Evaluation of the resistance of three maize varieties to Spodoptera frugiperda (J.E. Smith) and Ostrinia nubilalis Hübner in the Tonkpi region (Man, Côte d’Ivoire)

Bulletin of the National Research Centre

Table 3 Weight of attacked cobs by Ostrinia nubilalis and yield loss due to Spodoptera frugiperda and Ostrinia nubilalis larvae

Maize varieties	Weight of healthy cobs (kg)	Weight of attacked cobs (kg)	Weight of 100 cobs harvested (kg)	Weight loss (%)
EV8766 SR-MRP	25.00a ± 1.843	2.833b ± 0.823	27.833a ± 1.469	10.228b
PR9131-SR	20.41b ± 0.735	4.950a ± 1.321	25.367b ± 1.593	19.338a
CEW-SR	18.91b ± 2.792	4.517a ± 1.154	23.433b ± 1.794	19.338a
F	15.401	3.184	11.059	4.218
p	0.000	0.07	0.001	0.035

SE Standard error
The means assigned to the same letter within the same column are not significantly different (Fisher test (LSD), p < 5%)