• Banana

  grow in bunches downwards from the top of the plant. Nowadays, almost all edible, seedless (parthenocarpic) bananas derive from only two different, wild [...] About The banana ( Musa spp.) is a nutritious fruit that grows from various large, herbaceaous flowering plants belonging to the genus Musa . Botanically

• Angular leaf spot

  but not independantly in the soil. Under humid conditions, bacteria ooze from the lesions on the leaves and form a secondary source of infection. They [...] leaves In field-grown tomato and pepper, rotate fields to prevent infection from volunteer plants and crop debris Avoid waste piles in the vicinity of the

• Mango

  About Mango is a stone fruit (drupe) that grows from various species of tropical trees that belong to the flowering plant genus Mangifera and the cashew [...] cashew family Anacardiaceae . Mangoes are indigenous to South Asia and from this area the ‘common mango’ or ‘Indian mango’, Mangifera indica , found its way [...] can expand to 10 metres (33 feet) wide. The trees can grow really old and from some species of trees, mangoes can be harvested for 300 years. It takes three

• Cottony cushion scale

  about 1868 and devastated the citrus industry there until a natural enemy from Australia was introduced in 1888. This was the first ever example of successful [...] impeding gas exchange. Sooty moulds grow on the honeydew, blocking the light from the leaves and reducing photosynthesis. Also due to the honeydew, cottony [...] nymphs and adult females produce long, hair-like, transparent rods of wax from the body. On reaching maturity, the ‘female’ produces a white, fluted, wax

• Verticillium wilt

  . The root system usually stays mostly intact. In rose, branches die off from the top and purple brown stripes occur on the stem. In tomato, sometimes [...] formed. The spread of the fungus by mycelium growth is limited. Dispersal from plant to plant takes place via water, soil particles, tools, etc. Verticillium

• Black rot of carrots

  main source of primary infection and this may lead to death of seedlings. From the primary infection of leaves, this type of carrot disease can spread to [...] during post-harvest storage. Sporulation of Alternaria occurs at temperatures from 2-4 °C up to 28-30 °C (optimum temperatures lie between 15 and 28 °C) and

• American serpentine leaf miner

  and hard to distinguish from feeding spots. The larvae of Liriomyza trifolii are entirely ochre-yellow. When the larva hatches from the egg, it begins to [...] General The American serpentine leaf miner ( Liriomyza trifolii ) originates from North America, but occurs also in Europe since about 1976. The American [...] 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 crops

• Greenhouse whitefly

  vaporariorum ) originally comes from tropical and subtropical America, probably Brazil or Mexico. Hundreds of plant species from different families serve as [...] damage that whiteflies cause to a crop is the result of sucking out the sap from the plant leaves and secreting honeydew. This can have the following con [...] stadium and these pupae are found on the oldest leaves. The adult emerges from the pupa via a T-shaped fissure. The adult whiteflies can usually be found

• Pea

  in the seed pod of the fruit, Pisum sativum . Pods of this plant develop from the ovary of a pea flower and carry numerous peas. The vegetable is a bright [...] consumed as a vegetable and often canned or frozen. Dry peas are shelled from matured pods.

• Woolly apple aphid

  Woolly apple aphid In contrast to other aphids , the life cycle and survival from year to year of the woolly aphid depends entirely on wingless, parthenogenetic [...] occur during the summer months, also on new growth. Water shoots arising from the trunk or main branches, are very frequently attacked. The aphids mainly [...] spread through young, wingless nymphs which crawl or are blown by the wind from tree to tree. Sometimes a few winged aphids are produced in summer. Winged