Fig. 4From: Need for growing non-Bt cotton refugia to overcome Bt resistance problem in targeted larvae of the cotton bollworms, Helicoverpa armigera and Pectinophora gossypiellaa Mortality percentage of Pectinophora gossypiella by feeding bolls of different cultivars after 90 days of infestation. b Scatter diagram indicating Cry1Ac concentrations inducing larval mortality of Pectinophora gossypiellaBack to article page