• Green peach aphid

  January 1, 1970

  from the plant 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 [...] protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit sticky. Black fungal moulds ( Cladosporium spp.) grow on this [...] and rendering them unsuitable for market. At the same time, photosynthesis in the leaves is reduced, affecting production. The aphid’s saliva can induce strong

• Southern European marshland pyralid

  January 1, 1970

  tile-like fashion on both the upper and lower surface of leaves close to the veins, or low on the stem or stalk close to the ground. The pinkish red eggs [...] caterpillars often stay in the lower strata of the crop, sometimes attacking the stem of the plant as well as the leaves. Late instar larvae burrow into soft [...] damp, humid places and are thus mainly found low in the crop, often in decaying organic material on the ground or substrate. They feed on detritus as well

• Aphids

  January 1, 1970

  markings or stripes on their bodies. Movement: Aphids are slow-moving and tend to cluster on the undersides of leaves, where they feed on plant sap. They may [...] Aphidoidea, belonging to the order Hemiptera . The aphids discussed here all belong to the family Aphididae, a family containing many species that cause damage [...] ( tobacco aphid ) on various vegetable and ornamental crops. Aphis gossypii ( cotton aphid ), mainly on Cucurbitaceae, but also on chrysanthemums, and

• Top diseases in roses - Powdery Mildew

  February 17, 2023

  germinate on the leaf surface and the germ tubes grow and branch out on the leaf surface. Small structures called haustoria are produced, from which the fungus [...] penetrates the plant cell and takes up nutrients from the epidermal layer of plant cells. Most of the fungus remains on the outside of the plant surface [...] surface. On the mycelium on the plant surface, new conidiophores are formed, structures which contain new spores, the conidia. These conidiophores are the fluffy

• Tomato leafminer

  January 1, 1970

  occur underneath the crown of the fruit and even inside the fruit itself. On leaves, the larvae only feed on mesophyll tissues, leaving the epidermis intact [...] Pupation takes place in the soil or on the surface of a leaf, in a curled leaf or in a mine. If they leave the mines they build silk cocoons on the leaflets [...] mine inside the leaf, stem or fruit. In the second to fourth instars they become greenish with a black band behind the head. The prepupae of the tomato leaf

• Lurem-TR

  January 1, 1970

  of the kairomone. Application Hang the dispenser next to the sticky trap Place the sticky trap and dispenser just above (max. 30 cm) the top of the plants [...] containing the kairomone. Numbers per package Each package contains 20 dispensers. Preparation Twist the top of the dispenser to activate the release of [...] Lurem-TR increases the attraction of thrips to blue and yellow sticky traps and thus ensures earlier discovery of the pest. Pests Several thrips species

• Koppert Present at Biocontrol Africa and NewAG International Conference 2018, Nairobi

  April 26, 2018

  attend. The goal of the African-themed event was to expound on the subject of Scaling. Jan Ubels of SNV, an expert on the subject gave a talk on the topic [...] endeavours. The highlight of the dinner event, was the signing of the CABI and Koppert Agreement on IPM training of plant doctors in Kenya. The IPM module [...] solutions for the management of Tuta absoluta and the Fusarium Wilt-Root Knot Nematode complex in Kenya. The presentation stirred the audience into an

• Capsanem

  January 1, 1970

  nematodes Preparation Remove the sachets from the box and keep them at room temperature for 30 minutes Empty the contents of the sachets into a bucket containing [...] 15-20°C/59-68°F) Stir well and leave the contents to soak for five minutes Stir again and pour the contents of the bucket into the half-filled spray tank (except [...] effects on biological solutions As a general rule for tank mixing, always add the nematodes to a fully filled tank containing the compatible product The product

• Diglyphus isaea

  January 1, 1970

  Liriomyza trifolii ). The female wasp deposits her eggs inside the larvae of the leafminer, where the emerging larvae feed on the host’s internal tissues [...] recognized distributor of Koppert products for advice on the best strategy for your situation. Best conditions for Diglyphus isaea Diglyphus isaea is most [...] body, and the third larval instar is blue-green. The full-grown larva usually pupates in the mine some distance from the dead host. Pupal stage: The pupa lies

• Plant Health

  January 1, 1970

  they transfer sugars to the root system, stimulating the soil food web. This interaction releases essential minerals, enabling the formation of complete [...] Embracing biological pest control Over the years, biological pest control has proven effective in managing pests without the drawbacks of chemical pesticides [...] their environment is crucial. Photosynthesis, the source-sink dynamics between leaves and fruits/roots, and the intricate soil food web play pivotal roles