Fig. 2From: Assessment of the optimal frequency of insecticide sprays required to manage fall armyworm (Spodoptera frugiperda J.E Smith) in maize (Zea mays L.) in northern GhanaInteraction effect of insecticides and spraying regimes on mean FAW damage to maize plants in the 2019 cropping season. Data are means ± standard error of mean (SEM); LSD: least significant difference at 5% probability threshold; NSO: neem seed oil. Bars that are followed by different letters are significantly different at 5% probability threshold; NSO: neem seed oilBack to article page