Table 1. GLMM analyses showing the interaction between fire cues and seed traits on seed germination and survival of H. aromaticum.
Source of variation | Estimate (β) | Std. Error | z-value | P-value |
---|---|---|---|---|
Seed germination (%) | ||||
Smoke | -0.75 | 0.06 | -11.52 | <0.001 |
80°C | -1.22 | 0.07 | -18.48 | <0.001 |
100°C | -4.16 | 0.09 | -46.05 | <0.001 |
Pubescence | -0.28 | 0.03 | -8.74 | <0.001 |
Pubescence x Smoke | 0.11 | 0.08 | 1.36 | 0.173 |
Pubescence x 80°C | 0.44 | 0.07 | 5.67 | <0.001 |
Pubescence x 100°C | 0.16 | 0.11 | 1.50 | 0.132 |
Shape (length:width) | -0.20 | 0.15 | -1.40 | 0.161 |
Shape x Smoke | -0.29 | 0.30 | -0.98 | 0.325 |
Shape x 80°C | -2.19 | 0.29 | -7.64 | <0.001 |
Shape x 100°C | -1.06 | 0.39 | -2.68 | 0.007 |
Seed survival (%) | ||||
Smoke | -0.69 | 0.14 | -4.97 | <0.001 |
80°C | -1.29 | 0.13 | -9.95 | <0.001 |
100°C | 5.66 | 0.13 | -44.00 | <0.001 |
Pubescence | -0.11 | 0.035 | -3.23 | 0.001 |
Pubescence x Smoke | 0.63 | 0.15 | 4.06 | <0.001 |
Pubescence x 80°C | 0.66 | 0.14 | 4.60 | <0.001 |
Pubescence x 100°C | -0.25 | 0.15 | -1.73 | 0.083 |
Shape (length:width) | -0.02 | 0.09 | -0.29 | 0.774 |
Shape x Smoke | -3.31 | 0.61 | -5.43 | <0.001 |
Shape x 80°C | -2.34 | 0.56 | -4.17 | <0.001 |
Shape x 100°C | -0.11 | 0.55 | -0.20 | 0.844 |
Significant P-values are are highlighted in bold (P < 0.05; GLMM and z-test).