Table 1.
The effects of infection and kairomone treatments onDaphnia magnalife history and morphological traits (two-way ANOVAs)
| Dependent variable | Clutch |
Infection (df = 1) |
Kairomone (df = 2) |
Infection × Kairomone (df = 2) |
|||
|---|---|---|---|---|---|---|---|
| F | p | F | p | F | p | ||
| Age at maturity |
|
7.7 |
0.006 |
14.3 |
< 0.001 (F, T) |
0.01 |
0.993 |
| Life span |
|
124.1 |
< 0.001 |
3 |
0.053 |
0.4 |
0.657 |
| Number of offspring |
1 |
17.6 |
< 0.001 |
0.9 |
0.425 |
0.3 |
0.766 |
| |
2 |
38.3 |
< 0.001 |
1.9 |
0.156 |
3.5 |
0.034 |
| |
3 |
101 |
< 0.001 |
3.7 |
0.029 |
0.04 |
0.961 |
| Body length |
1 |
63.6 |
< 0.001 |
19 |
< 0.001 (F, T) |
4.2 |
0.017 |
| |
2 |
124.8 |
< 0.001 |
18.7 |
< 0.001 (F, T) |
1.4 |
0.261 |
| |
3 |
130 |
< 0.001 |
17.7 |
< 0.001 (F, T) |
0.3 |
0.706 |
| Offspring |
1 |
14.7 |
< 0.001 |
12.3 |
< 0.001 (F, T) |
0.9 |
0.411 |
| body length |
2 |
1,7 |
0.197 |
11.8 |
< 0.001 (F) |
1.2 |
0.307 |
| 3 | 70.9 | < 0.001 | 18.8 | < 0.001 (F) | 3.7 | 0.030 | |
Significant values are given in bold. The exact occurrence of significant differences between the kairomone treatments and the control are given as “F” or “T” for the fish and Triops treatment, respectively.