Cotton bollworm
polyphagous, feeding on crops such as cotton, sorghum, tomato, sweet corn, beans, soybeans, tobacco, sunflowers and various fruit crops. Among greenhouse [...] fruits or on leaves. They are almost spherical with a flattened base and a diameter of about 0.5 mm. They are at first a shiny yellowish white, with their [...] ) occurs in the tropics and sub-tropics of all continents except for North America. Larvae of the cotton bollworm ( Helicoverpa armigera ) are highly p