Table 1.
General linear mixed model results for larval performance measures. Despite a significant difference between the two experiments, the influence of our intended experimental treatments ranged from 4× to 40× stronger (based on F-statistics) than that of temporal replication.
| Source | Variable type | DF | Adjusted sum of squares | Adjusted mean squares | F | P |
|---|---|---|---|---|---|---|
| Average larval period | ||||||
| Treatment | Fixed | 3 | 597,440 | 199,147 | 333.5 | <0.001 |
| Experiment | Random | 1 | 97,4936 | 97,4936 | 8.3 | <0.005 |
| Error | 167 | 99,731 | 597,597 | |||
| Total | 171 | |||||
| Survivorship to pupation | ||||||
| Treatment | Fixed | 3 | 85,126 | 28,375 | 31.5 | <0.001 |
| Experiment | Random | 1 | 97,6837 | 97,6837 | 7.6 | <0.006 |
| Error | 221 | 597,901 | 597,901 | |||
| Total | 225 | |||||
| Average female pupal mass | ||||||
| Treatment | Fixed | 3 | 0.4592 | 0.1531 | 53.4 | <0.001 |
| Experiment | Random | 1 | 0.0384 | 0.0384 | 13.4 | <0.001 |
| Error | 154 | 0.4413 | 0.0029 | |||
| Total | 158 | |||||