• Mirical

  Spread material thinly (maximum 1 cm thick) to enable the predatory bugs to get out of the carrier material Dosage The dosage of Mirical depends on climate, [...] slows down the population build-up significantly. Sprinkle material on clean, dry rock wool slabs, in Diboxes or on leaves. Make sure the material is not disturbed [...] of action The predatory bugs actively search for prey. With their piercing mouthparts, they extract the contents of their prey, leaving the empty skin

• Caterpillars

  harmful caterpillars that occur in greenhouses belong to the Noctuidae (the noctuid or owl moths), which is the largest of all lepidopteran families. Most [...] family, the Tortricidae. The name ‘leafroller’ refers to the fact that the caterpillars often live in rolled-up leaves. Although some species are restricted [...] fruit or stems, making them difficult to detect and control. In addition to consumption of the plant, caterpillars also spoil the plant with the large quantities

• Parasitic wasps

  larvae begin to feed on the host pest. They consume the host from the inside, which ultimately leads to the death of the host. Pupal stage: After the larvae [...] maturity, it emerges from the host's body or the cocoon. The host pest is typically killed in the process. Host feeding In addition to parasitization, some parasitic [...] eggs either inside the host's body or attaches them to the host's exterior. Larval development: When the parasitic wasp eggs hatch, the newly emerged larvae

• Orange

  About The orange and in particular the sweet orange is the fruit that derives from the citrus species Citrus X sinensis that belongs to the family of Rutaceae [...] mandarin. The hybrid however is not a basic backcrossed BC1 hybrid, but the orange is actually hybridized over multiple generations. When it comes to the fruit [...] various kinds of oranges, the fruit of the Citrus X sinensis is regarded as a sweet orange, while the fruit of the Citrus X aurantium is recognized as a bitter

• Spidex Vital lives up to its promises

  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 the weather [...] conditions have been favourable up to now. But, he says, the summer is yet to come. ‘Later on in the season, air humidity will fall. Although spider mites [...] Dijk is pleased with Spidex Vital. ‘It’s a good sign if you have a predatory mite that immediately enters the crop to start searching. It makes the system

• The Silent Threat to Kenya’s Avocado Industry: How Koppert is Leading the Fight Against Persea Mite (Oligonychus perseae).

  March 27, 2025

  quickly makes it a formidable challenge. The urgency to find an effective solution is steadily increasing. Persea Mite: What is it? Persea mite is a phytophagous [...] be the most susceptible to this pest, and that is not great news because Hass represents the larger percentage of the export avocado in Kenya. 1. Feeding [...] hope & a sustainable way to protect their crops against this pest. Koppert is commited to working with avocado growers to secure the future of Kenya’s avocado

• Breeding Beauty: How United Selections Protects Innovation with 100% IPM

  February 9, 2026

  thing is clear: IPM is not a constraint here but an enabler of innovation. United Selections is a good example proving that biological pest control is not [...] he made a decisive shift: to move the entire farm towards 100% IPM . The reason was simple: In his experience he found that harsh chemicals slowed/ retarded [...] with Horiver for the control of thrips, the farm achieved consistent pest control by breaking the pest life cycle, and pest resistance to conventional pesticides

• Sugar cane

  heights of between two and six metres. The sucrose is extracted in mill factories to be processed into sugar or fermented to produce ethanol. The world’s sugar [...] About Native to the tropical regions of South Asia and Melanesia, sugar cane belongs to the tall perennial true grass genus, Saccharum , of the family Poaceae [...] quantity, it is the world’s largest crop. Over time, sugar cane species were interbred and the major commercial cultivars are now complex hybrids. The crop has

• Onion thrips

  cause damage to plants by piercing the cells of the surface tissues and sucking out their contents, causing the surrounding tissue to die. The resulting [...] silver-grey 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 [...] General The onion thrips (Thrips tabaci) is distributed throughout the world. It is found outdoors on many plants and particularly damaging on onions,

• Southern European marshland pyralid

  later, the young larva is visible within the egg. The full-grown caterpillars are 20 to 30 mm long and have a creamy white colour. Along the dorsal surface [...] surface of the body there are pairs of dark dots. The dark head is also conspicuous, as are the four dark dots behind the head capsule. There are 4 pairs [...] weeds. The secretive habit of the caterpillars of this species makes them very difficult to control with synthetic pesticides. Damage symptoms The caterpillars