TABLE 3.
Multiple range test of the effects of soil Pb stress and plant species on plant physiological and biochemical parameters based on one‐/two‐way ANOVA
| Plant parameters | Pb stress | Plant species | Pb stress × Plant species | ||||||
|---|---|---|---|---|---|---|---|---|---|
| df | F | p | df | F | p | df | F | p | |
| PH | 4 | 664.9 | .00 | 5 | 23.5 | .00 | 19 | 11.3 | 0 |
| LN | 4 | 64.1 | .00 | 5 | 13.0 | .00 | 19 | 0.6 | .924 |
| LA | 4 | 4,215.6 | .00 | 5 | 26.0 | .00 | 19 | 10.9 | .00 |
| TN | 4 | 103.7 | .00 | 5 | 114.2 | .00 | 19 | 2.0 | .021 |
| Above biomass | 4 | 15,695.4 | .00 | 5 | 87.0 | .00 | 19 | 10.3 | .000 |
| Root biomass | 4 | 1,117.0 | .00 | 5 | 278.0 | .00 | 19 | 29.2 | .000 |
| Gross biomass | 4 | 5,582.3 | .00 | 5 | 246.2 | .00 | 19 | 22.4 | .000 |
| R/S | 4 | 1,790.4 | .00 | 5 | 27.3 | .00 | 19 | 19.8 | .001 |
| Chl a | 4 | 699.2 | .00 | 5 | 11.6 | .00 | 19 | 2.9 | .000 |
| Chl b | 4 | 834.7 | .00 | 5 | 133.9 | .00 | 19 | 18.7 | .000 |
| Chl a + b | 4 | 1,045.9 | .00 | 5 | 34.8 | .00 | 19 | 3.5 | .000 |
| Chl a/b | 4 | 152.1 | .00 | 5 | 32.4 | .00 | 19 | 11.8 | .000 |
| RA | 4 | 1,102.1 | .00 | 5 | 77.7 | .00 | 19 | 4.4 | .000 |
| P n | 4 | 11,607.2 | .00 | 5 | 104.4 | .00 | 19 | 21.1 | .000 |
| Pro | 4 | 921,766.0 | .00 | 5 | 66,364.8 | .00 | 19 | 41,186.1 | .000 |
| SS | 4 | 1,454.4 | .00 | 5 | 153.8 | .00 | 19 | 18.4 | .000 |
| MTI | 4 | 1,597.2 | .00 | 5 | 471.2 | .00 | 19 | 44.7 | .000 |