the largest of all lepidopteran families. Most adults of this family are nocturnal. The caterpillars mostly pupate in the ground. Another family…
pests. The leaf miner species that cause damage in horticultural crops are mostly polyphagous; that is, they feed on many crops. However, this is not…
having spread to many countries within the last 30 years. The thrips have mostly been able to spread as a consequence of the trade in foliage plants.…
horticulture. The Western flower thrips ( Frankliniella occidentalis ) is the most damaging species. Thrips form the order Thysanoptera, a name that…
scales) or with waxy threads (mealybugs). They suck the sap of plants and are mostly host plant specific. Apart from the damage they cause by sucking…
themselves can shrivel. Onion thrips (Thrips tabaci) is found mostly along the main leaf veins, with most damage evident where these veins join. Fruit…
brown. Full grown larvae are 30 to 40 mm long. The first instars are the most mobile, and move like loopers. The caterpillars are often aggressive and…
extracting nutrients from them, resulting in deformations and puncture holes. The most obvious damage is the deformation of growing points. They also…
General The western flower thrips (Frankliniella occidentalis) is currently the most damaging thrips species in many greenhouse crops. The western…
adult fly. Adult leaf miners are small yellow and black coloured flies , at most only several millimetres long. When the adult females feed or lay…
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