Table 2

Coefficients of phenotypic correlation among ten traits
Plant Yield-related traits Quality-related traits
height Grain yield TKW Single ear weight Test weight Falling numbera Total pentosan Soluble pentosan Protein Starch
Plant height - 0.13 0.45** 0.08 −0.05 0.12 0.22** 0.25** −0.02 0.31**
Yield-related traits:
Grain yield 0.30** - 0.13 0.36** −0.10 0.16* −0.11 −0.06 −0.47** 0.32**
TKW 0.46** 0.15* - 0.02 −0.20 −0.09 0.33** −0.33** 0.32** −0.55**
Single ear weight 0.42** 0.54** 0.51** - −0.12 −0.05 −0.09 0.07 −0.33** 0.14*
Quality-related traits:
Test weight −0.25** 0.05 −0.13* −0.27** - −0.06 −0.06 0.09 0.16* 0.23**
Falling numbera −0.14* 0.08 −0.25** −0.13 0.03 - 0.04 −0.03 −0.23** 0.14*
Total pentosan content 0.08 0.00 0.05 −0.06 −0.30** 0.13* - −0.03 0.38** −0.52**
Soluble pentosan content −0.04 −0.02 −0.22** −0.12 −0.32** 0.00 0.14* - −0.07 0.22**
Protein content −0.02 −0.23** −0.13 −0.23** −0.11 0.03 0.10 0.22** - −0.74**
Starch content −0.31** 0.12 −0.20** −0.06 0.50** 0.05 −0.29** −0.25** −0.60** -

Estimated for each of 220 testcross progenies of Pop-A (below diagonal) and Pop-B (above diagonal) across ten (agronomic traits) and six (quality traits) environments.

*,** Significant at the 0.05 and 0.01 probability level, respectively.

aAnalysis across 5 environments.

Miedaner et al.

Miedaner et al. BMC Genomics 2012 13:706   doi:10.1186/1471-2164-13-706

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