Tobacco aphid

therefore need to extract large quantities of sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit [...] they are also capable of dispersing through the crop by walking. The tobacco aphid tends to form denser colonies, closer to the top of the plant, than the [...] viruses. Life cycle and appearance of Tobacco aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour

Western flower thrips

leaves and the black dots of their excreta indicate their presence in the crop. The vigour of the plant is reduced by loss of chlorophyll. When infestations [...] viruses affect a wide range of plants, and often a single host plant may be infected by both viruses. Life cycle and appearance of Western flower thrips The [...] insect. The eggs of the western flower thrips (Frankliniella occidentalis) are laid in leaves, flower petals and in the soft parts of stalks. They are

Cabbage looper

Life cycle and appearance of Trichoplusia ni Adults can deposit up to 300 eggs on the underside margins of the upper leaves of plants. The eggs have a spherical [...] sesame and cotton. One of the reasons why this plague can be serious is that the moth is able to disperse widely, reaching distances of up to 200 km. Damage [...] green with a white band on both sides of the body. Pupation takes place in webbed cocoons often on the underside of the host plants. The pupae have a green

Green peach aphid

malformations of the growing tips. Life cycle and appearance of green peach aphid Aphids have a complex life cycle, with both winged and wingless forms of adults [...] families. Damage symptoms Of all the aphids , the peach potato aphid ( Myzus persicae subsp. persicae ) is the most important vector of viral diseases. It can [...] therefore need to extract large quantities of sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit

Potato aphid

therefore need to extract large quantities of sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit [...] production. Life cycle and appearance of Potato aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour [...] specifically characteristic of the potato aphid and is particularly visible in the nymphs. Immatures have a light dusting of whitish-grey wax. The aphids

Tomato russet mite

on the lower part of the plant and moves upwards as the mites ascend. Life cycle and appearance of tomato russet mite All life stages of the tomato russet [...] members of the plant family Solanaceae may be affected to a lesser extent. Damage symptoms Damage is caused by the mites sucking out the contents of plant [...] parts: the head with the mouthparts, and the rest of the body. All mobile stages have only two pairs of legs, whereas other mite groups have four pairs.

Cotton aphid

therefore need to extract large quantities of sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit [...] production. Life cycle and appearance of Cotton aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour [...] Nymphs and adults extract nutrients from the plant and disturb the balance of growth hormones. As a result, the plant’s growth is retarded giving rise to

Tomato looper

black dot above the lateral yellow lines. There are three pairs of prolegs, instead of the normal five and therefore the caterpillar moves with the same [...] usually attached to the underside of leaves within folded edges, on random objects and on tomato fruit, often in a bunch of ripening tomatoes, however, it [...] twin-spot moth or tomato looper ( Chrysodeixis chalcites ) belongs to the family of Noctuidae . It is a tropical and subtropical species originating in the M

Biosolutions for Cannabis

right at home under the glow of HPS lights, works with a partner in the Midwest. It’s the best type of visit—no pests, lots of beneficials, and beautiful [...] wide range of experts and industry practices. Koppert staff are not paid by commission, so their advice for any business is the same regardless of the amount [...] amount of the purchase. They are invested in the strength and success of each individual client over the long term. Speak with an IPM Specialist Jeremy Webber

Sciarid flies

well-watered are particularly at risk. Life cycle and appearance of Sciarid flies The life cycle of sciarid flies has the following stages: egg, four larval instars [...] General Sciarid flies constitute the family of Sciaridae. The species that cause most damage to crops belong to the genera Bradysia and Lycoriella . Lycoriella [...] cuttings and other young growing plant material. Damage symptoms The larvae of sciarid flies feed mainly on organic remains and the fungi that grow on them