Table 1.

Linear correlation coefficients between growth-related parameters (leaf, shoot and root RGR, and leaf RER) and hormonal concentrations and ratios in both leaf 4 and roots on plants grown for 3 weeks on half-strength Hoagland medium in the absence (Control) or presence of 100 mM NaCl

Leaf hormonal parametersa
	Z	ZR	Z+ZR	IAA	ACC	ABA	CK/ACC	CK/ABA	IAA/CK	IAA/ACC	IAA/ABA	ACC/ABA
Leaf RGR	0.52	0.27	0.34	0.97***	−0.39	−0.39	0.21	0.39	0.97***	0.29	0.46	−0.21
Leaf RER	0.48	0.01	0.10	0.82*	−0.20	−0.18	−0.02	0.14	0.96***	0.13	0.26	−0.15
Shoot RGR	0.46	0.84*	0.82*	0.25	−0.36	−0.48	0.63	0.75*	−0.16	0.29	0.53	0.10
Root RGR	0.54	0.93*	0.90**	0.14	−0.48	−0.39	0.66	0.60	−0.33	0.19	0.34	0.07
Root hormonal parametersa
Leaf RGR	−0.26	0.30	0.31	−0.85*	−0.67	−0.46	0.52	0.33	−0.53	0.10	0.31	−0.21
Leaf RER	−0.08	0.08	0.08	−0.72	−0.50	−0.23	0.32	0.15	−0.33	0.05	0.13	−0.22
Shoot RGR	−0.36	0.46	0.50	−0.34	−0.31	−0.48	0.63	0.85**	−0.47	0.19	0.85**	−0.50
Root RGR	−0.23	0.38	0.44	−0.05	−0.45	−0.39	0.65	0.55	−0.33	0.59	0.57	−0.36

^a* P <0.05,** P <0.01, *** P <0.001, n=6–8).