Table 7. ANOVA table from permutational multivariate Analysis of Variance to test differences in composition between mats at different elevations across years and treatments.
| Source of variation | df | SS | MS | F | R 2 |
|---|---|---|---|---|---|
| Elevation | 1 | 0.75 | 0.75 | 3.38 | 0.0283** |
| Treatment | 1 | 0.25 | 0.25 | 1.14 | 0.0095 |
| Year | 1 | 0.071 | 0.07 | 0.32 | 0.0027 |
| Elevation × Treatment | 1 | 0.17 | 0.17 | 0.74 | 0.0062 |
| Elevation × Year | 1 | 0.31 | 0.31 | 1.40 | 0.0117 |
| Treatment × Year | 1 | 0.04 | 0.04 | 0.20 | 0.0016 |
| Elevation × Treatment
× Year |
1 | 0.10 | 0.10 | 0.44 | 0.0037 |
| Residuals | 112 | 24.92 | 0.22 | 0.9363 | |
| Total | 119 | 26.61 | 1 | ||
Significance levels: **p < 0.01