• Cotton aphid

  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 [...] The cotton aphid ( Aphis gossypii ) is distributed throughout the world but prefers the warmer regions. It has been a pest in European greenhouses since [...] and disturb the balance of growth hormones. As a result, the plant’s growth is retarded giving rise to deformed leaves or, if the infestation occurs early

• Anso-Mite Plus

  the pest is not controlled. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation [...] andersoni is effective at temperatures above 14°C/57°F. Optimum temperatures are between 20 and 28°C (68 and 82°F). A. andersoni is sensitive to relative [...] leaves, often in the corner of the main vein and lateral veins. It is not possible to distinguish Amblyseius andersoni in the field from Amblyseius swirskii

• Nematodes significantly reduce Tuta larvae

  having a minimum impact on the surrounding environment and we wanted to offer safe and sustainable products to our customers,’ Zoboli continues. ‘It is better [...] several high-end supermarkets and we want to offer a constant, safe and sustainable product. As the use of chemicals is under pressure and biological protection [...] company has based its farming methods on criteria that respect the environment and people, and the quality of its product. The company built its first greenhouses

• Tomato looper

  belongs to the family of Noctuidae . It is a tropical and subtropical species originating in the Mediterranean and northern Africa. The larva is highly [...] leaves. The caterpillar passes through 6 instars. It has a green head capsule and a yellowish-green body with a clear yellow longitudinal stripe on either side [...] Damage symptoms The tomato looper (Chrysodeixis chalcites) is primarily a foliage feeder but it also attacks fruits such as tomato and sweet pepper. Older

• Got Mealybugs? Here’s The Solution.

  July 11, 2025

  get too close. There is no such thing as a harmless mealybug—it’s important to keep pressure on the stragglers. You’ll know Isarid ™ is working when you spot [...] pest population density. It can be a tricky process of clean-up and suppression. Work with your Koppert consultant to dial in a cost-efficient, highly effective [...] they are a year-long problem. In the North, where winters are cold, they become a problem as soon as the weather starts to warm up in spring. To make matters

• Municipality Doetinchem: Entonem nematodes managing oak processionary caterpillar

  nematode product Entonem . A major advantage is that the bycatch of other caterpillars is much lower, which is a great benefit to biodiversity. In mid-April [...] became necessary. ‘We think it is important to maintain the biodiversity in the centre, and public opinion is quite sensitive to spraying here. We worked [...] the optimal effect, we did it twice.’ Entonem an important link Van Rijswijk is confident that the use of nematodes helps to reduce the level of infestation

• Spotted Wing Drosophila

  females by a large dark spot on each wing, where their common name is derived from. Females have a strong saw-like ovipositor that is used to penetrate [...] exposes fruits to secondary pathogens (e.g. bacteria, fungi and yeasts). Finally, deterioration of fruit can increase its susceptibility to attack by other [...] General Since the start of its invasion in 2008/2009, the spotted wing drosophila, which is originally from Asia, has spread extensively in North and South

• Environmental sustainability

  biodiversity. Pollution reduction Addressing pollution in all its forms is fundamental to our sustainability agenda. Through our natural solutions, growers [...] change mitigation At the core of our sustainability initiative lies a commitment to environmental stewardship. Recognizing the interconnectedness of ecosystems [...] sources and implementing emission reduction strategies, we contribute to global efforts to combat climate change and safeguard the health of our planet for

• Amblyseius swirskii

  leaf veins to rest. Their colour can vary according to the prey eaten, and varies from almost lucent whitish to opaque white or yellow. Due to their size [...] between 20 and 32°C (68 and 90°F). It is not effective at temperatures below 18°C/64°F. Amblyseius swirskii is sensitive to relative humidity below 60%. In [...] of Amblyseius swirskii is not recommended as it is hindered by the glandular hairs on the stems and leaves and does not build up a population. Amblyseius

• Southern European marshland pyralid

  marshland pyralid or European pepper moth (Duponchelia fovealis) is a polyphagous species feeding on a wide range of hosts from 38 plant families. They include [...] gerbera, the flower buds may also be eaten. It has even been known for the caterpillars to inflict damage to the roots of crops cultivated in an ebb-and-flow [...] considerably according to the crop: in begonia and kalanchoë a relatively small population can cause severe damage, whereas roses appear to tolerate larger numbers