General conditions Koppert Biological Systems Inc.

interest. In addition, the buyer is obliged to compensate us in full for the losses we suffer as a result of a fall in the exchange rate of the currency [...] affect the buyer’s obligation to pay the full invoiced amount. 8.3 In the event of a complaint the buyer is, in part, obligated to give us the opportunity [...] us, unless the buyer informed us in writing at the time the agreement was entered into of the desire to contract as a private party. If, in that case,

Diglyphus isaea

Diglyphus isaea The parasitic wasp Diglyphus isaea is available in a bottle ( Miglyphus ). Release parasitic wasps between the leaves of the crop in the morning [...] body, and the third larval instar is blue-green. The full-grown larva usually pupates in the mine some distance from the dead host. Pupal stage: The pupa lies [...] also seen in the pillars that remain visible as black spots in the leaf. The adult is metallic green to black in colour and unlike D. sibirica has short

Fall Armyworm

symptoms The developing larvae eat different parts of the host plant, depending on the crop, the stage of crop development, and the age of the larvae. On [...] mark on the front of the head and four large spots on the upper surface of the last segment. Pupae are reddish brown and measure 13 to 17 mm in length. [...] General The fall armyworm is a polyphagous pest that is indigenous throughout the Americas. Recently, it has been found in Africa too. The caterpillars

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How beneficial nematodes control onion fly

, these larvae can even kill young seedlings, resulting in production losses early in the cultivation process. The larval stage is the most dangerous stage [...] challenge is the Delia antiqua , female onion flies lay their eggs near the base of onion plants. Hatching from the eggs, the larvae crawl behind the leaf sheaths [...] for the plants, as the larvae feed extensively. Once the initial host plants are damaged, the larvae move from one plant to another, increasing the risk

Operation Mealybug

deal with a mealybug infestation. Introducing the new heroes in the battle: the larvae and adults of the predatory beetle Cryptolaemus montrouzieri . With [...] damage to crops. Both the female adults and the nymphs feed on the plants, resulting in misshapen and yellowing leaves. They also foul the plants with their [...] effective natural enemy in the fight against the mealybug is the predatory beetle Cryptolaemus motrouzieri , available under the product names Cryptobug

A step-by-step guide to whitefly control

Specializes in parasitizing L2-L3 whitefly larvae and engages in host feeding. Egg placement: Lays eggs beneath whitefly larvae, penetrating the host at the fourth [...] parasitic wasps , beneficial microorganisms and the use of sticky traps are all important tools in the IPM strategy for these crops. They integrate diverse [...] various stages of the whitefly life cycle. The foundation of effective whitefly control Monitoring for early detection Evenly distribute the sticky traps per

Corn earworm

ears of corn. The larvae feed on the hairs of the young corn and on the young kernels at the tip of the cob. During the third instar, the larvae turn c [...] caterpillar surviving, which will start to feed again on the tip of the cob, making holes in the corn. In other crops, they prefer flower buds and soft fruit [...] climates, since the cold reduces or halts their development. Damage symptoms The female lays small quantities of eggs, between one and three, in the hairs of

Aphelinus abdominalis

the antennae. She turns herself around, curls up the wing tips, and will try to pierce the aphid in the abdomen with her long ovipositor. The ovipositor [...] mummy. The adult wasp appears through an irregularly serrated hole at the posterior end of the mummy, on which the aphid’s antennae and cornicles can still [...] important role in reducing pest numbers, with the adult wasp piercing the aphid with her ovipositor, and sucking it empty without laying an egg. The small aphids

Sustainability

Embracing sustainability brings value In a world where the health of people and the planet are increasingly intertwined, the role of agriculture is paramount [...] firm in our belief that businesses can bring positive change, with each of our employees playing a vital role in this endeavor. Understanding the UN's [...] commitment is outlined in the form of the 17 Sustainable Development Goals (SDGs), a blueprint for global sustainability. We take pride in our contributions