Table 1 Heterosis in plant height and internode length in hybrid 309-1/AIM-11

ear

5.34 ± 0.31

5.76 ± 0.25*

5.2 ± 0.25

7.86%

1th internode

14.98 ± 1.94

20.78 ± 4.42**

14.45 ± 1.33

38.72%

2th internode

13.23 ± 1.7

14.85 ± 0.94**

13.07 ± 1.0

12.24%

3th internode

8.98 ± 0.56

9.98 ± 0.62**

8.33 ± 0.3

11.36%

4th internode

6.43 ± 0.15

6.87 ± 0.1**

6.15 ± 0.3

6.84%

5th internode

2.23 ± 0.12

2.35 ± 0.1

2.25 ± 0.11

4.44%

plant height

51.19 ± 7.57

60.59 ± 11.3**

49.25 ± 9.39

18.36%