Table 2. Correlation coefficient (r) between the different physio-biochemical parameters under various concentration of NaCl after 7 days of treatments.

	PRO100	PRO150	PRO200	OP100	OP150	OP200	RWC100	RWC150	RWC200	EC100	EC150	EC200	CHL100	CHL150
PRO150	0.86**	1.00
PRO200	0.88**	0.95**	1.00
OP100	0.86**	0.89**	0.89**	1.00
OP150	0.82**	0.93**	0.96**	0.90**	1.00
OP200	0.90**	0.81**	0.92**	0.81**	0.87**	1.00
RWC100	0.54	0.82**	0.77**	0.84**	0.85**	0.59*	1.00
RWC150	0.87**	0.93**	0.93**	0.85**	0.97**	0.89**	0.73**	1.00
RWC200	0.64*	0.81**	0.78**	0.66*	0.89**	0.69**	0.67*	0.90**	1.00
EC100	−0.54	−0.81*	−0.72**	−0.62*	−0.81**	−0.59	−0.74**	−0.82**	−0.90**	1.00
EC150	−0.44	−0.75*	−0.73**	−0.51	−0.78**	−0.62	−0.68*	−0.79**	−0.83**	0.89**	1.00
EC200	−0.57*	−0.82**	−0.83**	−0.64*	−0.89*	−0.71**	−0.77**	−0.88**	−0.89**	0.85**	0.93**	1.00
CHL100	0.69**	0.47	0.53	0.66*	0.42	0.47	0.29	0.37	0.15	0.02	0.12	−0.09	1.00
CHL150	0.57	0.82**	0.72	0.74	0.77**	0.56	0.76**	0.78**	0.74**	−0.82**	−0.78	−0.72	0.20	1.00
CHL200	0.62*	0.71**	0.67*	0.44	0.69**	0.62*	0.44	0.75**	0.79**	−0.73**	−0.68	−0.79	0.13	0.41

For each parameter, average values of three AtDREB1A transgenic peanut lines along with WT were used. The letters indicate the parameters followed by concentration of NaCl followed by days of exposure to NaCl (e.g. PRO 100, Proline content at 100mM NaCl) (Refer to Table 1).