Table 2.
Effects of environmental characteristics on RS and RS vigour, analysed using non-phylogenetic and phylogenetic linear and logistic regressions with MCMC sampling (see the text for details)
| Explanatory variables | RS | RS vigour | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Environmental characteristics |
Non-phylogenetic | Phylogenetic | Non-phylogenetic | Phylogenetic | ||||||||
| Coefficient | CI | P | Coefficient | CI | P | Coefficient | CI | P | Coefficient | CI | P | |
| Nitrogen | 4.55 | –59.8 to 70.2 | 0.898 | 2.17 | –35.0 to 42.1 | 0.916 | 0.13 | –0.14 to 0.40 | 0.304 | 0.13 | –0.13 to 0.39 | 0.316 |
| Moisture | –52.04 | –126.2 to 12.9 | 0.106 | –28.33 | –69.56 to 9.30 | 0.09· | –0.33 | –0.56 to –0.03 | 0.014* | –0.33 | –0.59 to –0.09 | 0.01** |
| Light | 76.27 | –17.4 to 170.3 | 0.096· | 19.84 | –32.9 to 71.6 | 0.436 | -0.34 | –0.76 to 0.07 | 0.122 | –0.33 | –0.73 to 0.08 | 0.12 |
| Disturbance frequency | 35.39 | –232.8 to 254.6 | 0.762 | 73.19 | –66.7 to 268.4 | 0.32 | 1.34 | 0.47–2.36 | 0.008** | 1.30 | 0.27–2.16 | 0.012* |
| Disturbance severity | 283.10 | –1132.8 to 645.8 | 0.514 | 306.92 | –843.7 to 154.4 | 0.164 | 2.94 | –1.40 to 6.94 | 0.152 | 2.69 | –1.18 to 6.77 | 0.19 |
| Fragment length | –0.66 | –6.42 to 5.42 | 0.828 | –2.57 | –7.82 to 1.02 | 0.182 | 0.02 | 0.003–0.04 | 0.028* | 0.02 | 0.007–0.04 | 0.018* |
RS is expressed as a binary variable, RS vigour is expressed as the number of buds. Coefficient, its confidence interval and probability (P) are shown. Significant effects are in bold. **P < 0.01; *P < 0.05; P < 0.1.