Table 2. Analysis of variance (ANOVA) table displaying F-values, P-values, and Tukey Honestly Significantly Different (THSD) differences between treatments for all measured responses during the ambient and ocean acidification (OA) experiments.
| Response | Ambient experiment |
OA experiment |
||||
|---|---|---|---|---|---|---|
| F-value | P-value | THSD | F-value | P-value | THSD | |
| Blade length RGR | 5.434 | 0.007 | F > 8.4 = 8.1 = 7.8 | 2.356 | 0.100 | |
| Photosynthetic rates | 14.72 | <0.001 | F > 8.1 = 7.8 | 3.840 | <0.001 | 7.8 > F |
| Δ13C | 4.385 | 0.020 | F < 8.1 = 7.8; 8.4 < 7.8 | 4.782 | 0.014 | F < 7.5 |
| rETRmax | 1.435 | 0.264 | 2.680 | 0.080 | ||
| Fv/Fm | 4.551 | 0.015 | 8.4 > 7.8 | 5.500 | 0.008 | F < 8.1 = 7.8 |
| RNA:DNA | 23.170 | <0.001 | F = 8.4 > 8.1 = 7.5 | 0.950 | 0.438 | |
| Total RNA | 9.530 | <0.002 | F = 8.4 > 8.1 = 7.5 | 0.530 | 0.669 | |
| C:N | 8.23 | 0.001 | F = 8.4 = 8.1 < 7.8 | 1.150 | 0.358 | |
Degrees of Freedom = 3 for Treatments and 21 to 17 for residuals. α = 0.05. For THSD, F = Fluctuating treatment, all other treatments named by their mean pHNBS.