.491 | 4 | 35.623 | 19.332 | 0.000 |
| Ni c | 7.408 | 4 | 1.852 | 5.815 | 0.005 |
| Ni d | 0.031 | 4 | 0.008 | 1.580 | 0.231 |
a metal concentrations in above-ground plant material; b metal concentrations in roots; c total metal content in soil; d CaCl2-extractable metal concentration.