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Damage symptoms Large caterpillars feed mainly on the youngest leaves, producing skeletonized leaves, holes and frass on leaves. The caterpillars…
Cucurbitaceae. Life cycle and appearance In Europe, the western corn rootworm produces a single generation each year. The pest overwinters in the soil…
by parthenogenesis, with unfertilized viviparous females continuing to produce new generations of females. Aphids moult four times before reaching…
in older publications) belongs to the family Eriophyidae. It does not produce galls but lives freely (vagrant) on tomato plants. Aculops lycopersici…
to the top of the plant where they feed mainly on the growing tips. They produce large holes in the leaf, sometimes stripping the leaf down to the…
. The tail filaments are always shorter than 20% of body length. They produce little wax, so that the light yellow to pink body is visible through…
whiteflies are usually white or pale yellow in color. This is due to the wax produced by the adults, which is covering their body and wings. Some…
their characteristic "frass," which is a type of waste material that they produce as they feed. The frass looks like small black or white specks on…
by parthenogenesis, with viviparous unfertilized females continuing to produce new generations of females. This is known as an anholocyclic…
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