Figure 3

Effect of insecticide treatments on the weekly (mean ± SE) numbers of P. xylostella following different planting dates. Control = no insecticidal application, VF-5 = Voliam Flexi application every 5th day, VF-10 = Voliam Flexi application every 10th day, VF-15 = Voliam Flexi application every 15th day, NA-7 = NeemAzal application every 7th day, NSE-7 = Neem seed extract application every 7th day. Arrows indicate when the pest population reached a peak in the untreated plots.