Effect of Irrigation Regimes and Nitrogen Levels on the Growth and Yield of Wheat

Table 1

Effect of irrigation and nitrogen on the yield and yield contributing characters of wheat.

Treatments	Plant height; (cm)	Tillers plant^−1 (no.)	Ears plant^−1 (no.)	Ear length (cm)	Grains ear^−1 (no.)	Grain yield; (t ha^−1)	Straw yield; (t ha^−1)	1000 grain weight (g)
Irrigation
I0 (00 mm)	62.75^b	2.49^b	2.18^b	7.35^b	35.75^b	1.74^d	4.12^d	42.83^b
I1 (100 mm)	65.62^ab	2.85^a	2.53^a	7.78^a	36.82^ab	1.99^c	4.38^c	43.50^ab
I2 (200 mm)	65.87^ab	2.90^a	2.70^a	8.04^a	38.23^a	2.27^a	5.12^a	44.57^a
I3 (300 mm)	67.80^a	2.81^a	2.59^a	7.95^a	38.10^a	2.14^b	4.71^b	44.50^a
𝑃	<0.05*	<0.01**	<0.01**	<0.01**	<0.01**	<0.01**	<0.01**	<0.01**
Nitrogen
N0 (00 kg/h)	63.92	2.63^b	2.40	7.02^b	34.15^b	1.84^c	3.96^c	42.58^c
N1(80 kg/ha)	65.62	2.77^a	2.48	7.98^a	37.37^a	1.97^b	4.53^b	43.50^bc
N2 (100 kg/ha)	64.65	2.83^a	2.53	7.88^a	38.92^a	2.15^a	4.87^a	44.58^ab
N3 (120 kg/ha)	67.75	2.82^a	2.59	8.25^a	38.47^a	2.18^a	4.97^a	44.83^a
𝑃	ns	<0.05**	ns	<0.01**	<0.01**	<0.01**	<0.01**	<0.01**

In a column, having common letters (s) do not differ significantly but dissimilar letter differ significantly. ns, *, **, mean non-significant, significant at 𝑃≤0.05 and 𝑃≤0.01, respectively.