citrus industry. In more northern countries of its range, it occurs in greenhouses. In addition to citrus, it occurs on many other plants. Life cycle…
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…
leaves of currant plants. It does not induce a gall on blackcurrant. In June, it migrates to hemp nettle and other Lamiaceae where it curls and rolls…
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…
Madeira. It is polyphagous, observed on 160 cultivated and wild plant species – trees as well as herbaceous forms - of 42 plant families, and it is…
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…
horticola ) is a beetle from the Scarabaeidae family. It does most of its damage in the larval stage when it feeds on roots of grasses and clover. The…
succulents. It was first described in England but its origin is not clear. It is now found on many greenhouse-grown succulents around the world as it…
Heliothrips haemorrhoidalis , is widely distributed in the tropics and subtropics; it also occurs in greenhouses of temperate areas, is highly…
throughout the world. It causes damage in (sub-)tropical areas especially. The tobacco whitefly ( Bemisia tabaci ) is feared because of its high level…
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