• Dacnusa sibirica

  repeated at least 3 times at weekly intervals or until control is achieved. At higher temperatures (>25°C/77°F) and/or higher infestation rates it might be better [...] Minusa ). Release parasitic wasps between the leaves of the crop in the morning or in the evening The dosage of Minusa depends on climate, crop and leaf miner [...] better to use Miglyphus . Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation.

• Beneficial Nematodes For Biological Pest Control

  July 28, 2023

  parasitic nematodes are a common soil pest that affect plants, entomopathogenic or beneficial nematodes play an important role in the biological control of many [...] that are difficult to control, with many chemical treatments no longer viable or now unavailable. Sophisticated & Safe As partners with nature, Koppert use [...] trigger an immune response in pests enabling them to adapt, nematodes remain highly effective over time. Free of concerns about the diminishing performance

• Apple scab

  yellowing or drop Disease development after rainfall or prolonged leaf wetness Weather-based forecasting models help predict periods of high apple scab [...] to dark brown velvety spots on leaves Brown or black lesions on developing fruit Cracked, corky, misshapen, or rusted fruit as lesions expand Premature leaf [...] disease risk. Inspect orchards for: Olive-green or brown lesions on young leaves and developing fruit Brown or black spots on cluster leaves, extension shoots

• Leaf stripe

  the seedling. Conidia are produced on the infected leaves when humidity is high and wind-dispersed to neighbouring ears where they can infect seeds at any [...] chances of infection Use clean seed Avoid the use of untreated farm-saved seeds or at least test the seed before use Use resistant cultivars Delay sowing in

• Pollination

  stigma of another flower on the same plant or on another plant. Many flowers require insects such as bumblebees or flies to transfer the pollen. Bumblebee [...] diverse array of seed crops. Lucilia flies are highly versatile, ideal for applications within enclosed tents or isolated growing units when dealing with limited

• Horiver Drystick

  in areas with high risk of pest infestation such as areas near doors, gable ends and lateral ventilation openings Attach traps to wires or sticks at max [...] both sides of the trap Replace the traps when largely covered by insects and/or debris Dosage For monitoring use one Horiver Drystick per 200 m 2 For trapping [...] as long as Horiver Wetstick as the glue gets saturated earlier with insects or dust and debris The silicone cover paper is perforated and can be removed

• Large blackberry aphid

  Zealand. It only feeds on cultivated and wild blackberries. Damage symptoms High populations of large blackberry aphids can reduce yield. Life cycle and [...] disturbed. Winged aphids usually appear in June and July and migrate to new canes or host plants where they produce wingless aphids again. In October to December

• Large raspberry aphid

  Damage symptoms Large raspberry aphids rarely reach populations that are high enough to reduce yield by direct feeding damage. The major problem is the [...] disturbed. Winged aphids usually appear in June and July and migrate to new canes or host plants where they produce wingless aphids again. In October to December

• The Spidex®-Spical® dual solution to spider mite control in glasshouse strawberry production

  July 20, 2021

  californicus should be introduced in sachets, as Spical Plus® or Spical Ulti-Mite ®, or applied as loose Spical® over the canopy surface. “Early release [...] watchful eye on the long-term weather forecast, and specifically notes when high temperatures are forecast. Temperature increases can cause an imbalance in [...] strength to the TSSM control strategy early in the season and in summer when high temperatures occur At the beginning of the season, when the glasshouse e

• Predatory insects

  They use their strong jaws to grasp and consume aphids at a high rate. The larvae are highly mobile and actively seek out aphid colonies, helping to keep [...] their eggs on plant leaves, and when the larvae hatch, they feed on aphids, or spider mite, depending on the species. Gall midges are considered beneficial [...] their specialised mouthparts to consume them. Ladybirds are known to be highly efficient predators, capable of consuming a significant number of aphids