. 2004 May;135(1):384–399. doi: 10.1104/pp.103.035527

Table IV.

Correlation coefficients (r) of plant production traits^a and phenology traits with grain yield at various water levels^b

Trait (Irrigation Treatment)	GY (W0)	GY (W1)	GY (W2)	GY (W3)	GY (W4)
GY (W0)	1.00
GY (W1)	0.76^**	1.00
GY (W2)	0.57^**	0.68^**	1.00
GY (W3)	0.44^**	0.53^**	0.71^**	1.00
GY (W4)	0.45^**	0.44^**	0.49^**	0.61^**	1.00
BY (W0)	0.76^**	0.56^**	0.36^**	0.20^**	0.22^**
BY (W1)	0.59^**	0.77^**	0.46^**	0.29^**	0.21^**
BY (W2)	0.46^**	0.60^**	0.74^**	0.43^**	0.27^**
BY (W3)	0.39^**	0.51^**	0.54^**	0.67^**	0.35^**
BY (W4)	0.41^**	0.48^**	0.36^**	0.33^**	0.66^**
HI (W0)	0.51^**	0.40^**	0.33^**	0.35^**	0.32^**
HI (W1)	0.52^**	0.71^**	0.55^**	0.51^**	0.46^**
HI (W2)	0.45^**	0.50^**	0.80^**	0.64^**	0.50^**
HI (W3)	0.35^**	0.40^**	0.59^**	0.88^**	0.59^**
HI (W4)	0.40^**	0.72^**	0.48^**	0.64^**	0.91^**
DFAIG (W0)	−0.51^**	−0.39^**	0.44^**	0.46^**	−0.53^**
DFAIG (W1)	−0.43^**	−0.46^**	−0.48^**	−0.48^**	−0.49^**
DFAIG (W2)	−0.36^**	−0.38^**	−0.57^**	−0.55^**	−0.46^**
DFAIG (W3)	−0.30^**	−0.33^**	−0.53^**	−0.65^**	−0.52^**
DFAIG (W4)	−0.33^**	−0.36^**	−0.48^**	−0.58^**	−0.72^**
TSN (W0)	0.22^**	0.12^*	0.15^**	0.13^*	0.12^*
TSN (W1)	0.25^**	0.26^**	0.18^**	0.18^**	0.11^ns
TSN (W2)	0.17^**	0.19^**	0.27^**	0.15^*	0.09^ns
TSN (W3)	0.08^ns	0.12^*	0.14^**	0.21^**	0.14^*
TSN (W4)	0.25^**	0.22^**	0.23^**	0.26^**	0.29^**
PSS (W0)	−0.36^**	−0.36^**	−0.37^**	−0.29^**	−0.24^**
PSS (W1)	−0.33^**	−0.33^**	−0.37^**	−0.30^**	−0.24^**
PSS (W2)	−0.29^**	−0.28^**	−0.43^**	−0.37^**	−0.26^**
PSS (W3)	−0.20^**	−0.23^**	−0.40^**	−0.50^**	−0.43^**
PSS (W4)	−0.15^**	−0.20^**	−0.31^**	−0.37^**	−0.40^**
PN (W0)	0.24^**	0.19^**	0.10^ns	0.05^ns	0.09^ns
PN (W1)	0.21^**	0.24^**	0.12^*	0.11^*	0.11^*
PN (W2)	0.16^**	0.19^**	0.15^**	0.05^ns	0.14^*
PN (W3)	0.10^ns	0.12^*	0.12^*	0.09^ns	0.14^*
PN (W4)	0.16^**	0.14^*	0.07^ns	0.07^ns	0.15^**
PH (W0)	0.21^**	0.11^*	0.05^ns	0.04^ns	−0.01^ns
PH (W1)	0.16^**	0.21^**	0.15^**	0.12^*	0.05^ns
PH (W2)	0.13^*	0.20^**	0.29^**	0.23^**	0.11^*
PH (W3)	0.13^*	0.13^*	0.25^**	0.38^**	0.19^**
PH (W4)	0.15^**	0.13^*	0.16^*	0.24^**	0.34^**

For definitions of GY, BY, HI, etc., see Table 2.

For descriptions of W0–W4, see Table 1. ^*, level of significance of correlation (^** significant at 99%; * significant at 95%). ns, not significant.