Seasonal incidence and abundance of pod borers in fieldbean

Eight pod borers were recorded on fieldbean from Bengaluru and among them, Helicoverpa armigera was the predominant and its incidence was as high as 80.50 larvae per 10 plants during third week of November. The life cycle of Adisura atkinsoni was synchronous with that local photosensitive lablab cultivars. Adisura atkinsoni appears to have changed its life cycle and was observed only during late pod maturing stage with a mean of 42 larvae per 10 plants.