Table 2. Phenotypic correlations among traits calculated using the across-environment genotype BLUPs.
FLSG | GSQM | GW | HD | HT | MAT | NDVI | PROT | SPH | SSQM | STARCH | TKW | TWT | YLD | |
FLSG | 1 | |||||||||||||
GSQM | 0.01 | 1 | ||||||||||||
GW | 0.27* | 0.64* | 1 | |||||||||||
HD | -0.43* | 0.14* | -0.06 | 1 | ||||||||||
HT | -0.18* | -0.16* | -0.21* | 0.15* | 1 | |||||||||
MAT | 0.18* | 0.26* | 0.19* | 0.71* | -0.07 | 1 | ||||||||
NDVI | 0.05 | 0.05 | 0.08 | 0.12 | 0.13 | 0.10 | 1 | |||||||
PROT | 0.07 | -0.41* | -0.39* | -0.15* | 0.11 | -0.21* | 0.15* | 1 | ||||||
SPH | 0 | 0.48* | 0.40* | 0.12 | 0.02 | 0.21* | -0.20* | -0.39* | 1 | |||||
SSQM | 0.02 | 0.53* | 0.24* | 0.02 | -0.18* | 0.05 | 0.25* | -0.01 | -0.48* | 1 | ||||
STARCH | 0.20* | 0.30* | 0.32* | -0.04 | -0.23* | 0.19* | -0.12 | -0.62* | 0.29* | 0.01 | 1 | |||
TKW | 0.25* | -0.66* | 0.14 | -0.24* | -0.01 | -0.13 | 0.01 | 0.15* | -0.24* | -0.43* | -0.07 | 1 | ||
TWT | 0.04 | -0.22* | -0.19* | -0.28* | 0.18* | -0.31* | -0.08 | 0.25* | -0.20* | -0.02 | -0.25* | 0.10 | 1 | |
YLD | 0.32* | 0.36* | 0.58* | 0.18* | -0.08 | 0.48* | 0.13 | -0.45* | 0.33* | 0.03 | 0.41* | 0.11 | -0.20* | 1 |
FLSG flag leaf stay green; GSQM grains per square meter; GW grain weight; HD heading date; HT plant height; MAT physiological maturity date; NDVI normalized-difference vegetation index at Zadok’s GS25; PROT wet chemistry-validated whole-grain protein content; SPH seeds per head; SSQM spikes per square meter; STARCH whole-grain starch content; TKW thousand kernel weight; TWT test weight; YLD grain yield
* Correlation significant at the 0.01 level