Table 4.

Linear correlation (r values) between various physiological characteristics from 62 barley genotypes in glasshouse and laboratory experiments [88].

Parameter	Grain yield	K+ flux	Shoot biomass	Survival rate	Plant height	[CO2]ass	TSW	Tillering
K+ flux	0.67 **	-	-	-	-	-	-	-
Shoot biomass	0.96 **	0.69 **	-	-	-	-	-	-
Survival rate	0.65 **	0.70 **	0.74 **	-	-	-	-	-
Plant height	0.70 **	0.69 **	0.61 **	0.51 **	-	-	-	-
[CO2]ass	0.68 **	0.69 **	0.65 **	0.48 **	0.50 **	-	-	-
TSW	0.72 **	0.70 **	0.70 **	0.63 **	0.74 **	0.48 **	-	-
Tillering	0.48 **	0.26 *	0.51 **	0.16	0.23	0.25 *	0.33 *	-
Germination	0.29 *	0.21	0.31 *	0.33 **	0.16	0.02	0.38 **	0.20

^**p < 0.01;

^*p < 0.05;

TSW: thousand-seed weight; [CO₂]ass: CO₂ assimilation.