Table 2. Accession effect: linear models of data presented in Fig. 4.
Uptake rate | Factor | F | p-value |
NH4 + | Concentration | 180.33 | <.0001 |
Origin | 24.39 | <.0001 | |
Concentration×origin | 3.03 | 0.0936 | |
NO3 − | Concentration | 45.36 | <.0001 |
Origin | 20.91 | <.0001 | |
Concentration×origin | 4.35 | 0.0469 |