european corn borer scientific name

For assistance with a specific problem, contact your local Cooperative Extension Center. North Carolina State University Cooperative Extension Service 0000001665 00000 n Revised: Sept. 16, 2019. commitment to diversity. As the borers mature, they bore into the host plant stalk to feed and they eventually pupate inside. 0000004875 00000 n Pheromone traps are frequently used to monitor this pest in other crops, but it is unlikely that trapping would yield useful information for management in strawberries. 0000005175 00000 n

Y����e�. N.C. While some insecticides are effective against European corn borer, these must be carefully timed to egg hatch. 0000002080 00000 n The body is covered with numerous dark spots and the head is black. Male moths are slightly 0000009485 00000 n 0000001531 00000 n The eggs resemble tiny fish scales in shape and arrangement. Cooperative Extension prohibits discrimination and harassment regardless of age, color, disability, family and marital status, gender identity, national origin, political beliefs, race, religion, sex (including pregnancy), sexual orientation and veteran status.
0000008726 00000 n A&T State University. As hatch approaches, the dark black heads of the larvae become visible at the centre of each egg. 0000341155 00000 n %PDF-1.5 %����

Adults are straw-colored moths with a 1-inch wingspread. University of Arkansas, 0000008089 00000 n 0000205036 00000 n Since its initial discovery in the Americas, th…
… Sap beetle larvae also have distinct heads and three forelegs, but sap beetles have bristles which are absent on European corn borer larvae. trailer <<6775062cb01e11d9aec9000a95bb1a70>]>> startxref 0 %%EOF 23 0 obj<>stream 0000340582 00000 n 0000009241 00000 n

First found in North America near Boston, Massachusetts in 1917, European corn borer, Ostrinia nubilalis(Hübner), now has spread as far west as the Rocky Mountains in both Canada and the United States, and south to the Gulf Coast states. Common name— European corn borer Scientific name—Ostrinia nubilalis Appearance Full-grown larvae of the European corn borer range in length from 3⁄4 to 1 inch and vary in color from gray to creamy white. If European corn borer damage is often detected after larvae have tunneled into fruit, pesticides will be ineffective, and removal of damaged fruit is the most effective option.

European corn borer caterpillars are cannibalistic (This explains why only one or two borers are found in a pot of mums even though the moth laid dozens of eggs.). 0000010105 00000 n 0000008926 00000 n European corn borer is thought to have originated in Europe, where it is widespread. 0000008441 00000 n After the borers are in the stalk it is essentially too late to control them other than cutting out and destroying infested stems. 0000002139 00000 n 0000223483 00000 n They are laid in clusters of approximately 30. The insect is native to Europe, originally infesting varieties of millet, including broom corn. 0000003512 00000 n N.C. This pest overwinters in the stalk, so destroying the stalks of corn, dahlia, mums and weeds in the area should help to suppress next season's population. The European corn borer adult, Ostrinia nubilalis, is a yellowish brown snout moth that first appears in late spring.

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