Influence of Spiral Nematodes (Scutellonema spp.) on Maize Performance and Growth under Natural Field Infestation in Mwea, Kenya
Table 3
Leaf area index (LAI), plant height (PHt), number of leaves per plant (NoLP), main ear height, grain yield, and Scutellonema density in control plots (treated with nematicide) and MPWN (maize plots with no nematicide) during trial one (2018) and trial two (2019) in Nyangati study site, Mwea subcounty.
Parameter
Year
Control Mean ± SE
MPWN Mean ± SE
value
value
LAI
2018
1.51a ± 0.243
1.43a ± 0.230
0.595
0.448
2019
1.65a ± 0.391
1.66a ± 0.299
3.619
0.069
PHt (cm)
2018
114.05a ± 21.988
112.11b ± 22.249
4.649
0.041∗
2019
112.30a ± 25.569
92.55b ± 21.220
168.135
<0.001∗∗∗
NoLP
2018
7.15a ± 1.176
6.66b ± 1.082
18.909
<0.001∗∗∗
2019
8.20a ± 1.402
7.44b ± 1.260
84.552
<0.001∗∗∗
Ear height (cm)
2018
82.80a ± 4.384
79.98a ± 1.768
1.428
0.255
2019
94.60a ± 1.133
71.05b ± 3.928
48.203
<0.001∗∗∗
Grain yield (t/ha)
2018
3.83a ± 0.000
3.53a ± 0.446
0.448
0.528
2019
2.99a ± 0.000
2.28b ± 0.0713
99.249
<0.001∗∗∗
Scutellonema
2018
71.50a ± 14.727
67.44a ± 13.542
0.233
0.634
2019
113.75a ± 13.295
153.563a ± 42.528
1.239
0.277
Means within the same row followed by the same letters are not significantly different. ,, and .