Table 4.

Split-plot ANOVA for total biomass and seed weight per plot in Wuhan and Nanchang sites

		Wuhan		Nanchang
	DF	Biomass	Seed weight	Biomass	Seed weight
Infection (I)	1	5.70	249**	4.84	20.8*
Percentage (P)	4	0.43	6.60**	1.45	0.17
I × P	4	0.38	1.61	1. 25	1.15
Density (D)	2	1379***	1943***	729***	147***
I × D	2	3.64*	7.66*	1.11	5.08*
P × D	8	1.07	2.11	1.31	0.90
I× P × D	8	0.51	2.28*	1.31	0.86

^*, ^**and ^*** indicate significant difference at the P < 0.05, P<0.01 and P<0.001 levels.