Treatment

Grain yield

(kg·ha⁻¹)

Cob length

(cm)

Cob width

(cm)

100 Seed weight (g)

Harvest Index (HI)

Control

1667

8.6

26.79

23.03

0.37

Full OFA

Full NPK

½ OFA+ ½ NPK

Full OFA+ ½ NPK

2986

4960

4639

4856

10.5

14.2

13.0

13.8

34.82

44.76

40.68

43.74

24.83

28.20

26.55

27.28

0.40

0.50

0.50

0.49

Grand mean

3822

12.0

38.2

25.9

0.48

LSD

492.5

1.48

4.63

2.30

0.06

CV%

12.6

12.1

11.8

8.6

12.0