Rose aphid

is dark in colour. The siphunculi are black and bent outwards. The rose aphid usually overwinters on rose bushes in the egg stage, although in mild winter [...] aphids. In summer, winged aphids spread the infestation to other rose plants and sometimes also to secondary hosts. Colonies are often present on rose bushes [...] retard the growth of buds and new shoots. Foliage and flowers are often disfigured and contaminated with sticky honeydew on which black sooty moulds develop

Pea leaf miner

premature leaf-fall and cosmetic damage. In tropical and subtropical areas this can lead to burning in fruit such as tomato and melon. Loss of leaves also [...] the world. This species can be particularly damaging to leaf vegetables and causes problems especially in lettuce grown on open ground. Damage symptoms [...] usually in the upper side of the leaf. Egg spots are oval and hard to distinguish from feeding spots. The larvae of Liriomyza huidobrensis are transparent

Spotted Wing Drosophila

fruit. There are three larval instars and in the third instar the larvae are about 3.9 mm long. The pupae of Drosophila suzukii are tan-brown and 3 mm long [...] spotted-wing drosophila are small, 2-3 mm in lengthg, and have a wingspan of 6-8 mm. Males are smaller than females. They can be easily distinguished from [...] its invasion in 2008/2009, the spotted wing drosophila, which is originally from Asia, has spread extensively in North and South America and Europe where

Leafhoppers

leafhoppers Caterpillars are highly destructive pests that feed on leaves, stems and fruits, causing serious damage to greenhouse and field crops. Their feeding [...] weakens plants and directly affects yield and quality. Effective caterpillar control is therefore essential for maintaining healthy and productive crops. Biological [...] detection and mass trapping of adult moths, while beneficial nematodes target caterpillar larvae. Sticky traps help monitor pest activity and reduce flying

Broad mite

of legs in both males and females is different to the others and not used for walking. After moulting to the third larval stage the larvae stay in their [...] their eggs mainly on the underside of the leaf or on the fruit surface. The elongated, oval eggs are firmly attached to the surface and are rather large (about [...] mite family. There are species that feed on fungi, algae, plants, as well as insect and mite predators and parasites. Those living on plants can cause

Apple rosy aphid

It is widespread in Europe and also occurs in Africa, North and South America, and Asia and can cause severe damage to both shoots and fruits. Damage symptoms [...] siphunculi are black and tapered, the cauda is dark, short and triangular. Dysaphis plantaginea lays eggs in autumn in bark crevices on spurs and smaller [...] June (in the northern hemisphere) multiple large colonies may be present on the trees. Winged aphids are produced in June or July. They move to plantain

Natutec Airbug

holes to the required dosage based on the information provided in the table on the underside of the pot Fill the dosing pot with the material to be released [...] right angle to cover crop well Storage conditions Store the Airbug and accessories in a dry and dust-free area. The Airbug can be stored in the supplied [...] released and close the lid Connect the tube to the blower and secure with a wing nut Place the fully charged battery in the belt bag Connect the cable to the

Bacterial soft rot, bacterial stem rot

normal colour. On the fruits, lesions first are small and sunken, water-soaked and light to dark brown. They are adjacent to wounds and natural openings [...] bacteria on various plants or in the soil in low densities. It has also been found in the gut of insects, possibly spreading from decaying vegetation to the [...] carovora can also be found as secondary pathogen in plants that are infected by other pathogens. The bacteria that causes black leg in potato is a different

Codling moth

generation overwinter and pupate in spring. Larvae still in the apples at harvest can often be found in cracks in apple boxes or other places in the store. [...] with ash-grey and a large, metallic, bronzy black ocellus on the hind part. The hindwings are brown. The eggs are about 1.3 x 1.0 mm, and whitish opalescent [...] larvae are up to 20 mm long, initially whitish and later pale pinkish white, with a brown head and a pale anal plate. The pupa is 8-10 mm long and yellowish

Boisduval scale

of the scales on upper and lower leaf surfaces, fruits, and stems of plants. On palms, Boisduval scales are normally found on the leaves and stems. Toxic [...] the tropics, and in greenhouses in more temperate climates. It is very polyphagous and can be a pest of orchids, palms, pineapples, bananas and many other [...] Life cycle and appearance of Boisduval scale Females are white to light yellow, thin and semi-transparent, approximately 1.2-2.2 mm in diameter and circular