Beet armyworm
crop. With a substantial population of caterpillars, the damage can spread to the stems, and in the worst cases to the fruit. This often leads to the entire [...] a regular problem for horticulturalists due to its resistance to nearly all insecticides, and its ability to develop on wild vegetation during the summer [...] migrate to the top of the plant where they feed mainly on the growing tips. They produce large holes in the leaf, sometimes stripping the leaf down to the