Table 3. Summary of ANOVA results (F test) for discoloration
| Response | Wood sp (A) | FA treatment (B) |
| L* value | ** | ** |
| a* value | ** | ** |
| b* value | ** | ** |
| Discoloration (ΔE) | ** | ** |
Highly significant difference (p < 0.01).
ANOVA: analysis of variance, FA: furfuryl alcohol.