Broad mite

and ornamental crops. Damage symptoms The damage caused by the broad mite ( Polyphagotarsonemus latus ) can look similar to the damage caused by viruses. [...] network on the leaves. In case of a more serious infestation, this network becomes so dense that there is no more green tissue visible. In most cases, the main [...] pairs. The last pair of legs in both males and females is different to the others and not used for walking. The larvae stay in their larval cuticle for one

Sciarid flies

are laid on the ground surface close to plant roots. The larvae can grow to 5 to 12 mm in length and 0.5 to 1.5 mm in diameter. They are legless and have [...] Sciaridae. The species that cause most damage to crops belong to the genera Bradysia and Lycoriella . Lycoriella species are mainly found in commercial mushroom [...] head is equipped with biting-chewing mouth parts. Pupation takes place in a small hole in the ground. Pupae are white, but later become yellow to brown

Plant Pollinator interactions in high temperatures

Conclusion In cold climates, it is assumed that the proper management of bees is sufficient to ensure good pollination. The single biggest problem is that if there [...] the hive by 2 to 15° C, which can cause damage to the hive. In conventional greenhouses, the recommended humidity range is 60-75%. Due to better air movement [...] levels given in Watts. can be reduced if the humidity is too low or radiation is too high. Staying outside the gray and yellow areas in the table in figure

Tomato leaf miner

crop damage in many parts of the world, including North Africa, Europe and northern Asia. In warmer regions, the insect is found outdoors but in temperate [...] chrysanthemum and gerbera. Damage symptoms Leaf miners cause damage to plants both directly and indirectly. The most direct damage is caused by the larvae mining [...] leaf tissue, leading to desiccation, premature leaf-fall and cosmetic damage. In (sub-)tropical areas this can lead to burning in fruit such as tomato

Trial_and_Field_results_nematodes_in_fruit_orchards_EN_-_Koppert.pdf

good. There is only a little damage but it’s not excessive,’ he confirms. ‘We do it every year to avoid pest invasion so it is fully included in the treatment [...] pressure.’ Michel reports that the benefit of using Capirel nematodes is that it can also be used as a preventive treatment in the autumn to reduce the pest pressure [...] nematodes,’ Michel explains. ‘It’s easy to dilute in this way.’ Michel says it is easy to apply if the ground is already wet. He waits until it rains. ‘I

Crop Protection

products. What is biological crop protection? Biological crop protection, often referred to as biocontrol, is a natural and sustainable approach to managing [...] benefits. Lower risk to human health Biological crop protection poses minimum to no risks to growers and consumers. It reduces exposure to toxic chemicals, [...] microorganisms are used to control pests and diseases. What are biocontrol agents? Biocontrol agents refer to products and methods that are based on living

American serpentine leaf miner

miners cause damage to plants both directly and indirectly. The most direct damage is caused by the larvae mining the leaf tissue, leading to desiccation [...] 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 [...] and potato. In greenhouses, it is mainly found on gerbera and chrysanthemum. Today the insect is widespread across the whole world. Damage symptoms Leaf

Parasitic wasps

cocoon. The host pest is typically killed in the process. Host feeding In addition to parasitization, some parasitic wasps also engage in host feeding. This [...] What are parasitic wasps? Parasitic wasps are small insects that play a crucial role in natural pest control. They are called "parasitic" because they [...] methods to control pests: parasitization and host feeding. Parasitization Parasitization is the primary means by which parasitic wasps control pests in agriculture

Beneficial nematodes for bean seed fly control

Delia platura ) is a common pest that can cause significant damage to crops such as onion, radish, and cabbage. Bean seed fly damages crops by laying their [...] seed fly, Frank decided to use Capirel . Integrated pest management, including the use of beneficial nematodes like Capirel, is key to controlling bean seed [...] method helps reduce the population of bean seed fly larvae in the soil, preventing further damage to crops and promoting sustainable pest management practices

Tobacco aphid

tobacco aphid tends to form denser colonies, closer to the top of the plant, than the peach potato aphid . It is not known to what extent tobacco aphids [...] reduce yield. Plant sap is rich in sugars, but has a low protein content. Aphids therefore need to extract large quantities of sap to get sufficient protein [...] ) probably evolved from the peach potato aphid in the Far East and is a key pest of tobacco crops in both the United States and South America. The tobacco