Table 2.
Summary of effects of N and P supply rate, single infection with BYDV-PAV or CYDV-RPV, and co-infection on plant traits (i.e., coordinates of individual plants on principal components [Dim.] 1 and 2) after model averaging.
| Response | Variablesa | Estimateb | Std.Error | Adjusted SE | z value | Pr(>|z|)c | Relative Importance | N containing models |
|---|---|---|---|---|---|---|---|---|
| Dim.1 | (Intercept) | −2.326e+00 | 2.947e-01 | 2.974e-01 | 7.823 | <2e-16 | – | – |
| Nsupply | 1.020e-02 | 8.668e-04 | 8.742e-04 | 11.665 | <2e16*** | 1.00 | 11 | |
| Psupply | −1.845e-03 | 6.505e-03 | 6.559e-03 | 0.281 | 0.779 | 0.36 | 6 | |
| Nsupply :Psupply | −2.309e-05 | 2.784e-05 | 2.811e-05 | 0.821 | 0.411 | 0.05 | 1 | |
| PAV | 1.314e-01 | 3.546e-01 | 3.577e-01 | 0.367 | 0.713 | 1.00 | 11 | |
| RPV | 2.046e-01 | 4.375e-01 | 4.412e-01 | 0.464 | 0.643 | 1.00 | 11 | |
| PAV:RPV | −1.621e+00 | 6.233e-01 | 6.275e-01 | 2.584 | 0.010** | 1.00 | 11 | |
| PAV:Nsupply | −8.329e-04 | 1.490e-03 | 1.502e-03 | 0.555 | 0.579 | 0.31 | 4 | |
| RPV:Nsupply | 1.056e-03 | 1.867e-03 | 1.881e-03 | 0.562 | 0.574 | 0.25 | 4 | |
| PAV:Psupply | −6.894e-03 | 9.496e-03 | 9.589e-03 | 0.719 | 0.472 | 0.05 | 1 | |
| RPV:Psupply | 2.265e-03 | 1.009e-02 | 1.019e-02 | 0.222 | 0.824 | 0.04 | 1 | |
| PAV:RPV:Nsupply | −4.969e-03 | 2.938e-03 | 2.967e-03 | 1.675 | 0.094 | 0.07 | 1 | |
| PAV:RPV:Psupply | NA | NA | NA | NA | NA | NA | NA | |
| Dim.2 | (Intercept) | 1.600e-01 | 3.630e-01 | 3.653e-01 | 0.438 | 0.662 | – | – |
| Nsupply | −1.838e-03 | 1.219e-03 | 1.227e-03 | 1.498 | 0.134 | 0.62 | 15 | |
| Psupply | −5.459e-04 | 1.223e-02 | 1.229e-02 | 0.044 | 0.965 | 0.64 | 16 | |
| Nsupply:Psupply | 6.531e-05 | 3.614e-05 | 3.649e-05 | 1.790 | 0.074 | 0.31 | 6 | |
| PAV | 1.068e-01 | 4.038e-01 | 4.065e-01 | 0.263 | 0.793 | 0.39 | 13 | |
| RPV | 2.033e-01 | 5.325e-01 | 5.357e-01 | 0.379 | 0.704 | 0.41 | 14 | |
| PAV:RPV | −1.274e+00 | 6.217e-01 | 6.277e-01 | 2.029 | 0.042* | 0.23 | 8 | |
| PAV:Nsupply | NA | NA | NA | NA | NA | NA | NA | |
| RPV:Nsupply | NA | NA | NA | NA | NA | NA | NA | |
| PAV:Psupply | NA | NA | NA | NA | NA | NA | NA | |
| RPV:Psupply | 1.308e-02 | 1.367e-02 | 1.380e-02 | 0.948 | 0.343 | 0.08 | 4 | |
| PAV:RPV:Nsupply | NA | NA | NA | NA | NA | NA | NA | |
| PAV:RPV:Psupply | NA | NA | NA | NA | NA | NA | NA |
a
All variables were standardized prior to analysis. Variables of highest relative importance are highlighted in bold.
b
NA is indicated for variables that were not included in any of the models selected within four AICc units of the model with the lowest AIC.
c
Significance of effects is indicated according to a 0.05
(*)
, 0.01
(**)
, and 0.001
(***)
threshold.