• Spidex Vital® sets new standards in spider control

  May 12, 2021

  is striking a chord with growers, and there are strong indications of widespread market acceptance. From baseline research through to re-branding, this [...] that the new P. persimilis are white in colour rather than red. “It was important to communicate this fundamental difference to the market when we launched [...] based on P. persimilis, but this comes with several new and interesting differences, which offer some new benefits. Spidex Vital ® has only been on the market

• A life-long commitment to help growers thrive with sustainable growing practice

  January 14, 2025

  career, Rianne often faced resistance from growers. "Convincing them that biological solutions work required a shift from a curative mindset to a preventive [...] In fact, a lot of them are going to disappear over the next three to five years due to more stringent regulations. Growers who are already using biological [...] and contain pests as chemical correction products are phased out. Drones, robotics and blower systems are all in the Koppert pipeline so we can face these

• Mealybugs and scales

  order Hemiptera (the true bugs ). Coccoidea are at first sight barely recognizable as insects. The females are wingless and immobile, and covered with a [...] waxy threads (mealybugs). They suck the sap of plants and are mostly host plant specific. Apart from the damage they cause by sucking plant sap, mealybugs [...] aerial parts of the plant, some species extract their nourishment from roots, whilst others are gall-formers. A few species can also transmit harmful viruses

• Parasitoid wasps

  What are parasitoid wasps? Parasitoid wasps are small insects that play a crucial role in natural pest control. They are called "parasitic" because they [...] eventually killing it. These wasps are highly specialised, with different species targeting specific pests. They are effective in reducing the population [...] horticulture and agriculture. Unlike chemical pesticides, parasitoid wasps are natural and do not harm beneficial insects, animals, or the environment. Benefits

• Towards a chemical-free future in agriculture: The vision of grower Koen

  traditional and organic practices complement each other, and how organic and traditional farming are getting closer together. "The mix between traditional and [...] emphasizes that his approach stemmed from both practical considerations and a conscious choice. Inheriting the farm from his parents, Koen had the opportunity [...] but that gap is getting smaller. In 15 years, I expect there will be no difference at all, especially due to the rapid increase in effective organic methods

• Wheat bunt

  symptoms Plantsinfected by Tilletia tritici and Tilletia laevis are hard to distinguish from infected plants before head emergence, although affected plants [...] slightly stunted. Infected (bunted) heads are slender and remain green longer than healthy heads. The glumes are opened either on some or on all spikelets [...] types are distinguished. The filiform basidiospores fuse in the middle with a basidiospore of the other mating type so that H-shaped structures are formed

• Pierce's disease of grapevine

  smaller fruits are produced. In plums, the first symptoms are irregular chlorosis or browning of leaves along the margin or the tip from early to midsummer [...] to different plant parts depends on the plant species: in peach, bacteria are found in high numbers in the roots, whereas in plum, high numbers are found [...] The bacteria are transferred from plant to plant by all kinds of xylem-feeding insects. Well known, but certainly not the only vectors are sharpshooter

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• Adalia bipunctata

  stage. Different life stages can be identified: Egg stage: Adalia bipunctata eggs are very small, elongated, and yellowish orange in color. They are typically [...] bipunctata larvae are often covered in spiky hairs and move actively on foliage in search of prey. Pupal stage: Adalia bipunctata pupae are stationary and [...] elongated ovals. They can vary in color from pale yellow to light brown depending on environmental conditions. Pupae are often found attached to plant surfaces

• Leaf miners

  this family, only eleven are truly polyphagous. The species that cause most damage all belong to the genus Liriomyza and are very common in temperate regions [...] Biological control of leaf miners Leaf miners are damaging pests that tunnel through leaves, reducing photosynthesis and weakening plant growth. Their [...] miners combines effective natural enemies and monitoring tools to target different pest stages: Beneficial nematodes Parasitic wasps Sticky traps Parasitic