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Asian lady beetles are slightly larger than ladybugs. Again, ladybugs are bright red, and the lady beetles have variations in their colors. Ladybugs are also round, whereas lady beetles tend to be ...
Asian lady beetles were introduced in the U.S. to help control aphids and other pests that harm agricultural crops. An unintended consequence of their introduction is that the Asian ladybugs out ...
Asian lady beetles were first introduced to North America in the early 1900s to combat aphids. However, because they have no known predator in the United States, they've become an invasive species.
Harmonia axyridis is a large lady beetle or ladybug species that is most commonly known as the harlequin, Asian, or multicoloured Asian lady beetle. This is one of the most variable species in the world, with an exceptionally wide range of colour forms. [ 2 ]
In 1888–1889 the vedalia beetle, Novius cardinalis, a lady beetle, was introduced from Australia to California to control the cottony cushion scale, Icerya purchasi. This had become a major problem for the newly developed citrus industry in California, but by the end of 1889, the cottony cushion scale population had already declined.
Harmonia axyridis (Pallas, 1771) – Asian lady beetle, originally from Nepal, China, Taiwan, Japan, introduced to Western Europe and America; Harmonia antipodum (Mulsant, 1848) – antipodean ladybird, endemic to New Zealand; Harmonia basinotata Bielawski, 1964 – New Guinea; Harmonia bicolor (Blackburn, 1892) – Australia
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