• Aphidend

  species/stages of aphids . Mode of action Adult gall midges emerge from the pupae and deposit their eggs in the aphid colonies. After emerging from the eggs [...] 70%) to get the best results. Combined use High densities of generalist predatory mites , especially Amblyseius swirskii , can be detrimental to Aphidend [...] typically range from 1-10 per m2/release. Releases should be repeated at weekly intervals until control is achieved. Consult a Koppert advisor or a recognized

• Tomato leaf miner

  crawls out of the leaf and falls to the ground. This occurs in the early morning. The larva crawls into the ground to pupate. A small percentage of the larvae [...] lead to burning in fruit such as tomato and melon. Loss of leaves also reduces yield. In full-grown plants of fruiting vegetable crops, however, a considerable [...] Life cycle and appearance of Tomato leaf miner The life cycle of a leaf miner has the following stages: egg, three larval instars, a pupal instar and the adult

• Southern European marshland pyralid

  laid singly or in groups of 5 to 10 eggs, overlapping in a tile-like fashion on both the upper and lower surface of leaves close to the veins, or low on the [...] European pepper moth (Duponchelia fovealis) is a polyphagous species feeding on a wide range of hosts from 38 plant families. They include ornamental crop [...] caterpillars to inflict damage to the roots of crops cultivated in an ebb-and-flow irrigation system. The damage threshold varies considerably according to the

• Trichoderma harzianum

  sensible to soil diseases. If the crop cycle is long it is advised to perform regular applications with Trianum-P to keep a high number of change to maintain [...] the availability of resources for pathogen growth and reproduction. Parasitism of pathogens: Trichoderma harzianum produces a range of secondary metabolites [...] has the capacity to make certain 'fixed' nutrients such as manganese and iron available for the plant to absorb. As a result, it provides a natural and e

• Citrus mealybug

  females and as soon as a male emerges from its cocoon, it goes in search of a female. A fertilized female lays several hundreds of eggs in an elongated cottony [...] an adequate intake of protein, mealybugs must therefore ingest large quantities of sap, getting rid of the excess sugars in the form of honeydew. Charac [...] 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 undergo

• Premium quality around the world

  March 17, 2023

  attention to handling, storage, and shipping conditions. It takes a great deal of knowledge and technology and strict adherence to protocols to control the [...] countries, Koppert is equipped to receive, store, and dispatch live products, which often need to reach growers in a matter of days. 'As the global market [...] quality and leave nothing to chance. Our commitment to our customers is embodied in the peace of mind we offer them, thanks to our premium quality products

• Grey mould

  plants, the cuttings die due to carry-over infection from infected parent plants. Life cycle and appearance of Grey mould Spores of grey mould ( Botryotinia [...] damaged plants. How to prevent Grey mould Make sure the crop grows regularly with not too much vegetative growth, in order to maintain a microclimate which [...] fuckeliana / Botrytis cinerea ) is part of the foot rot complex, which causes rotting of the foot and may cause death of the plants. In cucumber and tomato

• Fusarium spp.

  appearance of Fusarium spp. Fusarium is a group of soil-borne fungi with many different species. Fusarium is widespread and can infect a range of host crops [...] Fusarium spp. is a group of soil-borne fungi with many different species. Fusarium is widespread and can infect a range of host crops. Many species are [...] mycotoxins are toxic to mammals so maximum levels have been determined. Fusarium sambucinum (a.k.a. F. sulphureum ) causes dry rot of potato. The rot is

• Ten Facts About Thrips

  August 18, 2021

  Thrips is a big enemy for many crops and is a problem that can quickly take on big proportions. As a grower, your approach to handling this insect is something [...] They're often difficult for growers to distinguish from each other. 3. In order to be effective against thrips, you need to know which intruder you are dealing [...] important facts about thrips to help you brush up your knowledge. Western Flower Thrips Frankliniella occidentalis on a leaf 1. How can you recognize thrips

• Protect Crops Against Redheaded Flea Beetle

  February 1, 2025

  ruins the retail value of high end crops. Beetles come in waves so as soon as just a few adults show up you know you’re going to get a lot more—and soon. Adult [...] BioSolution. This is a service Koppert offers free of charge to regular customers, so please don’t hesitate to ask! Download the PDF Click Here to find your nearest [...] Connect with us to schedule a site visit It’s never too early for nursery growers to stay ahead of the game. Even though most applications happen in May