About Koppert

we explore, understand, and apply these natural solutions in partnership with nature. Using natural enemies to control pests, bumblebees for pollination [...] Since 1967, we’ve been helping growers worldwide cultivate healthier crops with high-quality biological crop protection .

Downy mildew of Cucurbits

the plant, the pathogens produce haustoria, small organs with which the pathogen can take up nutrients from the living plant cells. The pathogens continue [...] prevent Downey mildew Choose resistant cultivars Use a wide crop rotation with non-host crops Prevent a humid microclimate. Achieve this by lowering crop

Corn earworm

larvae turn cannibalistic, with only one caterpillar surviving, which will start to feed again on the tip of the cob, making holes in the corn. In other [...] areas with very cold winters. The pupae measure around 18 mm and have a slightly shiny brown colour. The adults have a brown-coloured body, with a wingspan [...] traps, especially using ultraviolet light. This capture method, together with aggregation sex pheromone traps, are population monitoring tools for moths

Cucumber

cucumber plant is a creeping vine that grows up trellises or other supporting frames. The plant supports itself with thin, spiraling tendrils. The cucumber plant

Pomegranate wilt complex

Rhizoctonia, Sclerotium, Macrophomina, Phytophthora are occasionally associated with fungi. Symptoms Affected plants show yellowing in some branches or twigs [...] water and drench 20 to 25 litre of solution per tree to the root zone by making the ring around the tree for three times at weekly intervals. Mix 10gm Vici

Lurem-TR

kairomone, which is slowly released from the dispenser once opened. This makes adult thrips more active. They appear from their shelters and are more attracted [...] dispenser per 100 m 2 Replace after 6 weeks Combined use Use in combination with Horiver sticky traps. Storage time See package for expiry date. Storage

Amblyseius swirskii

into Diboxes Make sure the material remains on the introduction site for at least a few hours after introduction Can also be applied with (Mini)-Air(o)bug [...] optimal conditions, an adult female Amblyseius swirskii lays 2.3 eggs per day with Trialeurodes vaporariorum eggs as prey. Under the same conditions, it can [...] hindered by the glandular hairs on the stems and leaves and does not build up a population. Amblyseius swirskii in bottles The predatory mite Amblyseius

Charcoal rot

prevent Charcoal rot Plant in fields with no history of the disease Use disease-free planting material Rotate with non-host crops to reduce inoculum in [...] the soil and on crop residues as microsclerotia. In corn stalks, survival of up to 1.5 years has been reported. The density of the microsclerotia in the soil [...] in the soil Minimize plant stress with optimal irrigation and fertilization regimes Prevent plant diseases by optimizing plant potential and crop resilience

Aphidius colemani

black with dark brown legs. A female has a more pointed abdomen that is as long as the wings, is equipped with an ovipositor, and is black, with light [...] Aphid control with the parasitic wasp Aphidius colemani Aphidius colemani is a parasitic wasp used for biological pest control . This species belongs to [...] bottle ( Aphipar ). Spread the material on rock wool slabs or in Diboxes Make sure the material remains dry and is not moved from its introduction site

American serpentine leaf miner

affected. The older larvae make wider tunnels. Feeding spots made by adult females can also reduce yield, although except with ornamental crops, this is [...] intermediate forms of tunnelling between these ‘plate mines’ and normal mines, making it an unreliable criterion for the identification of the species. Indirect [...] before pupating, the grown larva cuts a sickle-shaped exit hole in the leaf with its mouth parts. After roughly one hour the larva crawls out of the leaf