• Municipality Doetinchem: Entonem nematodes managing oak processionary caterpillar

  breaching the monocultures of the oak and stimulating the natural enemies of the oak processionary caterpillar. As already stated, the use of nematodes is an [...] oak trees in the forests and plantations around Doetinchem. Marc van Rijswijk is the spokesman for Buha, the implementing organization for the Municipality [...] nematode product Entonem . A major advantage is that the bycatch of other caterpillars is much lower, which is a great benefit to biodiversity. In mid-April

• Glasshouse potato aphid

  deformations in the growing tip of the plant. Precisely where the plant is pierced is unimportant. The piercing of the lower leaves in the crop can cause [...] produced) lifecycles. There is no alternation of hosts, and the two types of life cycles occur on the same host plant. The aphid can overwinter not only [...] leaves and curled leaf margins. The immediate effects of piercing by the aphids are visible in lower leaves in the form of yellow patches. Heavy yellowing

• Stratiolaelaps scimitus (Hypoaspis miles)

  and other soil-dwelling insects. The mites appear in and on the soil and at the base of plant stems. The reduction of the infestation level occurs at a slow [...] Hypoaspis miles) is used for the control of the following pests: Thrips Sciarid flies (Fungus gnats) The predatory mites feed on larvae of sciarid flies, [...] legs, and brown mouthparts. The females are larger than the males, and have a white stripe on the rear end of the body. The eggs, larvae, and first nymphal

• General conditions Koppert Biological Systems Inc.

  beyond the control of parties - even if said circumstance was already foreseeable at the time of the conclusion of the agreement - as a result of which [...] damage as a result of loss of harvest, crop damage and/or damage due to deterioration of the structure of the soil. The payments of damages claimed shall [...] In case of liquidation, insolvency, suspension of payments, bankruptcy, transfer of business or merger of the buyer; vesting of a pledge on goods delivered

• Control Bean Seed Fly with Beneficial Nematodes

  transform the host's tissue into a nutrient source, allowing the nematodes to feed, grow, and reproduce within the host. This process ultimately kills the pest [...] , highlighting how it prevents the need for expensive resowing, saving growers both time and money, and sparing them the frustration of replanting. Furthermore [...] biological pest control of bean seed flies , leaving natural enemies unharmed. Wilco Remijn, co-owner of an organic arable farm, recognizes the potential and efficacy

• Consumers

  care of the pollination and therefore the formation of fruit. Honeybees are traditional important pollinators of arable and horticultural crops. The bumblebee [...] bumblebee is a close relative of the honeybee. In 1987, it was established that bumblebees could prove extremely useful in greenhouses for the purpose of pollination [...] provide you with the best possible service as a consumer, we have drawn up a list of frequently asked questions. We hope you will find the answer to your

• Phil Gerry at CAES Symposium at UCONN

  September 4, 2025

  managing some of the most troubling pests in garden mum and poinsettia production. The Connecticut Agricultural Experiment Station is the first agricultural [...] in the Northeast and Northwest before joining Koppert in 2021, and brings a wealth of practical knowledge and creative strategies to the topic of managing [...] even layer of predators right where it counts and handles like a video game. Koppert’s Phil Gerry will be demonstrating how the Natutec Airobreez works at

• Greenhouse whitefly

  General The greenhouse whitefly ( Trialeurodes vaporariorum ) is one of the major pests of vegetable and ornamental crops in greenhouses throughout the world [...] and the excess is excreted as honeydew, with larger larvae expelling large quantities. The damage that whiteflies cause to a crop is the result of sucking [...] whereas the rest of the larvae stadia remain flattened on the leaf. The fourth larva stadium develops into a white, oval case encircled by a ring of erect

• Poinsettia Cultivation Has To Apply IPM

  June 27, 2019

  Based Program IPM: The Answer to the Challenges of the Future IPM: The Path to a Successful Approach Koppert IPM app The How and Why of IPM NatuGro in strawberry [...] strawberry Chemical crop protection is not sustainable, regardless of the sales market. Now is the time to make the transition. ‘Those who wait too long [...] critical of their suppliers and the quality of the products. Dutch Poinsettia growers who export to the UK know all about this. For example, there is a ze

• Flies

  both directly and indirectly. The type of damage depends on the species of the flies. Direct damage is the immediate result of larvae feeding on root hairs [...] nuisance, are particularly small flies of the families Sciaridae ( sciarid flies ) and Ephydridae (shore flies). The larvae of these insects generally live on [...] their large number. Larvae of flies of the family Keroplatidae (mainly Lyprauta sp.) can cause damage in potted orchids. The Spotted Wing Drosophila has