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Anatomy Of The Adults Of Loxagrotis Albicosta, C.Y. Oseto, T.J. Helms

Papers from the University Studies series (University of Nebraska)

LEPIDOPTERA are divided into the major suborders Monotrysia and Ditrysia (Borner, 1939). The vast majority of Lepidoptera belong to the Ditrysia. The Noctuidae, which is the largest family in the order, is probably the most destructive (Metcalf, et aI., 1962). It includes Loxagrotis albicosta (Smith), the western bean cutworm, originally a pest of field beans, which has become a relatively serious pest of corn in southwestern and central Nebraska (Hagen and Roselle, 1972). Adults emerge from early July to late August, and eggs, which are deposited on the upper sides of corn leaves, hatch in approximately I week. The newly …