• Grower Koen - Embracing biological crop protection in agriculture

  too quick to completely abandon traditional methods. He decided to find a balance between both approaches. This way of working allows him to gain experience [...] using biological crop protection . As a result, he acquires a lot of knowledge and is prepared to fully transition to biological crop protection when the [...] approach stemmed from both practical considerations and a conscious choice. Inheriting the farm from his parents, Koen had the opportunity to continue the

• Verticillium wilt

  25-27 °C. How to prevent Verticillium wilt Start with clean soil or substrate by heating it at a temperature if at least 65 o C for a minimum of 30 minutes [...] seems to recover at night. The symptoms may occur only in parts of the plant. Cutting the stalk horizontally reveals a slight discolouration of the vessels [...] stream. As a defence mechanism, the plant produces gum in the vessels. The presence of both the fungus and the gum causes the xylem vessels to get blocked

• Aphidius colemani

  spins a cocoon inside the aphid cuticle, causing it to swell. The cuticle turns from a hard, leathery brown to a golden yellow casing, known as a mummy [...] however, provide a reliable key to the species of wasp within: many braconid wasps that parasitize aphids produce a mummy similar to that of Aphidius spp. [...] Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation. Best conditions for use of Aphidius

• Anagyrus vladimiri

  Expand all items How to use Anagyrus vladimiri The parasitic wasp Anagyrus vladimir is available in a bottle ( Citripar ). Remove the label from the bottle according [...] repeated at least 3 times at an interval of 1-2 weeks. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best [...] Anagyrus vladimiri is a parasitic wasp belonging to the Encyrtidae family. This parasitic wasp is particularly effective for mealybug control, a common pest affecting

• Diglyphus isaea

  temperatures (<20°C/68°F) it might be better to use Minusa. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best [...] Diglyphus isaea is a small parasitic wasp belonging to the family Eulophidae within the order Hymenoptera . It is widely recognized for its role as a biological [...] products Miglyphus Expand all items How to use Diglyphus isaea The parasitic wasp Diglyphus isaea is available in a bottle ( Miglyphus ). Release parasitic

• Two-spotted spider mite

  urticae ) is a pest of many crops throughout the world. Despite their small size, they are capable of very rapidly doing severe damage, due to their great [...] little as 30% damage of the leaf surface can lead to loss of the crop. The nymphs and adults also produce webs, and plants can get completely covered with [...] leaves affects the appearance of the crop. This is of particular concern in ornamental crops. Life cycle and appearance of Spider mite Two-spotted spider

• Aphidius ervi

  Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation. Best conditions for use of Aphidius [...] aggressive and can even pursue the aphid to parasitize. Because of this, the disturbance of aphid colonies can have a serious impact. The aphids can be spread [...] wasp Aphidius ervi Aphidius ervi is a parasitic wasp species that plays a significant role in biological control of aphids . The natural enemy Aphidius

• Green peach aphid

  Aphids therefore need to extract large quantities of sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop [...] extract nutrients 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 [...] malformations of the growing tips. Life cycle and appearance of green peach aphid Aphids have a complex life cycle, with both winged and wingless forms of adults

• Cottony cushion scale

  hair-like, transparent rods of wax from the body. On reaching maturity, the ‘female’ produces a white, fluted, wax ovisac with a series of uniform ridges running [...] 500 to 2000 bright-red, oblong eggs over a period of 2 to 3 months. After leaving the egg sac, the crawlers settle along the midribs and veins of the leaves [...] considered to have originated in Australia. It was accidentally introduced to California in about 1868 and devastated the citrus industry there until a natural

• Mealybugs and scales

  In order to gain an adequate intake of protein, mealybugs must ingest large quantities of sap, getting rid of the excess sugars in the form of honeydew [...] species of mealybugs feed on the aerial parts of the plant, some species extract their nourishment from roots, whilst others are gall-formers. A few species [...] is usually the first sign of the presence of this type of pest. Among ornamental crops, ferns are particularly sensitive to soft scales, as are oleanders