Proximate Chemical Analysis and Effect of Age and Height of Oxytenanthera abyssinica on Fiber Morphology and Chemical Compositions for Pulp and Paper Production Potential

Table 3

Basic density and moisture content of Oxytenanthera abyssinica.

Location	Statically value	Mean basic density (g/ml)	Mean moisture content (%)
Top samples (TS)	N	6	6
		^a	^a
	95% CIL	0.15	8.20
	95% CIU	1.65	9.26
Middle samples (MS)	N	6	6
		^b	^b
	95% CIL	0.56	8.61
	95% CIU	0.74	10.2
Bottom samples (BS)	N	6	6
		^c	^c
	95% CIL	0.27	9.64
	95% CIU	0.58	10.34
The average value	N	18	18
		^b	^b
	95% CIL	0.46	9.01
	95% CIU	0.86	9.73

Where: STD: standard deviation, CI: confidence interval, N: number of sample, and : mean value. All data were examined more than three times, and the mean value ± SD was used. The value in a, b and C are significantly difference (P ≤ 0.05) with confidence limit of 95%.