Table 3.

Correlation between Cl⁻ concentrations and shoot growth parameters for hybrids grown in SC (Experiment 2)

Shoot growth parameter	Cl− concentration (mmol g−1 DW)	r	y=a+bx	b±SE	P
Shoot length at stress start (cm)	Lamina	0.136	y=0.103–0.3×10−3x	–0.3×10−3±0.1×10−3	0.01
	Petiole	0.182	y=0.290–0.8×10−3x	–0.8×10−3±0.2×10−3	<0.001
Shoot growth (length from tag to tip, cm)	Lamina	0.249	y=0.141–0.4×10−3x	–0.4×10−3±0.1×10−3	<0.001
	Petiole	0.321	y=0.399–1.1×10−3x	–1.1×10−3±0.2×10−3	<0.001
Shoot length at harvest (cm)	Lamina	0.222	y=0.131–0.2×10−3x	–0.2×10−3±0.5×10−4	<0.001
	Petiole	0.292	y=0.371–0.6×10−3x	–0.6×10−3±0.1×10−3	<0.001
Shoot dry weight (g)	Lamina	0.003	y=0.081–1.1×10−5x	–1.1×10−5±2.0×10−4	0.96
	Petiole	0.041	y=0.229–0.4×10−3x	–0.4×10−3±0.5×10−3	0.44

r=correlation coefficient; a=the intercept; b=the slope.