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Table 2 Means for days to flowering (DTF), plant height (PH) and grain yield (GY) of MR219 PLs as compared to MR219 under lowland reproductive stage drought stress and non-stress conditions

From: Marker assisted pyramiding of drought yield QTLs into a popular Malaysian rice cultivar, MR219

Season/Year

Stress

Duration

No. of MR219 PLs

DTF

PH (cm)

 

GY (kg ha-1)

 

Mean MR219 PLs

Mean MR219

Trial H

Mean MR219 PLs

Mean MR219

Trial H

Mean MR219 PLs

RYR (%)

Mean MR219

Trial H

DS2013

Non-stress

Short

108

81

89

0.82

90

104

0.54

6040

93

6639

0.53

DS2013

Drought

Short

108

87

-

0.81

60

-

0.27

397

-

0

0.76

DS2013

Non-stress

Medium

90

85

91

0.75

95

91

0.75

6774

86

5917

0.54

DS2013

Drought

Medium

90

92

-

0.88

71

-

0.36

920

-

0

0.87

DS2014

Non-stress

Medium

525

99

100

0.86

87

97

0.7

7120

91

8319

0.68

DS2014

Drought

Medium

525

90

-

0.78

60

-

0.52

672

-

0

0.58

  1. MR219 did not flower under drought stress
  2. Dry season (DS), Days to 50 % flowering (DTF), and plant height (PH, in cm), broad-sense heritability (H), grain yield (GY, in kg ha−1) and relative yield reduction in RS compared to NS (RYR, in percentage)