Color measurements according to three sections of wood

Hirata, Seiji; Hayashi, Saori; Ohta, Masamitsu

doi:10.1186/s10086-020-01883-2

Journal of Wood Science

Official Journal of the Japan Wood Research Society

Table 3 Measured lightness L* and hue/saturation (a, b) in L* a* b* color space

From: Color measurements according to three sections of wood

Serial numbers		End grain			Edge grain			Bark side			Pith side
Serial numbers		L*	a*	b*	L*	a*	b*	L*	a*	b*	L*	a*	b*
1	Conifers	56.70	10.21	23.39	68.17	9.33	31.44	67.06	10.20	35.60	65.07	12.02	32.12
2		76.95	5.50	30.22	80.62	3.96	34.90	80.12	4.36	34.90	79.49	4.65	35.31
3		64.76	6.89	23.98	71.54	6.85	32.12	75.32	3.27	28.18	67.95	7.84	32.65
4		64.26	8.06	23.91	74.08	6.97	29.67	73.12	7.35	30.78	75.30	6.88	27.92
5		71.30	6.62	22.84	78.77	3.92	23.36	72.17	6.60	25.02	74.28	5.71	28.47
6		56.75	13.33	26.61	71.40	9.07	26.28	64.43	13.22	28.67	69.37	9.79	28.84
7		66.05	7.30	20.86	73.68	8.12	28.49	69.41	9.69	30.88	70.82	10.08	28.84
8		66.32	5.55	19.90	77.68	3.99	25.36	78.63	2.95	25.06	77.46	3.67	26.96
9		58.70	9.46	25.52	72.63	6.13	26.11	74.49	3.48	25.14	60.41	14.47	23.78
10		69.90	7.81	27.24	81.21	3.06	26.48	83.75	2.07	26.99	76.44	5.38	28.54
11		65.86	7.69	25.12	78.68	2.98	26.02	77.05	3.27	28.80	75.80	3.36	28.40
12		71.10	4.33	23.83	82.11	1.64	22.32	77.25	2.45	22.25	76.33	3.20	24.08
13		49.98	8.89	17.40	60.96	11.27	25.83	57.98	13.19	27.88	62.09	10.48	26.17
14		57.14	4.46	18.65	69.17	5.32	32.58	71.07	4.75	31.04	72.16	5.53	29.17
15		73.60	6.12	23.85	80.73	4.20	30.26	78.29	4.12	32.65	81.72	2.39	31.00
16		67.09	5.52	21.40	81.09	2.11	26.13	78.62	1.77	29.76	75.04	5.42	27.79
17		49.56	6.12	17.66	59.42	8.85	28.61	63.96	8.81	28.35	63.58	8.23	28.01
18		48.45	5.42	19.18	50.77	7.04	22.48	45.71	7.53	21.31	44.78	7.57	21.09
19		55.51	11.72	23.39	69.71	10.99	29.56	72.77	8.98	28.42	72.26	8.97	30.95
20		57.42	9.40	23.23	72.68	8.48	34.17	70.14	7.95	34.69	70.15	9.43	34.64
21		50.14	12.90	22.48	68.73	9.09	30.16	69.54	8.87	28.59	69.06	8.23	26.43
22		57.50	10.82	24.72	75.18	4.16	32.20	78.78	3.05	31.35	72.45	4.95	31.67
23		63.28	6.58	20.38	71.70	6.85	25.63	73.83	6.06	27.54	70.86	7.15	28.81
24		48.37	8.09	17.78	60.12	13.28	27.76	55.41	12.00	23.80	65.31	11.38	28.15
25		47.02	9.01	18.43	56.97	12.00	26.72	60.45	10.80	28.82	54.20	10.61	27.11
26		67.26	9.78	30.44	78.62	5.18	32.46	76.63	5.46	33.51	77.62	5.84	34.06
27		53.43	12.72	18.54	67.14	12.38	22.09	65.65	12.74	26.41	65.28	12.73	24.63
28		65.22	10.41	25.35	79.70	3.85	24.63	78.90	3.62	27.82	78.28	3.98	29.43
29		61.42	11.68	24.18	77.11	6.56	25.97	71.77	8.20	30.24	77.65	6.50	27.36
30		50.05	6.13	14.71	66.66	7.62	27.96	64.85	6.70	28.87	64.59	7.20	27.96
31	Broadleaf trees	47.77	11.88	22.44	62.02	9.37	28.33	71.47	5.38	26.23	66.71	9.80	27.72
32		55.13	9.24	23.54	61.91	9.29	25.47	59.11	11.24	26.69	62.76	8.73	25.39
33		64.24	3.90	17.12	74.62	2.30	20.71	70.56	3.88	19.80	74.09	3.05	20.50
34		49.16	8.27	19.48	68.05	5.35	20.51	65.97	6.55	22.84	68.80	5.46	21.20
35		58.42	11.90	26.07	70.99	7.98	25.55	68.14	9.42	27.39	68.19	9.50	27.35
36		78.39	3.72	20.49	89.72	-1.43	19.87	83.65	-0.52	23.35	86.67	-1.32	22.04
37		61.08	7.39	18.88	76.99	3.59	22.58	81.79	2.34	22.89	78.93	3.89	21.73
38		54.75	6.52	21.15	63.19	5.57	25.11	67.65	4.86	24.46	62.13	5.65	26.24
39		49.97	9.72	22.27	67.47	7.22	25.02	62.69	8.48	25.32	65.83	7.33	26.14
40		61.72	4.94	20.59	74.67	3.24	23.43	74.58	2.94	23.92	75.24	2.60	23.61
41		42.63	2.32	14.79	56.87	3.26	21.48	53.93	4.07	20.35	49.35	3.45	21.36
42		50.41	10.13	26.19	69.41	6.37	27.42	63.14	7.60	28.04	69.03	6.68	26.40
43		49.67	7.37	16.41	66.42	7.59	20.91	61.83	8.46	24.95	64.36	7.23	25.02
44		59.41	7.81	23.23	71.32	6.74	28.24	69.03	5.45	25.40	71.60	5.17	27.56
45		67.08	5.72	20.85	76.12	3.69	21.88	74.52	4.11	24.31	78.31	2.43	24.00
46		73.45	3.38	24.09	83.49	1.37	18.18	83.05	0.33	17.55	81.46	1.06	18.43
47		56.39	8.39	24.08	74.74	4.31	24.63	78.92	2.59	28.49	72.09	4.67	25.12
48		39.41	5.47	16.48	47.10	6.96	22.47	48.97	6.49	24.06	45.67	7.21	22.71
49		72.34	7.55	31.02	84.24	-0.82	21.37	81.83	0.50	28.01	87.24	-1.21	23.91
50		55.77	8.44	20.28	65.27	8.12	26.39	67.63	8.12	24.57	65.74	8.10	23.87
51		50.67	7.12	20.21	62.89	6.50	26.01	65.40	6.34	24.44	61.79	6.92	25.26
52		62.25	9.40	26.80	70.54	7.28	31.45	72.09	5.37	30.71	72.59	5.25	32.20
53		59.67	11.00	26.09	76.34	4.92	23.30	77.72	4.99	25.60	76.62	5.57	24.64
54		42.45	6.37	16.21	58.77	8.99	27.91	53.85	9.18	26.22	53.22	8.30	23.28
55		55.66	10.11	19.92	73.51	8.37	22.48	74.72	5.69	17.38	70.46	9.32	25.53
56		62.50	8.88	27.27	79.75	3.50	25.10	75.27	3.47	27.73	73.70	3.95	26.37
57		40.30	12.56	20.94	52.97	15.06	25.15	49.40	15.11	27.65	47.54	15.38	26.53
58		49.15	13.76	22.90	77.89	6.53	23.93	74.32	8.40	27.08	69.35	8.36	29.68
59		63.22	7.23	25.81	72.34	6.52	31.37	72.20	6.53	31.63	65.64	8.21	28.19
60		47.62	11.85	19.46	60.86	13.86	28.53	56.17	14.81	29.72	59.55	14.31	27.09

The serial numbers are the same as in Table 1

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