Table 1.
Results of the linear mixed models testing for the effects of nZnO (Zn), test temperature (TTemp) and selection temperature (STemp) on life history and physiological traits of Daphnia magna
Variables | Zn | TTemp | STemp | Zn × TTemp | TTemp × STemp | Zn × STemp | Zn × TTemp × STemp | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
p |
|
p |
|
p |
|
p |
|
p |
|
p |
|
p | |||||||
Life history | ||||||||||||||||||||
Intrinsic growth rate | 31.29 | <0.001 | 11.08 | <0.001 | 17.61 | <0.001 | 13.25 | <0.001 | 45.43 | <0.001 | 0.78 | 0.378 | 0.99 | 0.319 | ||||||
Age at 1st reproduction | 12.19 | <0.001 | 22.19 | <0.001 | 4.76 | 0.029 | 0.76 | 0.383 | 9.33 | 0.002 | 0.19 | 0.663 | 0.19 | 0.663 | ||||||
Early fecundity | 20.09 | <0.001 | 205.56 | <0.001 | 3.44 | 0.063 | 16.02 | <0.001 | 8.43 | 0.003 | 0.19 | 0.663 | 0.87 | 0.351 | ||||||
Physiology | ||||||||||||||||||||
Zn burdens | 92.99 | <0.001 | 1.20 | 0.273 | 1.59 | 0.208 | 5.11 | 0.024 | 5.02 | 0.025 | 2.46 | 0.116 | 0.05 | 0.817 | ||||||
RNA:DNA | 46.20 | <0.001 | 33.97 | <0.001 | 0.60 | 0.425 | 7.93 | 0.005 | 12.23 | <0.001 | 0.95 | 0.329 | 0.19 | 0.665 | ||||||
MTa | 3.59 | 0.058 | 0.81 | 0.370 | 0.49 | 0.483 | 0.00 | 0.996 | 1.98 | 0.159 | 1.66 | 0.198 | 0.42 | 0.516 | ||||||
MTb | 18.21 | <0.001 | 3.46 | 0.063 | 1.40 | 0.236 | 6.57 | 0.010 | 0.47 | 0.495 | 2.50 | 0.114 | 0.41 | 0.522 |
Significant p‐values are marked in bold.