May beetle

later leads to signs of wilting and stunted growth. Lifecycle and appearance of the may beetle The adults belonging to the majority of Phyllophaga species [...] examination of the male genitalia. They have a very long lifecycle, lasting between one and three years. This cycle starts with the deposition of eggs in the [...] adults and larvae of this genus, they are usually treated as a single group, sharing similar habits and biology. The larval stages of these beetles are

Corn earworm

female lays small quantities of eggs, between one and three, in the hairs of green ears of corn. The larvae feed on the hairs of the young corn and on the [...] open the crop to detect the pest. Life cycle and appearance of the corn earworm The eggs of corn earworm are a milky-white colour, which turn dark grey [...] flowers and fruit from the host plant, as well as on the corn of immature cobs and ears. Adults of corn earworm are nocturnal, since they react to light radiation

Shore fly

customers. Are capable of transmitting pathogens such as Fusarium , Pythium , and other root diseases. Life cycle and appearance of the Shore fly Adult Scatella [...] benches, and other surfaces and the female disperses her tiny (0.1 mm) eggs on the surface of the plant growing medium. Short, leathery, translucent-white larvae [...] breathing tubes, emerge from the eggs 2–3 days later. These maggots live in and just beneath the algal crust growing on top of the soil/medium, where they feed

Aphidoletes aphidimyza

condition of the predator, as well as the size of the prey. Life cycle of Aphidoletes aphidimyza Growers can recognize the different life stages of the gall [...] Feeding behaviour of Aphidoletes aphidimyza The searching behaviour of adult female gall midges is extremely efficient. They are capable of locating aphid-infested [...] distributor of Koppert products for advice on the best strategy for your situation. Koppert products Aphidend Expand all items Best conditions for use of Aphidoletes

Entofood

as an alternative source of food for build-up and maintenance of Macrolophus pygmaeus populations in tomatoes in the beginning of the season and at low prey [...] that Entofood is distributed on top of the crop Entofood can be distributed using a Mini-Airbug Dosage The dosage of Entofood depends on climate, crop and [...] Disperse 60 gram per 100 metres of row. Repeat after 7-14 days. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on

Broad mite

indication of an attack of broad mite ( Polyphagotarsonemus latus ), is the appearance of dark brown edges at the base of young leaves. In case of a mild [...] caused by viruses. The typical pattern of damage consists of malformation and distortion of the above-ground growth of the plant. The mites show a preference [...] undersides of young, expanding leaves. Symptoms of an attack remain visible several weeks after the mites have been removed. Life cycle and appearance of Broad

Sciarid flies

at risk. Life cycle and appearance of Sciarid flies The life cycle of sciarid flies has the following stages: egg, four larval instars, a pupal instar [...] prefer damp areas in dark places, with a lot of organic material. They occur the whole year round. The eggs are minute (0.1 to 0.25 mm) and yellowish white [...] General Sciarid flies constitute the family of Sciaridae. The species that cause most damage to crops belong to the genera Bradysia and Lycoriella . Lycoriella

Western flower thrips

adult 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 [...] 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 [...] cycle and appearance of Western flower thrips The western flower thrips (Frankliniella occidentalis) develops in six stages: egg, two larval instars, prepupa

Spidex Vital lives up to its promises

and as they lay their eggs earlier, the population develops more rapidly.’ A sense of calm on the farm The increased effectiveness of Spidex Vital is a major [...] problems in cucumbers. The ability of Spidex Vital to tackle spider mites and hot-spots effectively brings a sense of calm to the farm.’ He states that [...] game changer in spider mite control. It changes the rules of the game and is even more in control of spider mites . And the grower reaps the benefits.’

Black vine weevil

plants. Life cycle and appearance of Black vine weevil The life cycle of the black vine weevil consists of an egg, 6 or 7 larval instars, a pupal instar [...] within the stems of the plants. Both adult beetles and larvae are polyphagous and feed on a large number of plant species. High populations of larvae can destroy [...] the small (0.7 mm diameter), spherical white eggs are laid from the beginning of July until around the end of October. The larvae that hatch have a white