• Municipality Venray: biological control of oak processionary caterpillars

  In the Municipality of Venray a third of the tree stock in the area, some 11,000 trees, is oak. ‘We’ve been using Koppert’s nematode product Entonem as [...] makes a big difference According to Bergeijk, the results have been generally positive. ‘The trees that we have treated have been 90% cleared. What is interesting [...] cases, we have to take curative action and extract the nests. But, on balance, Entonem makes a big difference to us in the fight against the oak processionary

• Diglyphus isaea

  into the mine to pupate. There are three larval instars: the first is colourless and transparent, the second is yellow and semi transparent with a brown [...] miner control with the parasitic wasp Diglyphus isaea Diglyphus isaea is a small parasitic wasp belonging to the family Eulophidae within the order Hymenoptera [...] mm, and is transparent white in colour. It lies alongside the paralyzed leaf miner larva and is often difficult to spot. Larval stage: When the parasitic

• Almond

  subcontinent. The name also refers to the tree’s edible seed that is nowadays extensively produced around the world. The almond belongs to the genus Prunus [...] About The almond ( Prunus dulcis, syn. Prunus amygdalus ) is a tree species originating in the Middle East as well as in North Africa and the Indian s [...] together with the peach, belongs to the subgenus Amygdalus . This particular subgenus distinguishes itself from others because of ridges on the shell that

• Feltiella acarisuga

  emerging from the egg, the larva is yellowish white. The eggs and the first larval stages are very difficult to find in the crop due to their small size [...] Feltiella acarisuga is available in plastic cups ( Spidend ). Make a hole in the lid and place the cup on the rock wool slab or directly on the soil Protect against [...] progresses, a red spot appears anterior to the midline, after which the entire larva becomes darker. Finally, white spots appear on the body. A fully grown

• Larvanem

  solutions As a general rule for tank mixing, always add the nematodes to a fully filled tank containing the compatible product The product is safe for most [...] inside the host. This kills the pest within a few hours to days after infection. Visual effect Infected pest insects in the root zone turn red to brown [...] 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 when tank mixing

• Aphidoletes aphidimyza

  consumed by a gall midge larva depends on temperature, relative humidity, age and size of the aphids, and the aphid species. The time required to consume an [...] can vary from a few minutes to several hours, depending on the age and nutritional condition of the predator, as well as the size of the prey. Life cycle [...] settings. The predatory gall midge Aphidoletes aphidimyza is used for the control of the following pests: Aphids Aphidoletes aphidimyza is available at

• Triario® WG

  early as possible to the crop for optimal effect. The application of Triario® WG depends on the crop and use. Check the label to find the Directions for Use [...] situation. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation. Timing Start application [...] WA, WI Mode of action The mode of action of Triario® WG is based on the following mechanisms: Mycroparasitism: Triario® WG is capable of parasitizing

• Pollination

  improve the quality and shelf-life of these products. Pollination is the transfer of pollen from the anthers of the flower to the stigma of the flower. [...] If the pollen is transferred from anther to stigma on the same flower it is called self-pollination. Cross pollination, is the transfer of pollen from [...] What is pollination? Pollination is an annual challenge for growers when it comes to the production of vegetables, fruit and seed. Well pollinated crops

• Caterpillar control with nematodes

  nematodes survive on the leaf surface for many hours to several days. Correct application for best results To ensure the best results, spray when: Relative humidity [...] skin. The nematodes then release the pathogenic bacteria they carry with them. These bacteria kill the insect and digest it from the inside. The nematodes [...] nematodes feed on the tissues of the dead caterpillar which dies within a few days. When applied correctly, beneficial nematodes significantly reduce pest pressure

• Spidex Boost

  contain a rearing system which produces several generations of predatory mites over time. The mites will leave the sachets within a few days. Dosage The dosage [...] pierced into it Hold sachets by the cardboard strip at the top, to avoid damaging the predatory mites In contrast to other Koppert products containing mites [...] them evenly spaced in the crop. Release should be repeated weekly if the pest is not controlled. Consult a Koppert advisor or a recognized distributor