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Western corn rootworm. The Western corn rootworm, Diabrotica virgifera virgifera, is one of the most devastating corn rootworm species in North America, especially in the midwestern corn -growing areas such as Iowa. A related species, the Northern corn rootworm, D. barberi, co-inhabits in much of the range and is fairly similar in biology.
Subtribe: Diabroticina. Genus: Diabrotica. Chevrolat in Dejean, 1836 [1] Diabrotica is a large, widespread genus of beetles in the family Chrysomelidae. Members of this genus include several destructive agricultural pest species, sometimes referred to as cucumber beetles or corn rootworms.
Diabrotica undecimpunctata undecimpunctata – western spotted cucumber beetle [6] In the adult form, it eats leaves of many crops, including squash, cucumbers, soybeans, cotton, beans, and corn. Adult beetles lay eggs in the soil near a cucurbit plant. In a lifetime, females can lay between 150-400 eggs. However, there have been cases in which ...
Diabrotica speciosa. (Germar, 1824) Diabrotica speciosa, also known as the cucurbit beetle and in Spanish as vaquita de San Antonio (this common name is also given to many ladybugs) is an insect pest native to South America. Its larvae feed on the roots of crops. [1][2][3] The cucurbit beetle is also known to transmit several viruses such as ...
Cucumber beetle is a common name given to members of two genera of beetles, Diabrotica and Acalymma, both in the family Chrysomelidae. [1] The adults can be found on cucurbits such as cucumbers and a variety of other plants. Many are notorious pests of agricultural crops. The larvae of several cucumber beetles are known as corn rootworms.
Generally numerous, these metallic green and brown insects are known to feed on over 300 species of plants, including roses, ornamental trees, flower beds, orchards, vineyards and vegetable gardens.
Diabrotica virgifera zeae Krysan & Smith, 1987. Diabrotica virgifera is a species of beetle in the family Chrysomelidae. It is an agricultural pest species that attacks maize. [1] It includes two subspecies, Diabrotica virgifera virgifera (the western corn rootworm) and Diabrotica virgifera zeae (the Mexican corn rootworm). [2]
Genus: Diabrotica. Species: D. barberi. Binomial name. Diabrotica barberi. R. Smith & Lawrence, 1967. Diabrotica barberi, the northern corn rootworm, is a species of skeletonizing leaf beetle in the family Chrysomelidae. It is found in North America. [1][2][3] Adults feed on corn, and, when corn is unavailable, goldenrod pollen.