• Tomato looper

  species originating in the Mediterranean and northern Africa. The larva is highly polyphagous and feeds on plants of over 20 families, among them crops such [...] three pairs of prolegs, instead of the normal five and therefore the caterpillar moves with the same looping motion as an inchworm (geometrid). The cocoon is [...] one of the most frequently found pest species in greenhouses. Damage symptoms The tomato looper (Chrysodeixis chalcites) is primarily a foliage feeder but

• Greenhouse whitefly

  affect the physiology of the plant, as a result of which growth is retarded. In full sunlight, leaves can wilt and fall. Such leaf damage can in turn influence [...] usually be found in the top of the plant and on the underside of young leaves, where they deposit their eggs. When shaking infested plants, adults will first [...] General The greenhouse whitefly ( Trialeurodes vaporariorum ) is one of the major pests of vegetable and ornamental crops in greenhouses throughout the world

• Target pests of beneficial nematodes in Stone Fruits & Nuts

  residue This is an overview of the nematode-pest combinations that have been tested successfully so far. If a specific pest is not mentioned in this document [...] 12-2022 Part of the IPM toolbox Nematodes have become a powerful part of IPM solution, to either partly substitute, and sometimes replace the use of conventional [...] Spray/drench over a 1 m radius around the tree trunk - 1 or 2 treatments in springtime and in autumn Larvae 1 - 3 million in 10L min. per tree Plum moth Cydia

• Plant Disease Management

  reduces the buildup of pathogens in the soil. Disease-resistant varieties Another vital aspect of prevention is the use of disease-resistant plant varieties [...] disposing of diseased plant material is essential to prevent the spread of pathogens. This practice is particularly important in containing the spread of diseases [...] What is biological disease control? Biological control of plant diseases is a method used to manage and reduce the impact of plant diseases by utilizing

• Natutec Drone Leaflet - Koppert

  ON TOP OF YOUR CROP High expectations of efficient Natutec Drone The technique is efficient and works, but the challenge is in organizing the drones while [...] surface.’ The test the costs of dispersal via drones had to be lower than the flights in the hangar in Valkenburg also gave good outcomes. costs of manual [...] landed between the rows on the bare ground were able to using the most suitable drone available on the private find the plants very quickly. In many cases

• Cabbage moth

  to black. In younger instars, the relatively large head capsule is conspicuous. In older instars, the lighter colour of the bands between the body segments [...] accumulates in the heart of cabbage, thereby lowering the commercial value of infested crops. Life cycle and appearance of Cabbage moth The adult cabbage [...] with white spots, and the abdomen is a pale, greyish brown. The moth flies only at dawn and dusk, hiding in the crop during the day. Several days after

• Two-spotted spider mite

  such webs in which the mites live. The webbing and spotting on the leaves affects the appearance of the crop. This is of particular concern in ornamental [...] to the host plant by feeding on plant sap. They mainly occur on the underside of leaves where they pierce the cells and suck out the contents. The empty [...] yellow, and in many plants the damage can also be seen on the upper surface of leaves as small yellow dots. The destruction of cells results in reduced p

• Fall Armyworm

  symptoms The developing larvae eat different parts of the host plant, depending on the crop, the stage of crop development, and the age of the larvae. On [...] mark on the front of the head and four large spots on the upper surface of the last segment. Pupae are reddish brown and measure 13 to 17 mm in length. [...] General The fall armyworm is a polyphagous pest that is indigenous throughout the Americas. Recently, it has been found in Africa too. The caterpillars

• Natutec Airobreez

  when the light is green Place the battery to connect to the device Clip on the shoulder belt of the Natutec Airobreez Place the bucket wheel and the dispense [...] per bay using the dosage chart Select the right dosage speed for the determined amount to be released Remove the cap of the reservoir Fill the reservoir with [...] Use the Airobreez for the distribution of natural enemies in the crop. The Airobreez can be used for both full-field distribution and for specific hot

• FAQ Nematodes

  Only if the nematode is in the host and the temperature is not too low is there a small chance that the nematodes can overwinter. However, this is never [...] formulation What is the substance the nematodes are packed in? In order for the nematodes to survive during transport and storage they need to be packed in a carrier [...] longer be found. In practice, the decrease of pest pressure is the only indication that the application has been effective. How long do the nematodes work