Species Specific Responses to Age on Nodule Formation, Seedling Growth, and Biomass Production of Acacia auriculiformis at Nursery Stage

Table 3

Matrix of correlation coefficients () of different variables of nodulation responses and biomass production of A. auriculiformis seedlings.

	Age	NN	LN	SH	RBM	SBM	R/S (gr)	R/S (od)
Age	1
NN	0.96	1
LN	0.94	0.81	1
SH	0.95	0.90	0.92	1
RBM	0.98	0.93	0.94	0.94	1
SBM	0.99	0.96	0.94	0.95	0.97	1
R/S (gr)	0.31	0.32	0.32	0.28	0.12	0.34	1
R/S (od)	0.62	0.54	0.54	0.57	0.76	0.59	−0.54	1

Note: NN: nodule number per seedling, LN: leaf number per seedling, SH: shoot height, RBM: root biomass per seedling, SBM: shoot biomass per seedling, R/S (gr): root shoot ratio of green weight, and R/S (od): root shoot ratio of oven dry weight. indicates statistical significance at < 0.05 and indicates significance at < 0.01.