Table 2.

Results of a repeated-measures ANOVA for the effects of N compounds types on SNg and SPg.

		SNg			SPg
species	dosage	AC	AN	AS	AC	AN	AS
L. chinensis	0	7.77 ± 0.53	7.77 ± 0.53	7.77 ± 0.53	1.11 ± 0.09	1.11 ± 0.09	1.11 ± 0.09
L. chinensis	2	10.15 ± 1.22	10.22 ± 0.84	9.21 ± 0.89	1.14 ± 0.18	1.36 ± 0.20	0.94 ± 0.06
L. chinensis	5	12.00 ± 1.26	13.86 ± 1.55	12.52 ± 0.72	1.34 ± 0.21	1.18 ± 0.23	0.98 ± 0.06
L. chinensis	10	11.42 ± 1.50	13.87 ± 0.89	13.21 ± 1.09	1.23 ± 0.22	0.99 ± 0.10	1.13 ± 0.13
L. chinensis	20	13.39 ± 0.61	15.33 ± 1.59	14.13 ± 0.64	1.16 ± 0.11a	0.95 ± 0.10ab	0.76 ± 0.07b
L. chinensis	50	14.24 ± 1.10	16.22 ± 0.80	14.72 ± 0.59	1.09 ± 0.12	0.87 ± 0.13	0.81 ± 0.08
T. lanceolata	0	16.60 ± 2.36	16.60 ± 2.36	16.60 ± 2.36	1.72 ± 0.12	1.72 ± 0.12	1.72 ± 0.12
T. lanceolata	2	17.18 ± 1.32	18.51 ± 2.42	18.44 ± 1.37	1.96 ± 0.20	1.62 ± 0.12	1.64 ± 0.12
T. lanceolata	5	17.98 ± 1.27	19.96 ± 0.55	19.26 ± 1.63	1.71 ± 0.17	1.64 ± 0.86	1.88 ± 0.15
T. lanceolata	10	18.61 ± 0.71b	22.52 ± 1.15a	21.51 ± 1.51ab	1.51 ± 0.66	1.47 ± 0.10	1.30 ± 0.05
T. lanceolata	20	20.60 ± 0.87	21.55 ± 0.91	20.87 ± 0.55	1.49 ± 0.12a	1.29 ± 0.07ab	1.16 ± 0.10b
T. lanceolata	50	23.07 ± 1.17	25.29 ± 2.05	24.21 ± 1.19	1.50 ± 0.12a	1.12 ± 0.09b	1.13 ± 0.10b
P. bifurca	0	10.46 ± 0.30	10.46 ± 0.30	10.46 ± 0.30	1.74 ± 0.04	1.74 ± 0.04	1.74 ± 0.04
P. bifurca	2	10.78 ± 1.46	10.73 ± 1.05	9.02 ± 1.15	1.44 ± 0.12	1.26 ± 0.18	1.51 ± 0.12
P. bifurca	5	11.36 ± 1.02	14.23 ± 1.64	11.62 ± 0.93	1.38 ± 0.09	1.49 ± 0.21	1.92 ± 0.42
P. bifurca	10	12.50 ± 1.72	14.48 ± 1.53	10.45 ± 0.62	1.33 ± 0.20	1.44 ± 0.19	1.01 ± 0.15
P. bifurca	20	14.93 ± 1.72	13.96 ± 1.66	13.52 ± 1.54	1.44 ± 0.20	1.40 ± 0.21	1.12 ± 0.14
P. bifurca	50	16.27 ± 2.42	15.82 ± 1.49	13.27 ± 1.60	1.72 ± 0.24	1.35 ± 0.15	1.14 ± 0.23

Letters indicate the difference in the nitrogen and phosphorus content of stem with different nitrogen type under various nitrogen addition dosage.

Bold characters indicate significant differences.