About one-third of the larvae in Jeffrey’s field were not western bean cutworm. These pests had yellow and greenish bodies, a tan-coloured head and distinctive black dots along their body.
by BERNARD TOBIN
Jeffrey had assumed that all the pests chewing on his corn were western bean cutworm (WBC). But on closer examination, about one-third of the larvae were actually corn earworm (CE). Feeding patterns of the two pests are similar.