Effect of Blended Nitrogen, Phosphorus, Sulfur, Boron, and Potassium Fertilizer Rates on Growth and Yield of Maize (Zea mays L.) at Sodo Zuriya District, Southern Ethiopia
Table 5
Effect of blended NPSB and K fertilizer rates on length of ear, ear diameter, rows per ear, seeds per row, seeds per ear, and TSW of maize at Shela Borkoshe during 2019 to 2020 cropping seasons.
NPSB rates (kg/ha)
K rates (kg/ha)
Ear length (cm)
Ear diameter (cm)
Rows per ear
Seeds per row
Seeds per ear
TSW (g)
0
0
14.68J
4.90
12.26
17.40i
214.13i
33.03 j
30
17.80I
4.92
12.13
22.07h
264.93hi
35.90ij
60
21.23h
5.10
12.53
25.40gh
318.13g
45.80i
90
21.50h
5.16
12.93
25.53g
332.13fg
61.04h
50
0
25.17g
5.16
12.40
25.40gh
314.93gh
76.74g
30
25.80fg
5.16
13.73
26.07g
361.47fg
88.24f
60
26.20ef
5.16
13.87
26.53g
364.53g
97.82ef
90
26.77e
5.16
13.47
28.33fg
381.20ef
101.23e
100
0
27.00e
5.16
14.00
30.07f
420.40de
104.41e
30
28.90d
5.16
13.60
31.07ef
420.93de
104.41e
60
30.10c
5.30
13.60
33.67de
462.27d
132.99c
90
30.60bc
5.32
14.40
36.73cd
528.67c
140.64bc
150
0
30.80bc
6.05
14.40
38.47bc
554.00bc
145.30b
30
31.00bc
6.05
14.67
38.80bc
568.00bc
145.38b
60
31.47b
6.71
14.53
44.86a
597.20b
150.17b
90
32.58a
8.08
15.73
44.88a
705.87a
160.67a
LSD (0.05)
0.94
NS
NS
3.40
52.30
9.91
NPSB rates mean
0
18.80d
5.02d
12.47d
22.60d
282.83d
40.69d
50
25.98c
5.16c
13.37c
26.58c
355.53c
90.11c
100
29.15b
5.24b
13.93b
32.88b
458.07b
123.80b
150
31.46a
6.72a
14.83a
40.80a
606.27a
136.9a
LSD (0.05)
0.47
0.11
0.47
1.70
26.15
4.36
K rates mean
0
24.41d
5.32c
13.27b
27.83d
282.83d
84.95c
30
25.88c
5.38c
13.53b
29.62c
355.53c
95.14b
60
27.25b
5.57b
13.67ab
31.58b
458.07b
106.09a
90
27.86a
5.93a
14.13a
33.83a
606.27a
105.39a
LSD (0.05)
0.47
0.11
0.47
1.70
26.15
4.36
SE±
1.46
0.26
0.46
1.67
25.61
4.83
CV (%)
2.14
1.27
4.14
6.64
7.37
11.47
Values followed by the same letter (s) within a column are not significantly different at 5% probability level. NS: not significant, kg/ha: kilograms/hectare, and SE: standard error.