BMC Genomics

Table 2 Coefficients of phenotypic correlation among ten traits

From: Genetic architecture of complex agronomic traits examined in two testcross populations of rye (Secale cereale L.)

	Plant	Yield-related traits			Quality-related traits
	height	Grain yield	TKW	Single ear weight	Test weight	Falling number^a	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 number^a	−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.

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