Treatments

Plant height (cm)

productive tillers m⁻²

No. of grains・spike⁻¹

1000-grain weight (g)

Biological yield (t・ha⁻¹)

Grain yield (t・ha⁻¹)

RUE_TDM (g・MJ⁻¹)

RUE_GY (g・MJ⁻¹)

Irrigation levels (I)

I₁

70.17^b

263.3^b

40.72^b

40.11^b

9.88^b

3.67^b

1.74^b

0.45^b

I₂

76.27^a

283.1^a

44.45^a

45.52^a

13.18^a

5.01^a

1.86^a

0.47^a

I₃

68.77^b

224.2^c

40.29^b

37.39^c

9.15^c

3.26^c

1.68^b

0.45^b

LSD (P = 0.05)

2.4

4.50

1.82

1.25

0.71

0.64

0.06

0.01

Nitrogen rates (N)

N₀

59.40^d

221.5^c

39.23^d

36.63^d

7.13^d

2.39^d

1.62^d

0.44^c

N₁

69.04^c

262.0^b

40.90^c

39.27^c

10.57^c

3.50c

1.74^c

0.46^b

N₂

77.16^b

258.4^b

42.24^b

42.46^b

11.77^b

4.53^b

1.80^b

0.46^b

N₃

82.27^a

285.4^a

44.79^a

45.67^a

13.48^a

5.50^a

1.88^a

0.47^a

LSD (P=0.05)

2.31

5.43

1.21

0.87

0.82

0.34

0.04

0.43