forms a cavity and covers it with its excrement, creating a type of cell, to be used later when it begins its metamorphosis. It develops a shiny white…
North America, where it is regarded as the main pest of maize. Nowadays it is present in many European countries, including Italy, where it is…
horticulturalists due to its resistance to nearly all insecticides, and its ability to develop on wild vegetation during the summer. It is highly…
American serpentine leaf miner (Liriomyza trifolii) eats its way outwards from its egg, so that its mines join to form small plates. In various other…
or live inside fruit or flowers. It is these webs that cause the leaves to curl. Many of these webs are empty, and it is thought that the caterpillars…
features are its size in the final instar (approximately 35 mm) and its longitudinal stripes on the body. When the larva has fully developed, it stops…
on the floor of poultry houses. It has long been known as a common pest worldwide, and while its origins are unclear, it was likely carried out of…
throughout the world. It causes damage in (sub-)tropical areas especially. The tobacco whitefly ( Bemisia tabaci ) is feared because of its high level…
autumn and produce eggs to overwinter). It is also holocyclic in parts of Europe, whereas throughout most of the world it is anholocyclic (i.e. only…
now present wherever its cruciferous hosts exist and it is considered to be the most universally distributed lepidopteran species. It is highly…
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