TABLE 5.
Top linear regression models (ΔAICc < 2) for tuber density and tuber biomass at Dahuchi Lake, a sublake of Poyang Lake, China
| ID | Models | df | AICc | ΔAICc | ωi |
|---|---|---|---|---|---|
| Tuber density | |||||
| 1 | Summer temperature | 3 | 169.35 | 0.00 | 0.13 |
| 2 | Intercept | 2 | 169.65 | 0.30 | 0.11 |
| 3 | Summer temperature + spring temperature | 4 | 170.81 | 1.45 | 0.06 |
| 4 | Spring temperature | 3 | 170.96 | 1.61 | 0.06 |
| Tuber biomass | |||||
| 1 | Intercept | 2 | 99.02 | 0.00 | 0.14 |
| 2 | Summer temperature | 3 | 99.54 | 0.52 | 0.10 |
| 3 | Spring temperature | 3 | 100.34 | 1.32 | 0.07 |
Abbreviations: AICc, Akaike information criterion for small sample size; df, degrees of freedom; ΔAICc, the difference between each model's AICc and the lowest AICc; ωi, Akaike weights.