Table 5. GLM predicted effects of supplementary feeding treatment, site and environmental variables on total first brood productivity in reed warblers.
Parameter | Estimate ± SE | F | P |
---|---|---|---|
Treatment | 1.14 ± 0.26 | 29.18 | <0.0001 |
April temp | 0.42 ± 0.11 | 12.21 | 0.3716 |
Site | -1.53 ± 0.30 | 10.74 | <0.0001 |
Rain | -0.04 ± 0.01 | 24.99 | <0.0001 |