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. 2019 Feb 22;14(2):e0208217. doi: 10.1371/journal.pone.0208217

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