Apple scab

overwinters in the form of unripe fruiting bodies in infected fallen leaves or in lesions on twigs. These unripe fruiting bodies, or pseudothecia ripen in winter [...] and spore production. In autumn, the fungus produces new pseudothecia in leaves that have already fallen off the trees. In response to the infection, the [...] mechanism is to produce corky rings around the lesions to prevent further invasion of tissue by the fungus. Late fruit infection only results in small dark

False spider mites

are a clear red colour and elliptical in shape. They are laid in a fold in the leaf or along the mid-vein, often in dense clusters of several hundreds. [...] because their body is rather flat compared to other mites. Most species that cause damage to cultivated plants belong to the genera Brevipalpus and Tenuipalpus [...] the main vein into the leaf blade. The damage often leads to premature ageing of the plant. In some crops, plants can become misshapen, presumably because

FAQ Nematodes

substance the nematodes are packed in? In order for the nematodes to survive during transport and storage they need to be packed in a carrier material. This b [...] using an ambush strategy to reach their host. Once in contact with a host, they try to penetrate it through a body opening. In the host, the nematodes release [...] important to leave the soil moist for a few weeks after application of nematodes. Can I apply nematodes to each substrate/soil? No. In particular in clean

Trial_and_Field_results_nematodes_in_fruit_orchards_EN_-_Koppert.pdf

volume of water to correspond with the quantity of nematodes,’ Michel explains. ‘It’s easy to dilute in this way.’ Michel says it is easy to apply if the [...] for healthy fruit orchards Fruit growers in France are increasingly turning to sustainable nematode solutions to protect their orchards against pests – a [...] helped a lot to control and reduce the pest pressure,’ Michel states. ‘It had a positive effect in the spring and there was less need for trapping to reduce

Moscas

shore flies are mainly a problem in greenhouses. Their larvae live in the ground and prefer moist substrates that is rich in organic matter. Although they [...] control videos Take a look at the video or go to our Youtube channel to see our fly control products in action. [...] are mostly found in the soil. The spotted wing drosophila, Drosophila suzukii , has recently developed into a major pest on soft fruits in Europe and North

Oriental fruit moth

apricot are also attacked by this pest. It is native to north-west China, and spread from Japan to Australia, central Europe, the east coast of the USA [...] surface. On peach, the larvae destroy buds in spring and disrupt the growth of young shoots, causing them to wilt. Infested young fruit may drop prematurely [...] reddish-brown. The number of generations per year varies according to climatic conditions. In Europe, adults appear from March onwards. Eggs are laid singly

Black tea thrips

poor fliers and tend to remain in the shaded areas on the plant. The eggs are white and banana-shaped and are inserted singly in plant tissue by the females [...] Heliothrips haemorrhoidalis , is widely distributed in the tropics and subtropics; it also occurs in greenhouses of temperate areas, is highly polyphagous [...] after feeding. Mature larvae average 1 mm in length. Greenhouse thrips undergo two larval instars then moult to the prepupal stage which is light yellow

Escarabajos

control videos Take a look at the video or go to our Youtube channel to see our beetle control products in action. More beetle control videos [...] species are a serious pest in crops or stored products. There are many useful beetles as well. For instance, ladybirds contribute to the control of aphids. [...] beetles can cause damage to crops. The larvae of some species feed on growing tips and roots or chew and bore into stems, but in other species also feed

Codling moth

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. [...] The pupa is 8-10 mm long and yellowish brown to dark brown, with several hook-tipped bristles at the tip. In Europe, the first generation adults appear from [...] get through five stages in approximately 4 weeks. Fully grown larvae leave the fruits and spin cocoons under loose bark, cracks in trunks or supporting stalks

Shore fly

plant diseases and can be a nuisance to greenhouse works by their sheer numbers. Frass deposited on leaves or flowers in ornamental crops, lettuce and herbs [...] cylindrical. The larvae are found in the top layer of damp soil, where they also pupate. The adult shore fly is black, about 4 to 5 mm long, and stout with short [...] General Shore flies ( Scatella tenuicosta ) occur very commonly, often in the vicinity of water. They feed on algae. Other shore fly species have diverse