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Table 6 Genotypic (upper diagonal) and phenotypic (lower diagonal) correlations among traits for 36 brown-seeded tef genotypes

From: Grain yield variation and association of major traits in brown-seeded genotypes of tef [Eragrostis tef (Zucc.)Trotter]

Variable DPE GFP DM PH PL CL SB GY HI LI
DPE 1 0.77** −0.22 ns 0.60** 0.59** 0.54** 0.13 ns −0.22 ns −0.46** −0.55**
DM 0.89** 1 0.44** 0.64** 0.55** 0.64** −0.004 ns −0.31 ns −0.45** −0.42*
GFP 0.71** 0.95** 1 0.14 ns 0.01 ns 0.2 1 ns −0.2 1 ns −0.19 ns −0.08 ns 0.10 ns
PH −0.02** −0.03 ns −0.04 ns 1 0.91** 0.96** 0.08 ns −0.17 ns −0.34* −0.47**
PL 0.73** 0.68** 0.57** 0.39** 1 0.77** 0.1 6 ns −0.10 ns −0.32 ns −0.43**
CL −0.46** −0.45** −0.40** 0.82** −0.19** 1 0.01 ns −0.20 ns −0.3 1 ns −0.44**
SB 0.23** 0.36** 0.40** 0.17* 0.14* 0.09 ns 1 0.77** 0.15 ns −0.12 ns
GY 0.55** 0.62** 0.58** −0.22** 0.40** −0.49** 0.56** 1 0.74** 0.02 ns
HI 0.44** 0.41** 0.34** −0.40** 0.36** −0.64** −0.21** 0.68** 1 0.13 ns
LI −0.64** −0.56** −0.45** 0.09 ns −0.57** 0.44** −0.004 ns −0.42** −0.47** 1
  1. DPE days to panicle emergence, DM days to maturity, GFP grain filling period (days), PH plant height (cm), PL panicle length (cm), CL culm length (cm), SB shoot biomass (g/plot), GY grain yield (g/plot), HI harvest index, LI lodging index
  2. * and ** significant at P ~ 0.05 and P ~ 0.01, respectively