Journal of Wood Science

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 grain	Bark side	Pith side
All trees
On a*
End grain	**	**	**
Edge grain	–	n.s.	n.s.
Bark side	–	–	n.s.
On b*
End grain	**	**	**
Edge grain	–	*	*
Bark side	–	–	n.s.
Conifers
On a*
End grain	*	*	n.s.
Edge grain	–	n.s.	n.s.
Bark side	–	–	n.s.
On b*
End grain	**	**	**
Edge grain	–	*	n.s.
Bark side	–	–	n.s.
Broadleaf trees
On a*
End grain	**	**	**
Edge grain	–	n.s.	n.s.
Bark side	–	–	n.s.
On b*
End grain	**	**	**
Edge grain	–	*	n.s.
Bark side	–	–	n.s.

n.s. not significant
Significance level *p < 0.05, **p < 0.01

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