Glasshouse potato aphid

species of aphids , seriously affecting crops of sweet pepper in particular. These aphids further affect ornamental crops, such as begonia, as well as potato [...] potato, lettuce, beans, aubergine and sometimes tomato. Damage symptoms When the glasshouse potato aphid (Aulacorthum solani) pierces the leaves or the fruit [...] plant is pierced is unimportant. The piercing of the lower leaves in the crop can cause deformed growth above with lumpy leaves and curled leaf margins

Green peach aphid

persicae ) is an important insect pest in sweet pepper, tomato, cucumber and many other greenhouse crops. The aphid may originate from Asia, where its winter-hardy [...] making the crop and its fruit sticky. Black fungal moulds ( Cladosporium spp.) grow on this honeydew, contaminating fruit and ornamental crops and rendering [...] adulthood. With each moult they shed white skin, betraying their presence in the crop. Wingless green peach aphids (Myzus persicae subsp. persicae ) may be green

Greenhouse whitefly

on many crops, including aubergine, beans, cucumber, sweet pepper, tomato, roses, gerbera and poinsettia. Find solutions for whitefly in your crop Damage [...] es vaporariorum ) is one of the major pests of vegetable and ornamental crops in greenhouses throughout the world. The greenhouse whitefly ( Trialeurodes [...] larvae expelling large quantities. The damage that whiteflies cause to a crop is the result of sucking out the sap from the plant leaves and secreting

Leaf miners

of other crop pests. The leaf miner species that cause damage in horticultural crops are mostly polyphagous; that is, they feed on many crops. However [...] burning in fruit such as tomato and melon. Loss of leaves also reduces yield. In full-grown plants of fruiting vegetable crops, however, a considerable [...] creating ‘mines’. There are many species of leaf miner affecting various crops in temperate parts of the world. Under natural conditions, the larvae of

Verticillium wilt

branches die off from the top and purple brown stripes occur on the stem. In tomato, sometimes V-shaped lesions are formed on the leaf, between the veins. 'Early [...] occurs as premature senescence, without any other typical symptoms. In many crops, the fungus can be present without clear symptoms or with only partial wilting [...] and dehydration. Verticillium dahliae also survives as hyphae (mycelium) in crop residues. The fungus infects the roots of plants, directly or through wounds

Fall Armyworm

sugarcane, as well as other crops, including cabbage, beet, peanut, soybean, alfalfa, onion, cotton, pasture grasses, millet, tomato, potato and cotton. Fall [...] larvae eat different parts of the host plant, depending on the crop, the stage of crop development, and the age of the larvae. On maize, young larvae usually

Fusarium spp.

hosts, potato ( Solanum tuberosum ), most vegetables and ornamental crops, tomato ( Solanum lycopersicum ) tulips ( Tulipa ), chrysanthemum, banana ( Musa [...] which are each selectively pathogenic on a limited number of crops. Even within one crop, different 'formae speciales' may occur and cause different symptoms [...] How to prevent Fusarium spp? Remove or destroy crop residues Select resistant cultivar Apply adequate crop rotation Use clean propagation material (seed

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Western flower thrips

ornamental crops in greenhouses, and on various weeds. It is an especially significant pest in cucumber, sweet pepper, eggplants, and many ornamental crops. Life [...] s such as the “pig-tail” fruit sometimes found in cucumber crops. In many ornamental crops, even very low numbers of thrips can cause damage by transmitting [...] occidentalis) is currently the most damaging thrips species in many greenhouse crops. The western flower thrips (Frankliniella occidentalis) can be found on a