of the world. The original habitat was probably a tropical or subtropical area, possibly Pakistan. The tobacco whitefly ( Bemisia tabaci ) has an…
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…
America. This makes it possible for fall armyworms to spread over large areas rapidly. Adults fly by night, and are attracted to lights, especially…
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…
countries, including Italy, where it is widespread in the maize-growing areas in the north. Maize is the only crop in which high population densities…
days. It then pupates for ten to fourteen days, or three to five months in areas with very cold winters. The pupae measure around 18 mm and have a…
dark bodies and legs. When the flies mate, adult males will form swarms in areas with still air out of direct sunlight where they remain in flight as…
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