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Official Journal of the Japan Wood Research Society

Table 5 Paired t test results of differences between each measuring plane on a* and b* in Fig. 5

From: Color measurements according to three sections of wood

 Edge grainBark sidePith side
All trees
 On a*
  End grain******
  Edge grainn.s.n.s.
  Bark siden.s.
 On b*
  End grain******
  Edge grain**
  Bark siden.s.
Conifers
 On a*
  End grain**n.s.
  Edge grainn.s.n.s.
  Bark siden.s.
 On b*
  End grain******
  Edge grain*n.s.
  Bark siden.s.
Broadleaf trees
 On a*
  End grain******
  Edge grainn.s.n.s.
  Bark siden.s.
 On b*
  End grain******
  Edge grain*n.s.
  Bark siden.s.
  1. n.s. not significant
  2. Significance level *p < 0.05, **p < 0.01