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Diabrotica undecimpunctata, the spotted cucumber beetle or southern corn rootworm, is a species of cucumber beetle that is native to North America. The species can be a major agricultural pest insect in North America. Spotted cucumber beetles cause damage to crops in the larval and adult stages of their life cycle.
Diabrotica barberi R. Smith & Lawrence, 1967 - northern corn rootworm; Diabrotica barclayi Derunkov, Rocha Prado, Tishechkin & Konstantinov, 2015; Diabrotica balteata LeConte, 1865 - banded cucumber beetle; Diabrotica bartleti Baly, 1890; Diabrotica beniensis Krysan & Smith, 1987; Diabrotica biannularis Harold, 1875; Diabrotica bilineata Baly, 1890
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.
It includes two subspecies, Diabrotica virgifera virgifera (the western corn rootworm) and Diabrotica virgifera zeae (the Mexican corn rootworm). [2]
However, Western corn rootworm adults are longer than striped cucumber beetle adults. Whereas the length of the adult striped cucumber beetle is around 5.25 mm, the length of the western corn rootworm is around 6.3 mm. [3] Furthermore, the black stripes of western corn rootworm adults do not fully span across the entire elytra, but begin to ...
More than 80 farms in the U.S. and Canada have teamed up with Peanuts Worldwide to create “Peanuts”-themed mazes to celebrate the beloved strip's 75th birthday this summer and fall. “All of ...
Stem rot (southern blight) Sclerotium rolfsii Athelia rolfsii [teleomorph] Verticillium wilt Verticillium albo-atrum Verticillium dahliae. Web blotch (net blotch) Phoma arachidicola = Ascochyta adzamethica Didymosphaeria arachidicola = Mycosphaerella arachidicola. Yellow mold Aspergillus flavus Aspergillus parasiticus. Zonate leaf spot ...
The southwestern corn borer, Diatraea grandiosella, is a moth belonging to the sub-order Heterocera. Like most moths , The southwestern corn borer undergoes complete metamorphosis developing as an egg, larva ( caterpillar ), pupa and adult.