Studies on pre-treatment by compression for wood drying III: the reduction of moisture content, the recovery rate, and mechanical properties of wood compressed at different moisture content conditions

Journal of Wood Science

Official Journal of the Japan Wood Research Society

Table 1 Significance analysis on RR, MOR, and MOE of wood compressed at different MC conditions

Source of difference		SS	df	MS	F	Sig.
Poplar
RR	Among groups	127.41	7	18.20	1.70	0.12^a
	Within group	705.23	66	10.69
	Total	832.63	73
MOE	Among groups	1.80	8	0.23	0.76	0.64^a
	Within group	21.44	72	0.30
	Total	23.24	80
MOR	Among groups	4008.47	8	501.06	1.55	0.16^a
	Within group	23282.60	72	323.37
	Total	27291.07	80
Chinese fir
RR	Among groups	42.70	6	7.12	1.45	0.21^a
	Within group	278.81	57	4.89
	Total	321.51	63
MOE	Among groups	5.54	7	0.79	1.57	0.16^a
	Within group	32.30	64	0.50
	Total	37.84	71
MOR	Among groups	1418.64	7	202.66	1.27	0.28^a
	Within group	10175.67	64	158.99
	Total	11594.31	71

^aNot significant
RR recovery rate, MOE modulus of elasticity, MOR modulus of rupture, SS sum of squares, df degree of freedom, MS means square, F F test statistic, Sig. significance