Wood colour variation in sapwood and heartwood of young trees of Tectona grandis and its relationship with plantation characteristics, site, and decay resistance

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Table I

Average dendrometric variables and site locations of each plantation evaluated in the present study.

	Site	Age	Latitude	Longitude	Tree height	Diameter breast	Stand density
Clusters	code	(years)	(N)	(W)	(m)	height level (cm)	(trees ha⁻¹)
1	1	14	N10° 45′ 42′′	W84° 27′ 15′′	25.80	25.60	264
	2	14	N10° 45′ 35′′	W84° 27′ 41′′	16.90	16.90	226
	3	14	N10° 48′ 43′′	W84° 26′ 20′′	22.10	25.30	264
	4	14	N10° 48′ 52′′	W84° 25′ 59′′	15.50	16.30	245
	5	7	N10° 51′ 21′′	W84° 29′ 54′′	18.07	19.90	396
	6	7	N10° 51′ 16′′	W84° 30′ 19′′	14.89	15.34	377

2	7	14	N10° 59′ 03′′	W84° 45′ 04′′	19.10	22.30	188
	8	14	N10° 59′ 09′′	W84° 45′ 05′′	18.10	25.40	151
	9	9	N10° 58′ 46′′	W84° 44′ 45′′	16.13	19.37	318

3	10	11	N11° 05′ 24′′	W85° 27′ 36′′	17.70	21.30	300
	11	11	N11° 04′ 48′′	W85° 27′ 00′′	15.90	18.90	440
	12	10	N11° 06′ 36′′	W85° 28′ 12′′	18.00	22.50	440
	13	10	N11° 06′ 00′′	W85° 28′ 12′′	15.00	18.90	520

4	14	8	N11° 12′ 00′′	W85° 35′ 24′′	13.10	17.80	580
	15	8	N11° 12′ 00′′	W85° 36′ 00′′	16.50	21.10	500
	16	10	N11° 11′ 24′′	W85° 37′ 48′′	14.10	18.70	460
	17	10	N11° 11′ 24′′	W85° 37′ 12′′	19.10	25.10	320
	18	15	N11° 09′ 36′′	W85° 41′ 24′′	22.50	26.50	300
	19	15	N11° 09′ 00′′	W85° 41′ 24′′	21.60	24.20	320

5	20	13	N09° 50′ 49′′	W85° 10′ 52′′	23.20	25.40	172
	21	13	N09° 50′ 18′′	W85° 11′ 02′′	23.30	27.40	160
	22	15	N09° 49′ 19′′	W85° 14′ 40′′	22.00	23.20	328
	23	15	N09° 49′ 56′′	W85° 14′ 32′′	22.10	24.20	338