Dey et al.
Table 4. Effect of nitrogen levels and time of homo-brassinolide application on yield components of hybrid rice
No. of panicles
Panicle
Spikelets
No. of filled grains
Treatment
Fertility %
Test wt (g)
m -2
length (cm)
Panicle -1
panicle -1
Nitrogen levels(kg/ha)
N0
295.8
23.7
174.3
131.5
75.2
22.7
N60
313.7
24.8
176.2
143.7
81.4
22.9
N120
329.1
25.3
183.2
155.0
84.4
23.4
N180
371.4
26.3
198.8
184.3
92.5
23.6
N240
371.0
25.6
189.3
146.2
76.8
23.4
SEm(±)
7.6
0.3
3.2
3.3
0.7
0.1
CD(P=0.05)
22.4
0.8
9.2
9.5
2.1
0.3
Time of homo-brassinolide application
AT
305.46
24.06
167.92
133.29
79.01
22.68
AT+PI
340.40
25.59
187.35
154.53
82.35
23.62
AT+PI+FL
362.86
25.85
197.96
168.67
84.97
23.43
SEm(±)
5.89
0.23
2.48
2.55
0.58
0.08
CD(P=0.05)
17.36
0.67
7.18
7.90
1.68
0.23
Table 5. Effect of nitrogen level and time of homo-brassinolide application on productivity of hybrid rice
Treatment
Grain yield (kg ha -1 )
Straw yield (kg ha -1 )
Harvest index (%)
Nitrogen levels (kg/ha)
N0
3096
5018
38.17
N60
4288
6091
41.39
N120
5166
6702
43.59
N180
6116
7840
43.85
N240
5522
8170
40.35
SEm(±)
38
142
0.40
CD(P=0.05)
111
411
1.16
Time of homo-brassinolide application
AT
4616
6428
41.50
AT+PI
4808
6822
41.01
AT+PI+FL
5090
7403
41.90
SEm(±)
29
110
0.31
CD(P=0.05)
85
318
NS
822