Cultivar

Treatment

Plant height (cm)

Panicle length (cm)

Grains panicle⁻¹

1000 grain weight (g)

Grain yield (t∙ha−¹)

R. Bhagwati

Ambient CO₂

129

28.12

198

22.19

3.91

Elevated CO₂ (25% higher > Ambient

137

30.48

215

23.90

4.52

Elevated CO₂ + Elevated Temp (2˚C)

157

29.94

207

22.91

4.26

Elevated Temp (2˚C) > Ambient

149

27.96

194

17.48

3.19

IR64

Ambient CO₂

132

28.56

218

23.68

3.78

Elevated CO₂ (25% higher > Ambient

142

30.74

242

25.03

4.23

Elevated CO₂ + Elevated Temp (2˚C)

160

29.46

219

24.14

4.02

Elevated Temp (2˚C) > Ambient

155

28.6

198

18.69

3.42

IR83376-B-B-24-2

Ambient CO₂

153

31.32

228

24.09

4.18

Elevated CO₂ (25% higher > Ambient

166

35.14

245

27.01

4.81

Elevated CO₂ + Elevated Temp (2˚C)

177

32.16

233

25.08

4.49

Elevated Temp (2˚C) > Ambient

170

28.96

231

20.52

3.9

IR84895-B- 127-CRA-5-1-1

Ambient CO₂

93

19.88

109

21.77

3.56

Elevated CO₂ (25% higher > Ambient

95

20.42

115

22.07

3.88

Elevated CO₂ + Elevated Temp (2˚C)

104

20.14

113

22.04

3.70

Elevated Temp (2˚C) > Ambient

103

19

104

17.10

2.91

Factors

O

V

OXV

O

V

OXV

O

V

OXV

O

V

OXV

O

V

OXV

LSD (p = 0.05)

3.57

3.57

7.14

1.14

1.14

2.29

8.97

8.97

17.94

0.53

0.53

1.06

0.10

0.10

0.20

SEm+

1.78

1.78

3.57

0.57

0.57

1.15

4.49

4.49

8.98

0.24

0.24

0.49

0.04

0.04

0.09

CV (%)

4.06

6.60

7.39

2.23

2.47