• American serpentine leaf miner

  miners cause damage to plants both directly and indirectly. The most direct damage is caused by the larvae mining the leaf tissue, leading to desiccation, premature [...] hard to distinguish from feeding spots. The larvae of Liriomyza trifolii are entirely ochre-yellow. When the larva hatches from the egg, it begins to eat [...] 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. This occurs in the

• Fly pollination

  flower to flower in search of nourishment, they inadvertently transfer pollen from one bloom to another. This accidental pollination contributes to the genetic [...] it an effective pollinator for a variety of crops. These small flies navigate with agility, ensuring that pollen is distributed evenly, leading to improved [...] crop. Natupol Fly is packed in a cardboard tube with a plastic lid. The fly pupae are mixed with sawdust to minimize heat production and increase moisture

• Spidex Vital Plus

  in the crop, not exposed to direct sunlight Sachets already have an exit hole Hold sachets by the cardboard strip at the top, to avoid damaging the predatory [...] 30°C/86°F. Phytoseiulus persimilis is sensitive to relative humidity below 70%. Combined use Can be combined with Neoseiulus californicus ( Spical ) and Feltiella [...] disperse into the crop over a period of several weeks. They pierce the prey with their sucking mouthparts and suck out the contents. Pack size 100 and 250

• Sportnem-H

  few hours to days after infection. Visual effect Infected pest insects in the root zone turn red to brown but may be difficult to find, due to rapid degradation [...] mixture in the tank (e.g. with a recirculation pump) Fill the spray tank with the required amount of water If tank mixing with a compatible product, add [...] Continuous mixing should take place to prevent nematodes sinking to the bottom of the spray tank Avoid sprayers equipped with centrifugal or piston pumps Water

• Larvanem

  few hours to days after infection. Visual effect Infected pest insects in the root zone turn red to brown but may be difficult to find, due to rapid degradation [...] mixture in the tank (e.g. with a recirculation pump) Fill the spray tank with the required amount of water If tank mixing with a compatible product, add [...] Continuous mixing should take place to prevent nematodes sinking to the bottom of the spray tank Avoid sprayers equipped with centrifugal or piston pumps Water

• Lyprauta

  reddish. The pupae are white to yellow and embedded in a dense web. Adult flies are long and slender and have a dark brown head with short antennae. The thorax [...] thorax is brownish-yellow and the abdomen brown with yellow stripes. The wings are transparent light brown with clearly visible veins and spots. The keroplatid [...] trinidadensis and Lyprauta chacoensis (family Keroplatidae) have been associated with root damage in potted orchids, especially in greenhouses in the Netherlands

• Phytoseiulus persimilis

  spider mite is between 15 and 25°C. At about 20°C with good prey supply, an adult female consumes up to five adult spider mites or 20 young larvae or eggs [...] webbing. It can move within the web with ease. This has the advantage that an outbreak is quickly and effectively dealt with, but the disadvantage is that it [...] smaller prey stages. The larvae do not eat. They develop quickly to protonymph and then start to feed on spider mites. The quantity of prey consumed depends

• A legacy of sustainability: Stolk Brothers and Koppert’s shared vision

  March 17, 2025

  family’s dedication to innovation and sustainable practices led them through various crops—from lettuce to tomatoes, and eventually to their current specialty: [...] the key reasons Stolk Brothers continues to partner with Koppert is the company’s reliability and dedication to growers. “Koppert is more than just a supplier; [...] the transition to biological crop protection was both a necessity and a calling. “In the early 90s, my father and uncle began working with Koppert, driven

• Anso-Mite Plus

  the crop, not exposed to direct sunlight. Sachets already have an exit hole. Hold sachets by the cardboard strip at the top, to avoid damaging the predatory [...] A. andersoni is sensitive to relative humidity below 65%. Combined use Can be combined with Orius spp. Do not combine with other generalist predatory [...] Pests Young larvae of various thrips species. Also has an effect on eggs and larvae of whitefly , all stages of non-webbing spider mites (e.g. European

• Rose aphid

  symptoms Infestations with rose aphids retard the growth of buds and new shoots. Foliage and flowers are often disfigured and contaminated with sticky honeydew [...] cycle, with both winged and wingless forms of adults and a great variety in colour. In greenhouses, reproduction takes place by parthenogenesis, with unfertilized [...] viviparous females continuing to produce new generations of females. Aphids moult four times before reaching adulthood. With each moult they shed white skin