. 2017 Apr 7;12(4):e0174841. doi: 10.1371/journal.pone.0174841

Table 5. Effects of nitrogen treatments on dry root weight at different stages (g plant^-1).

Nitrogen treatments	V4			R2			R4
Nitrogen treatments	2013	2014	Mean	2013	2014	Mean	2013	2014	Mean
N₀	0.26c	0.29c	0.28d	1.38d	1.63c	1.51d	3.01	3.05c	3.03c
N₂₅	0.36a	0.36b	0.36b	1.87b	1.88b	1.88b	3.11	3.25b	3.18b
N₅₀	0.38a	0.45a	0.42a	1.96a	2.08a	2.02a	3.18	3.37a	3.28a
N₇₅	0.31b	0.33b	0.32c	1.51c	1.83b	1.67c	3.07	3.17b	3.12b
ANOVA Effect
Nitrogen (N)	^**	^**	^***	^*	^**	^**	ns	^*	^**
Year (Y)	^**			^**			^**
N×Y	^*			^*			ns

Means with same letter are not significantly different (P<0.05) using LSD Test.

***, **, *, and ns denote significance at 0.001, 0.01, 0.05 and not significant (P>0.05), respectively.

Table 5. Effects of nitrogen treatments on dry root weight at different stages (g plant-1).