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Table 2 Correlation of GY with yield component traits and heritability of GY and related traits under RS and NS in DS2009 and DS2010

From: qDTY 1.1 , a major QTL for rice grain yield under reproductive-stage drought stress with a consistent effect in multiple elite genetic backgrounds

Correlation Heritability
Population Year DTF PH BIO HI DTF PH BIO GY HI
N22/Swarna 2009RS -0.42** 0.51** 0.63** 0.64** 0.66 0.86 0.53 0.54 0.56
  2009NS 0.23** 0.33** 0.54** 0.26** 0.81 0.85 0.54 0.55 0.54
  2010RS -0.05 0.35** 0.25** 0.48** 0.83 0.78 0.38 0.50 0.53
  2010NS 0.18* 0.35** 0.46** 0.25** 0.82 0.84 0.58 0.66 0.39
N22/IR64 2009RS -0.36** 0.43** 0.68** 0.18** 0.74 0.93 0.45 0.67 0.73
  2009NS 0.04 0.54** 0.67** 0.41** 0.91 0.83 0.58 0.63 0.62
  2010RS -0.40** 0.25** 0.26** 0.56** 0.76 0.94 0.23 0.56 0.57
  2010NS 0.23** 0.50** 0.53** 0.44** 0.77 0.84 0.48 0.67 0.58
N22/MTU1010 2009RS -0.52** 0.35** 0.50** 0.54** 0.80 0.92 0.37 0.56 0.67
  2009NS -0.11 0.25** 0.58** 0.35** 0.60 0.74 0.46 0.61 0.61
  2010RS -0.42** 0.29** 0.25** 0.49** 0.76 0.75 0.34 0.62 0.75
  2010NS 0.35** 0.19* 0.62** 0.50** 0.76. 0.77 0.40 0.76 0.45
  1. *Significance at 5%; **Significance at 1%.