Table 3. The effect of container types on nitrogen concentration of Q. serrata seedlings grown at sixteen different container types in nursery.

Container types		Concentration (%)			Mass-weighted concentration (mg g-1 dry mass)
Density (No./m2)	Volume (cm3/cavity)	Root	Shoot	Leaf	Seedling
100	220	0.24±0.01 d	0.25±0.06 h	1.21±0.01 f	5.1±0.5 d
	300	0.21±0.01 d	0.29±0.03 gh	1.26±0.14 f	5.8±0.9 d
	380	0.22±0.07 d	0.38±0.15 e-h	1.40±0.17 ef	5.7±0.9 d
	460	0.21±0.03 d	0.30±0.01 gh	1.43±0.22 d-f	5.7±0.4 d
144	220	0.26±0.05 d	0.33±0.02 f-h	1.44±0.17 d-f	6.1±1.1 d
	300	0.20±0.04 d	0.36±0.08 e-h	1.61±0.16 d-f	6.0±0.8 d
	380	0.21±0.04 d	0.56±0.04 de	1.62±0.29 d-f	6.2±0.5 d
	460	0.19±0.03 d	0.64±0.11 d	1.65±0.30 d-f	6.7±1.0 d
196	220	0.33±0.04 d	0.65±0.08 d	1.84±0.07 de	7.9±0.7 d
	300	0.96±0.11 c	1.26±0.18 c	2.45±0.05 bc	13.9±1.3 c
	380	1.48±0.31 b	1.66±0.25 b	2.85±0.55 ab	19.2±3.4 b
	460	2.05±0.19 a	2.41±0.15 a	3.28±0.17 a	24.6±2.2 a
256	220	0.25±0.02 d	0.28±0.01 h	1.63±0.56 d-f	7.2±2.7 d
	300	0.23±0.01 d	0.49±0.03 d-g	1.55±0.14 d-f	6.4±0.3 d
	380	0.29±0.08 d	0.51±0.04 d-f	1.86±0.23 de	7.1±1.0 d
	460	0.27±0.07 d	0.43±0.10 e-g	2.01±0.27 cd	7.2±1.4 d
Density		208.42***	261.77***	35.46***	112.70***
Volume		28.03***	55.59***	7.87***	16.22***
Density × Volume		33.79***	26.80***	2.22*	14.90***

Values are means of 4 replicates±SD. Values with different letters in a column indicate statistical differences among container types at the 5% levels by Duncan’s multiple range test. F values with asterisks are statistical significances in two-way ANOVA.
P≤0.05,
P≤0.01,
P≤0.001 and NS (non-significance) = P<0.05.