| Model | Details | df | AIC | ΔAIC |
|---|---|---|---|---|
| 1 | Richness ~ 1 | 2 | 6029.05 | 769.73 |
| 2 | Richness ~ Soil type | 5 | 6029.51 | 770.19 |
| 3 | Richness ~ Habitat | 8 | 5549.76 | 290.44 |
| 4 | Richness ~ Season | 3 | 6030.88 | 771.57 |
| 5 | Richness ~ GCv | 3 | 5501.59 | 242.28 |
| 6 | Richness ~ Habitat + Season | 9 | 5551.53 | 292.21 |
| 7 | Richness ~ Habitat + GCv | 9 | 5312.27 | 52.95 |
| 8 | Richness ~ GCv + Herbs | 4 | 5489.96 | 230.64 |
| 9 | Richness ~ Habitat + Season + GCv | 10 | 5313.95 | 54.64 |
| 10 | Richness ~ Habitat + Season + GCv + Soil type | 13 | 5259.31 | 0.00 |
| 11 | Richness ~ Habitat +Season + GCv + Soil type + BD | 14 | 5260.42 | 1.11 |
| 12 | Richness ~ Habitat + Season + GCv + Soil type + BD + Herbs | 14 | 5260.73 | 1.42 |
| 13 | Richness ~ Habitat + Season + Habitat*Season + GCv + Soil type | 19 | 5263.10 | 3.79 |
| 14 | Richness ~ Habitat + Season + Habitat*Season + GCv + Soil type + BD + Herbs | 20 | 5264.22 | 4.91 |
| 15 | Richness~ Habitat + Season + Habitat*Season + GCv | 16 | 5318.19 | 58.87 |
Abbreviations: GCv, ground cover; BD, bulk density; Herbs, herb density.
Bold indicates: significant at 0***.