• Corn rootworm

  cause flower abortion and, in the case of heavy infestations, significantly reduce the number of seeds. During the milk and dough stages of maturity, the adults [...] densities can develop, and consequently it is susceptible to serious damage. Adults may also be found on Poaceae, Asteraceae, Fabaceae and Cucurbitaceae. Damage [...] by both larval and adult feeding, although it is the former that causes the most extensive damage. The larvae feed on the rootlets and dig tunnels in the

• Fall Armyworm

  eggs in clusters of 150-200 and can lay up to 2000 eggs in a lifetime. Eggs are white, pinkish or light green and spherical, and are usually laid on the underside [...] days. Over the next 2 to 3 weeks, the larvae pass through 5-6 stages and the pupal stage takes 9-13 days [...] leaves, stems and reproductive parts of more than 100 plant species causing major damage to cultivated grasses, such as maize, rice, sorghum and sugarcane

• May beetle

  between the adults and larvae of this genus, they are usually treated as a single group, sharing similar habits and biology. The larval stages of these beetles [...] larvae only feed on root hairs and organic material during the first and second instars. When they move to the next stage, the larvae start to feed on larger [...] roots, resulting in visible water stress and ultimately ending in the death of the plant. From the third stage onwards, the impact of this pest increases

• Early blight

  The only known stage in all Alternaria species is the asexual stage. Conidia and mycelium overwinter in the soil and on crop residues and cause primary [...] potato and early blight of tomato, which presents itself as spots on leaves, petals and stems. These spots can be distinguished by the dark and brown [...] within five days. Infection is both direct and through wounds and stomata. Spores are dispersed by wind and in some species through the splash of rain

• Biofly

  Presentation Paper bag. Carrier Wood-chips and millet chaff. Application Make use of the specially designed release station, which can be placed inside [...] Pests House fly ( Musca domestica ), lesser house fly ( Fannia canicularis ) and other Fannia spp. Mode of action When the flies emerge from the released pupae [...] requires detailed information on local factors such as (climatic) conditions and the level of infestation. Consult a Koppert advisor or a recognized distributor

• Pepper weevil

  white colour and eyes which are yellow at first, and become darker after a few days; after three to six days, this stage is fully complete and it becomes [...] Meanwhile, the larvae develop in flower buds and young fruit, causing the stalk and calyx to turn yellow before wilting and dropping off. When you see fruit on [...] ‘snout’ which is longer than their head and prothorax. Two days after hatching and feeding, they begin to copulate and subsequently lay eggs in the flowers

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• Black rot of carrots

  The only known stage in all Alternaria species is the asexual stage. Conidia and mycelium overwinter in the soil and on crop residues and cause primary [...] within five days. Infection is both direct and through wounds and stomata. Spores are dispersed by wind and in some species through the splash of rain [...] Typically, Alternaria causes spots on leaves, petals and stems. These spots can be distinguished by the dark and brown concentric rings that are caused by sporulation

• Koppert One

  all-in-one digital platform designed to simplify and strengthen biological crop protection . By combining expert knowledge, smart tools, and real-time data, it [...] reliable insights into both direct and indirect effects, from mortality and disrupted development to reduced fertility and repellent behavior. Powered by data [...] Integrated Pest Management strategy, improve crop performance, and achieve more sustainable and profitable results. Go to web app Apply nematodes at the right

• Impatiens thrips

  sweet pepper, cucumber and eggplants. It lives exclusively on the leaves and is often present on weeds in greenhouses. Life cycle and appearance of Impatiens [...] subsequent stages are found on the upper- and undersides of the leaf. Pupation occurs on the leaf rather than on the ground. The prepupae and pupae remain [...] thrips (Echinothrips americanus) develops in six stages: egg, two larval instars, prepupa, pupa, and finally the adult insect. Impatiens thrips (Echinothrips