Amblydromalus limonicus

They can also feed on pollen and take fluids from leaves, which is useful for instance in sweet pepper crops as the predatory mite can establish in the [...] approximately 0.14 mm in diameter. The larvae have six legs, are the same colour as the eggs, and are only slightly larger. The larvae of Amblydromalus [...] actively search for food on the underside of leaves. Their colour can vary according to the prey eaten and they are sometimes greenish in colour when they take

Thrips

egg, she makes an opening in the plant tissue. The eggs are laid in leaves, flower petals and in the soft parts of stalks. On the leaves of sweet pepper, [...] species can cause problems in agriculture and horticulture. Thrips are small insects (0.5-14 mm), with the largest species found in the tropics. In temperate [...] hatching, the larvae begin to feed on plant tissue on the underside of the leaf. The larvae are smaller than the adults and lack wings. Depending on the species

Two-spotted spider mite

spots, giving rise to the common name, “two-spotted spider mite”. The spots can vary in both form and size. The red eyes can be seen in all stages. Recognize [...] yellow, and in many plants the damage can also be seen on the upper surface of leaves as small yellow dots. The destruction of cells results in reduced p [...] loss of the crop. The nymphs and adults also produce webs, and plants can get completely covered with such webs in which the mites live. The webbing and spotting

Flies

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 [...] 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 [...] large number. Larvae of flies of the family Keroplatidae (mainly Lyprauta sp.) can cause damage in potted orchids. The Spotted Wing Drosophila has recently

Western flower thrips

usually pupate in the ground, although pupae can also be found on leaves, in flowers or in other sheltered places. The prepupal and pupal instars can be recognized [...] patches on 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. [...] 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 inserted

Downy mildew of Cucurbits

around 15 o C and the closer the temperature is to this, the shorter the leaf wetness period that is required. Inside the plant, the pathogens produce [...] small organs with which the pathogen can take up nutrients from the living plant cells. The pathogens continue to grow inside the leaves and after a while [...] brown. On the underside of the leave fluffy growth appears which is first white and later turns grey-brown. This is actually the sporulation of the pathogens

Spider mites and other mites

are often found in colonies on the undersides of leaves, where they feed on the plant's sap. The damage caused by plant mites can result in discolored or [...] species induce the formation of leaf gall. Infested fruits can show yellow or brown spots or can be distorted. Heavy infestation can affect the overall health [...] and the availability of food. Here's an overview of the life cycle of plant mites: Egg: The life cycle begins with the female mite laying eggs. The eggs

Leaf miners

quantity of foliage can be lost before the harvest is affected. The size of a leaf tunnel depends on the stage of development of the leaf, the species of host [...] indirectly. The most direct damage is caused by the larvae mining the leaf tissue which can lead to desiccation, premature leaf-fall and cosmetic damage. In (s [...] belong to the order Diptera (the true flies ) and form the family Agromyzidae. This is a family of small flies whose larvae tunnel into the leaves of plants

Cabbage looper

mainly on the leaves causing irregular holes. The first three instars make small holes, while the following stages feed on the tissue between the veins, [...] ia ni Adults can deposit up to 300 eggs on the underside margins of the upper leaves of plants. The eggs have a spherical shape, with the flattened part [...] 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 colour and

Broad mite

General The broad mite (Polyphagotarsonemus latus) occurs in the tropics and in greenhouses in temperate regions. The broad mite (Polyphagotarsonemus latus) [...] Damage symptoms The damage caused by the broad mite ( Polyphagotarsonemus latus ) can look similar to the damage caused by viruses. The typical pattern [...] are severely attacked, the growing tip can be killed, plant growth stops and, in time, the whole plant dies off. Cork tissue can also develop on fruit.