Effects of Varieties and Nitrogen Fertilizer on Yield and Yield Components of Maize on Farmers Field in Mid Altitude Areas of Western Ethiopia
Table 2
Effects of varieties and nitrogen rate on mean leaf area and leaf area index of maize on farmer’s field around Bako Tibe, western Ethiopia.
Varieties
Leaf area (cm2)
Leaf area index
2013
2014
mean
2013
2014
Mean
F-1
F-2
F-3
F-4
F-5
F-6
F-1
F-2
F-3
F-4
F-5
F-6
BH-540
6513
5243
6644
7746
6360
7734
6707
3.47
2.80
3.54
4.13
3.39
4.13
3.58
BH-543
7009
6347
7402
6876
6900
7193
6955
3.74
3.39
3.95
3.67
3.68
3.84
3.71
BH- 661
7488
6489
7385
7342
7969
6800
7246
3.99
3.46
3.94
3.92
4.25
3.63
3.86
BH-660
7793
5935
7756
6171
6897
8122
7112
4.16
3.17
4.14
3.29
3.68
4.33
3.79
BH-140
7217
6965
6944
6162
6834
6630
6792
3.85
3.71
3.70
3.29
3.64
3.54
3.62
BH-543
6026
6390
6655
4837
6594
4315
5803
3.21
3.41
3.55
2.58
3.52
2.30
3.09
LSD (5%)
1128
1418.2
NS
NS
817.97
NS
985.56
0.602
0.7564
NS
NS
0.4363
NS
0.5257
CV (%)
12.91
18.87
14.53
18.64
9.64
25.61
16.48
12.91
18.87
14.53
18.64
9.64
25.61
16.48
N (kg ha−1)
50% RR
7234
6248
6922
6486
7094
6624
6768
3.86
3.33
3.69
3.46
3.78
3.53
3.61
100% RR
7174
6144
7530
7232
6890
7968
7156
3.83
3.28
4.02
3.86
3.67
4.25
3.82
Control
6026
6390
6655
4837
6594
4315
5803
3.21
3.41
3.55
2.58
3.52
2.30
3.09
LSD (5%)
NS
NS
NS
NS
NS
NS
383.05
NS
NS
NS
NS
NS
NS
0.2043
CV (%)
12.91
18.87
14.53
15.74
9.64
25.61
16.48
12.91
18.87
14.53
15.74
9.64
25.61
16.48
F-1–F6 = farmers’ names (Takele Uluma, Adisu Fufa, Adisu Likessa, Mulatu Shukar, Tesfaye Tsagaye, and Gutu Tolera), NS = nonsignificant difference at 5% probability level; 50% and 100% RR = half and full doses (55 and 110 kg N ha−1) recommended for maize.
