• Tomato leaf miner

  grown larva cuts a sickle-shaped exit hole in the leaf with its mouth parts. After roughly one hour the larva crawls out of the leaf and falls to the ground

• House fly

  black as the pupa ages. New adult flies will emerge as early as two days after pupation (at temperatures above 30°C) or over three weeks later at low t

• Navigating the Whitefly Battle

  March 6, 2024

  article, we will dive deeper into the realm of whiteflies unveiling the most effective beneficial organisms, as various crops and whitefly species require different [...] Greenhouse Whiteflies: Lays eggs at the top of plants, eggs turn brown to black after a few days. Fourth Instar (Pupa): Oval, white case with wax threads. Adult: [...] eggs all over the plants, eggs start off as yellowish green turning brown after a few days. Fourth Instar (Pupa): Flat, transparent, or yellow with red-eyed

• Black vine weevil

  symptoms The major 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

• Limonica: breakthrough in large-scale production of a complex predatory mite

  August 5, 2025

  under the product name Limonica . This predatory mite is exceptionally effective against various insect pests, but is considered one of the most difficult [...] composition of the rearing medium and the design of new production lines. After implementing these improvements, the results were quickly visible." Today

• General Conditions Koppert

  to Koppert in writing immediately after observation, and will confirm them no later than within 2 working days after observation in writing to Koppert [...] these GC shall be made in full without any discount or setoff within 30 days after the invoice date, free of charge to Koppert, at Koppert’s office or by transfer [...] vis-à-vis Koppert shall be payable immediately and the Buyer is in breach effective immediately without prior notice of default. Koppert B.V., Veilingweg

• Tobacco whitefly

  d piercing-sucking mouthparts and begins to feed on plant sap very soon after emerging. The insect is covered with a white waxy substance. The adult of

• Spider mites and other mites

  symptoms are important for early detection of plant-feeding mites and effective management, as their small size and tendency to hide on the underside of [...] on plant sap and undergo molting to transition to the next stage. Nymph: After the first molt, the mite larvae become nymphs. Nymphs have four pairs of [...] introducing biological control agents such as predatory mites can be an effective way to keep plant mite populations under control. Mite control videos Take

• The Ultimate Guide to Fungus Gnats (Sciarid Fly) and Shore Fly Control

  July 4, 2024

  adults can carry spores of Pythium species in their gut, which germinate after excretion onto surrounding plants. The adults can also spread other common [...] Cards and Roller Traps: Place them close to the soil line for maximum effectiveness. They will slowly decrease the infestation by attracting and catching [...] removed results in a large reduction in pressure. Sticky traps can be highly effective tools provided they are placed close to medium surface and in sufficient

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