Table 5. The effect of container types on nitrogen concentration of Z. 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	0.86±0.11 b	0.52±0.12 a-c	1.55±0.06 b-d	9.0±0.8 a-c
	300	0.38±0.02 h	0.30±0.03 e	1.37±0.10 d	6.2±0.7 e
	380	0.41±0.04 gh	0.40±0.03 b-e	1.71±0.24 b-d	7.0±0.7 de
	460	0.74±0.12 b-d	0.36±0.01 c-e	1.60±0.11 b-d	8.1±0.3 cd
144	220	0.78±0.12 bc	0.50±0.11 a-d	1.60±0.17 b-d	9.0±1.1 a-c
	300	0.77±0.05 bc	0.44±0.07 a-e	1.76±0.14 a-c	8.5±0.4 b-d
	380	1.11±0.15 a	0.45±0.04 a-e	1.82±0.07 ab	10.2±0.8 a
	460	0.51±0.09 f-h	0.31±0.03 e	1.62±0.41 b-d	7.3±1.2 de
196	220	0.47±0.09 f-h	0.32±0.01 d-e	1.44±0.16 cd	6.4±0.3 e
	300	0.87±0.02 b	0.59±0.10 a	1.66±0.16 b-d	9.6±0.3 ab
	380	0.78±0.03 bc	0.50±0.19 a-c	2.06±0.36 a	10.2±0.6 a
	460	0.48±0.08 f-h	0.36±0.13 c-e	1.70±0.07 b-d	7.4±0.5 de
256	220	0.68±0.11 c-e	0.47±0.10 a-e	1.54±0.17 b-d	8.2±1.1 b-d
	300	0.55±0.13 e-g	0.40±0.11 b-e	1.77±0.22 a-c	7.8±0.9 cd
	380	0.58±0.10 d-f	0.37±0.02 c-e	1.48±0.12 b-d	7.5±1.0 de
	460	0.83±0.03 bc	0.56±0.10 ab	1.77±0.08 a-c	9.2±0.3 a-c
Density		7.91***	0.44NS	1.37NS	3.84*
Volume		1.13NS	0.58NS	3.45*	1.20NS
Density × Volume		19.47***	4.51***	2.91*	11.44***

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
(non-significance) = P>0.05.