• Plugging the plant propagation gap with Trianum

  July 8, 2019

  are available, one is a granular product which is incorporated into the growing medium, and the second is a powdered formulation which is applied to ornamental [...] Trianum-P is mixed with water and applied as a drench to propagation trays at a rate of 1.5 g/m 2 Trianum-G is incorporated in the compost at a rate of 0.75 [...] Parva , there are additional benefits of rapid rooting, increased root biomass and improved root architecture. For further advice on the use of Koppert

• Sportnem_leaflet_EN_A4_-_Koppert_20230441_-_DEF_LR.pdf

  January 1, 1970

  pests on sports fields Sportnem-T & Sportnem-H Koppert offers biological solutions based on entomopathogenic nematodes against the main pests on sports [...] soil at a depth of approximately 5 cm. Young larvae feed on humus particles. In the second larval stage they start to feed on the roots of grasses. The older [...] older larvae (see schedule). Timetable for application of Sportnem-T on crane flies (based on the nematode Steinernema carpocapsae) Common crane fly Tipula

• Treatment of bumblebee stings and allergies

  January 1, 1970

  medical treatment of allergic reactions is available from Koppert on request. For further information, contact an allergologist or a doctor of internal medicine [...] Treatment of bumblebee stings and allergies This information on bumblebee stings provides guidance for reducing the chance of being stung by a bumblebee [...] stinger, as is the case with honeybees and wasps. Drones cannot sting. The stinger is a weapon for defence. When a bee stings, some venom is injected into

• Spidex Vital® sets new standards in spider control

  May 12, 2021

  method is centred on the use of an undisclosed artificial diet, which significantly increases the rearing capacity of P. persimilis . “This is a modern [...] early visual indication of the feeding activities of Koppert’s white P. persimils. The Spidex Vital ® formulation is based on a well-fed P. persimils [...] only been on the market for a short period, but already its performance is striking a chord with growers, and there are strong indications of widespread

• Broad mite

  January 1, 1970

  attack of broad mite ( Polyphagotarsonemus latus ), is the appearance of dark brown edges at the base of young leaves. In case of a mild infestation, one [...] family of tarsonemids ( Tarsonemidae ) display a greater diversity of feeding habits than any other mite family. There are species that feed on fungi, [...] caused by viruses. The typical pattern of damage consists of malformation and distortion of the above-ground growth of the plant. The mites show a preference

• A turning point in Almeria: how predatory mites helped transform agriculture

  May 19, 2025

  solutions, based on the solutions that are already there, in nature. ” Predatory mites: a sustainable solution One of the key advantages of predatory mites [...] mission is to provide real, reliable solutions—not just for today, but for the future. ” Finding balance At the heart of it all is the idea of balance [...] greenhouses in the north of Europe. Not for us. ” But things changed. And Koppert was at the heart of that transformation. Nowadays Kris is Business Unit Manager

• Pea leaf miner

  January 1, 1970

  the harvest is affected. The size of a leaf tunnel depends on the stage of development of the leaf, the species of host plant and the species of leaf miner [...] mines appear on a leaf, a large ‘plate-mine’ may be formed. These are mostly located at the base of the leaf. Life cycle and appearance of Pea leaf miner [...] larvae remain hanging on the leaf and pupate there, sometimes on the upper surface but more commonly on the underside. The late third instar larva, that

• Onion fly

  January 1, 1970

  be visible. But there are a few symptoms to watch out for. The wilting or yellowing of onion leaves is one of the most obvious signs of onion fly damage [...] the young leaves, necks of onion seedlings or in the soil close to the base of onion plants. The onion fly larvae that emerge from the eggs tunnel into the [...] antiqua ) infestations. Steinernema feltiae is a beneficial nematode species that is effective natural enemy of onion fly larvae. These nematodes are applied

• Fit roots for plant health Technical bulletin 2020 EN

  January 1, 1970

  passively; there are still several theories for both mechanisms. But whatever theory applies, it is always beneficial if there is sufficient refreshment of the [...] energy balance Evaporation is by far the most effective cooling mechanism of the plant. That is why the functioning of the roots is directly related to the [...] right type of substrate/slabs supports the water balance of the plant to prevent water stress. Advanced computerized process control, based on sensors and

• Black vine weevil

  January 1, 1970

  damage is caused by the feeding of the larvae on the roots. After the roots have been destroyed the larvae move into corms, rhizomes and stem bases of plants [...] long. Outdoors there is a single generation each year. A population of black vine weevils consists entirely of females and reproduction is by parthenogenesis [...] within the stems of the plants. Both adult beetles and larvae are polyphagous and feed on a large number of plant species. High populations of larvae can destroy