• Working at Koppert

  over the past 50 years, but despite its international character, Koppert remains a family company in which cooperation and respect for people and the environment [...] environment is important. The company is developing fast, so we are keen to draw people who will play a role in its further growth. There is much room for [...] develop their careers. Koppert is recognized as a training company in many fields. To develop your career within the company, Koppert has developed an internal

• Koppert Foundation

  education about our wonderful partnering with nature in integrated crop management supporting local Koppert employees with their personal social responsibility [...] Koppert established the Koppert Foundation on their 50 th anniversary in 2017. This Foundation aims to contribute to sustainable solutions for horticulture [...] horticulture and agriculture and improvement of the health and availability of food and nutrition for those who need it most. Scope Koppert Foundation focuses

• Black root rot of cucurbits

  to a few of the roots but in severe cases all roots may be infected. At the final stage of the disease, only vascular tissue remains because the cortex [...] infection in this stage may kill the plants. In case of a less severe infection, the vines may wilt at a late stage of the crop, but when water supply is [...] plants, the crown first gets a water-soaked appearance, turning light-brown and sunken, later black with amber-coloured exudations of spores. In the early

• Spidex

  shake the bottle gently before use Push the centre of the cap to open the dosage hole Sprinkle material on leaves or pour into Diboxes Make sure the material [...] material remains on the introduction site for at least a few hours after introduction Can also be applied with Natutec Airobreez, Natutec Mini-Airbug, Natutec [...] twice at weekly intervals. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation.

• Citrus mealybug

  search for a new feeding place and are capable of moving a reasonable distance over the plant. The male nymph attaches itself to the plant, whereas the females [...] entire development. After the second instar, a male nymph forms a dark brown ‘prepupa’ from which a pupa rapidly develops, inside a white cottony cocoon. Females [...] growing on this honeydew. Additionally, the white, waxy secretion of the mealybugs, reduces the ornamental value of the affected plants. Fruit and flowers are

• Experience Centre

  AM to 5:00 PM. A tour takes an average of 1,5 hours and is suitable for groups of up to 15 visitors. In the case of bigger groups, the programme can be [...] in consultation. The Experience Centre may be visited by appointment only. Interested? Please fill in the request form below. Make a reservation [...] natural pollination, come and visit the Koppert Experience Centre where you can take an interactive journey through the fascinating world of sustainable

• Cottony soft rot

  produced by the germinating sclerotia. The fungus grows quite rapidly inside the plant and kills the host cells. On the infected plant tissue white, fluffy [...] mycelium occurs with new dark sclerotia. The fungus also infects seeds and tubers, thereby creating a source of infection for the next crop. The dispersal to [...] cottony soft root, is a plant pathogenic fungus. It has a very wide range of host plants. Damage symptoms The first symptoms of a cottony soft root ( S

• Black leg of seedlings

  or substrate the plant turns brown. A typical symptom of a Pythium infection is the easy stripping of the skin from the root cortex with a finger nail. [...] later the plants wilt irreversibly. In potted plants the flower buds fall off. The side roots rot and very little of the root system survives. On the border [...] older plants, the leaves lose their turgor or the leaf tips turn yellow, for example in flower bulbs. At first, the plants recover during the night, but later

• Orius laevigatus

  and feeding on the soft bodies of their prey. The predatory bug Orius laevigatus is used for the control of the following pests: Thrips The natural enemy [...] establish a population and encourage mating Make sure the material remains undisturbed at the introduction site for a few hours after application The dosage [...] Orius laevigatus Orius laevigatus is a predator feeding on thrips . The prey is pierced with the mouthparts and the body contents are consumed. All stages

• Damping-off

  of the root system survives. On the border between air and soil or substrate the plant turns brown. A typical symptom of a Pythium infection is the easy [...] stripping of the skin from the root cortex with a finger nail. Life cycle and appearance of Damping-off Pythium belongs to the Oomycetes, a separate group [...] bulbs. At first, the plants recover during the night, but later the plants wilt irreversibly. In potted plants the flower buds fall off. The side roots rot