TABLE 9.

Correlation matrix for physiological traits under control and salt stress conditions.

Variables	Na-Control	Na-15 dS/m	Na-20 dS/m	Na/K-Control	Na/K-15 dS/m	Na/K-20 dS/m	St-Control	St-15 dS/m	St-20 dS/m	Tr-Control	Tr-15 dS/m	Tr-20 dS/m	PH-Control	PH-15 dS/m	PH-20 dS/m	CHL-Control	CHL-15 dS/m	CHL-20 dS/m
Na-Control	1
Na-15 dS/m	0.469	1
Na-20 dS/m	0.451	0.755	1
Na/K-Control	0.723	0.098	0.084	1
Na/K-15 dS/m	0.731	0.812	0.699	0.264	1
Na/K-20 dS/m	0.720	0.541	0.479	0.089	0.837	1
St-Control	0.346	−0.195	−0.087	−0.030	0.109	0.502	1
St-15 dS/m	−0.220	−0.482	−0.508	−0.107	−0.548	−0.310	0.353	1
St-20 dS/m	−0.441	−0.312	−0.241	0.048	−0.484	−0.740	−0.313	0.373	1
Tr-Control	0.333	−0.152	−0.122	−0.012	0.085	0.539	0.435	0.211	−0.710	1
Tr-15 dS/m	0.362	0.494	0.442	−0.270	0.500	0.684	0.273	−0.042	−0.570	0.540	1
Tr-T-20 dS/m–1	−0.484	−0.327	0.132	−0.188	−0.547	−0.594	−0.204	0.135	0.575	−0.362	−0.360	1
PH-Control	0.476	0.614	0.268	0.293	0.533	0.498	−0.005	−0.276	−0.591	0.261	0.145	−0.495	1
PH-T-15 dS/m–1	0.138	0.347	0.198	−0.363	0.451	0.646	0.086	−0.529	−0.871	0.533	0.601	−0.520	0.410	1
PH-T-20 dS/m	0.144	−0.028	0.217	−0.240	0.072	0.458	0.373	−0.219	−0.782	0.709	0.448	0.019	0.244	0.670	1
CHL-Control	0.028	−0.509	−0.429	0.087	−0.187	0.093	0.595	0.117	0.074	0.121	−0.376	0.076	−0.137	−0.112	0.121	1
CHL-15 dS/m	0.380	−0.420	−0.369	0.370	−0.053	0.244	0.808	0.404	−0.002	0.312	−0.132	−0.149	−0.055	−0.246	0.057	0.798	1
CHL-20 dS/m	−0.158	−0.696	−0.662	−0.104	−0.596	−0.164	0.452	0.566	0.057	0.412	−0.094	0.081	−0.347	−0.131	0.200	0.566	0.521	1

Values in bold are different from 0 with a significance level alpha = 0.05; Na+, Sodium concentration; Na + /K +, Sodium to Potassium ratio; St, Stomatal Conductance; Tr, Transpiration rate; PH, Photosynthetic rate; CHL, Chlorophyll content.