Table 2.
Results of the analysis of variance on the influence of population origin (Amazonia or Cerrado) and flood level on biomass distribution of Genipa americana and Guazuma ulmifolia. Plants were harvested 30 days after the start of the watering regime.
| Model term | G. americana | G. ulmifolia | ||||
|---|---|---|---|---|---|---|
| d.f | SS | P | d.f | SS | P | |
| Total biomass | ||||||
| Origin | 1 | 0.3 | 0.401 | 1 | 15.6 | <0.001 |
| Flood level | 2 | 22.1 | <0.001 | 2 | 175.5 | <0.001 |
| Origin × flood level | 2 | 0.6 | 0.544 | 2 | 20.9 | <0.001 |
| Error | 54 | 26.1 | 54 | 29.4 | ||
| Root mass | ||||||
| Origin | 1 | 0.3 | <0.001 | 1 | 0.3 | 0.016 |
| Flood level | 2 | 0.3 | <0.001 | 2 | 5.5 | <0.001 |
| Origin × flood level | 2 | 0.1 | 0.090 | 2 | 1.1 | <0.001 |
| Error | 54 | 0.7 | 54 | 2.9 | ||
| Stem mass | ||||||
| Origin | 1 | 0.5 | 0.001 | 1 | 3.7 | <0.001 |
| Flood level | 2 | 1.1 | <0.001 | 2 | 19.7 | <0.001 |
| Origin × flood level | 2 | 0.3 | 0.057 | 2 | 2.2 | 0.001 |
| Error | 54 | 2.5 | 54 | 7.5 | ||
| Leaf mass | ||||||
| Origin | 1 | 0.4 | 0.130 | 1 | 2.1 | <0.001 |
| Flood level | 2 | 10.9 | <0.001 | 2 | 42.5 | <0.001 |
| Origin × flood level | 2 | 0.0 | 0.921 | 2 | 4.5 | <0.001 |
| Error | 54 | 9.9 | 54 | 6.0 | ||
| Root: shoot ratio | ||||||
| Origin | 1 | 0.6 | <0.001 | 1 | 0.2 | 0.463 |
| Flood level | 2 | 0.0 | 0.024 | 2 | 1.9 | <0.001 |
| Origin × flood level | 2 | 0.0 | 0.434 | 2 | 0.1 | 0.392 |
| Error | 54 | 0.1 | 54 | 1.8 | ||