in the tropics and subtropics; it also occurs in greenhouses of temperate areas, is highly polyphagous, and has been recorded from more than 100 plant…
with different provenances. In general, the integument is darker in colder areas and varies from dull bluish-grey to black. Pupation takes place in…
of the world. The original habitat was probably a tropical or subtropical area, possibly Pakistan. The tobacco whitefly ( Bemisia tabaci ) has an…
the leaves and stems may cause wilting and may reduce the photosynthetic area of the plants, leading to lower yield. Damage to fruit occurs in heavy i
provides an excellent substrate for the growth of black sooty mould. Large areas of mould covering the leaves can reduce photosynthesis and also…
affected. They become black and start to rot internally. Just above the damaged area, the roots produce large numbers of new branches. This ultimately…
European red mite) but is now distributed in all important apple growing areas of the world. Life cycle and appearance of European red mite The…
where they feed on plant sap. They produce fine webbing over the infested area. Damage: Spider mites can cause damage to leaves by piercing the plant…
detected for the first time in Australia and is a pest in tomatoes in all areas where they are grown. Other members of the plant family Solanaceae may…
usually smaller than the females. They are not fast fliers, and prefer damp areas in dark places, with a lot of organic material. They occur the whole…
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