Flies

pest on soft fruits in Europe and North America. Sciarid flies and shore flies are mainly a problem in greenhouses. Their larvae live in the ground and prefer [...] rich in organic matter. Although they cause little direct damage to plants, they are often a problem due to their large number. Larvae of flies of the family [...] for flies in your crop Fly damage Flies can cause damage to crops both directly and indirectly. The type of damage depends on the species of the flies

A dive into organic hop farming and biological crop protection

resilience and innovation in the face of change, acknowledging the importance of learning from both setbacks and triumphs in this evolving process. Beneficial [...] and other beneficial insects, Lukas has witnessed a boost in confidence in the ecosystem of his hop farm. These natural enemies contribute to more balanced [...] Lukas Locher's journey represents the potential of organic farming and the integration of beneficial insects in crop protection. As he navigates challenges

Potato aphid

specifically characteristic of the potato aphid and is particularly visible in the nymphs. Immatures have a light dusting of whitish-grey wax. The aphids [...] 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 [...] ornamental crops grown in greenhouses are colonized, including tomato, aubergine and roses. About Potato aphid Life cycle and appearance of Potato aphid Aphids

Greenhouse whitefly

The larvae of whitefly need a lot of protein for growth, and thus consume a large quantity of plant sap. This contains a high proportion of sugar, and [...] the physiology of the plant, as a result of which growth is retarded. In full sunlight, leaves can wilt and fall. Such leaf damage can in turn influence [...] The consumption of plant sap and secreting of honeydew by whiteflies reduce the aesthetic value of crops. This is particularly important in ornamentals. Solution

American serpentine leaf miner

cosmetic damage. In tropical and subtropical areas this can lead to burning in fruit such as tomato and melon. Loss of leaves also reduces yield. In full-grown [...] toothed ovipositor, usually in the upper side of the leaf. Egg spots are oval and hard to distinguish from feeding spots. The larvae of Liriomyza trifolii are [...] crawls out of the leaf and falls to the ground. This occurs in the early morning. The larva crawls into the ground to pupate. A small percentage of the larvae

Fall Armyworm

Recently, it has been found in Africa too. The caterpillars of fall armyworms feed on the leaves, stems and reproductive parts of more than 100 plant species [...] disperse in a radius of about 500 km (300 miles) before oviposition, which is sufficient for them to move from seasonally dry habitats to wet habitats in Central [...] the warm, humid evenings. Females lay their eggs in clusters of 150-200 and can lay up to 2000 eggs in a lifetime. Eggs are white, pinkish or light green

Cabbage moth

destroy large numbers of leaves and their frass accumulates in the heart of cabbage, thereby lowering the commercial value of infested crops. Solution [...] hiding in the crop during the day. Several days after emerging from their pupae the female moths lay clusters of 20 to 100 eggs on the underside of leaves [...] have a light network of markings. First instar larvae of the cabbage moth (Mamestra brassicae) are gregarious, eating the edge of the leaves on which they

Caterpillars

damage crops. Most of them feed on nectar. In contrast, the caterpillars have biting and chewing mouthparts and can devour large amounts of plant tissue. Many [...] that occur in greenhouses belong to the Noctuidae (the noctuid or owl moths), which is the largest of all lepidopteran families. Most adults of this family [...] underside of leaves. This causes a window effect where the epidermis of the upper leaf surface remains undamaged. Young caterpillars are often found in groups

European red mite

generations in one year. The European red mite overwinters in the egg stage; the “winter eggs” are laid in the wooden parts of the host plants in autumn. Damage [...] is now distributed in all important apple growing areas of the world. European Red Mite Control with Predatory Mites How to get rid of European red mite [...] Panonychus ulmi , is mainly a pest of fruit trees (apple, pear, plum and cherry). However, it can attack a large scale of other woody plants and is occasionally

General Conditions Koppert

compensation T of any damages suffered in any manner as a result of late delivery, excepting in cases of intent or gross negligence on the part of Koppert. The [...] payment of this interest. In addition, the Buyer is obliged to compensate Koppert in full for the losses Koppert suffers as a result of a fall in the exchange [...] damage as a result of loss of harvest, crop damage and/or damage due to deterioration of the structure of the soil. The payments of damages claimed shall