• Northern Corn Rootworm

  nutrients available to developing corn plants, affecting grain yield. Feeding damage can result in the following consequences: Plants develop secondary infections [...] reduces crop yield due to increased difficulty harvesting. Stalks take on a bowed appearance (goose-necked) as the plants try to straighten themselves. [...] threadlike larvae then emerge to begin feeding on corn roots. Certain populations of this species have evolved a resistance to crop rotation through prolonged

• Leaf miners

  however, a considerable quantity of foliage can be lost before the harvest is affected. The size of a leaf tunnel depends on the stage of development of the [...] cycle of leaf miners Leaf miner control videos Take a look at the video or go to our Youtube channel to see our leaf miner control products in action. More [...] are leaf miners? Leaf miners belong to the order Diptera (the true flies ) and form the family Agromyzidae. This is a family of small flies whose larvae

• Mottled arum aphid

  us , has a cosmopolitan distribution and a wide host range. In temperate climates it is primarily a pest in greenhouses where it attacks many ornamentals [...] leaves can reduce photosynthesis and also result in an unattractive plant with a much lower market value. Neomyzus circumflexus can also transmit plant viruses [...] parthenogenesis, with unfertilized viviparous females continuously producing new generations of females. There is no sexual stage in the life cycle. Wingless

• Onion thrips

  are inserted into the plant tissue with a saw-like ovipositor. Larvae are light to yellowish green in colour, with a large head and bright red eyes. The colour [...] gerbera, carnations, bulbs and many others. Life cycle and appearance of Onion thrips Onion thrips (Thrips tabaci) develops in six stages: egg, two larval [...] instars can be recognized by their developing wing buds. Compared with the prepupa, the pupa has longer, more developed wing buds and longer antennae that

• Shore fly

  decaying organic matter on planting substrate. Growers consider shore flies to be mostly a nuisance pest, but the insects can act as vectors for disease organisms [...] r organisms, they do not cause any direct damage to plant production. However, they are considered a nuisance pest because the flies : Leave their feces [...] crops, causing cosmetic damage. Can develop quickly into dense swarms inside greenhouses, becoming an annoying deterrent to employees and browsing customers

• Cottony soft rot

  cottony soft root, is a plant pathogenic fungus. It has a very wide range of host plants. Damage symptoms The first symptoms of a cottony soft root ( S [...] occurs with new dark sclerotia. The fungus also infects seeds and tubers, thereby creating a source of infection for the next crop. The dispersal to neighbouring [...] growth. How to prevent Cottony soft rot Practice dry cultivation/be careful with irrigation Use wide plant spacing Remove diseased plants in a closed plastic

• Artificially lit crops pollination advice

  provide valuable advice on how to overcome potential obstacles. From understanding the role of various pollination methods to implementing smart strategies [...] growers can enable bumblebees to fly during periods of adequate daylight. On average, bumblebees are allowed to fly between 10:00 a.m. and 2:00 p.m. (4 weeks [...] week 6-10, switch back to normal bumblebee hive allocation based on latitude. Hive placement advice Snow during pollination How to pollinate during snow

• FAQ Nematodes

  matter to provide a rich soil life. How do entomopathogenic nematodes work? Nematodes are actively looking for a host or using an ambush strategy to reach [...] will first have to look for a host. The effect of treatment is thus strongly dependent on how quickly a nematode has found a host. Is the effect visible [...] their host. Once in contact with a host, they try to penetrate it through a body opening. In the host, the nematodes release a bacterium that can kill the host

• Rancho Los Pinos is nature's ally

  programs. A long and increasingly sustainable road to learning and success The partnership between Koppert and Rancho Los Pinos spans over 20 years, beginning [...] Pinos, they have set out to continue implementing policies and technology to minimise environmental impact. This has allowed them to grow and strengthen their [...] northwestern Mexico. Renowned for quality and committed to sustainability and workforce well-being, they are a benchmark in the industry. Founded in 1950 by Don

• Caterpillars

  nematodes in soft fruits Oak processionary moth brochure How to use Thripex-V from Koppert How to use Ervipar from Koppert shutterstock_152320880.jpg Buckthorn [...] amounts of plant tissue. Many species cause damage to crops. The most harmful caterpillars that occur in greenhouses belong to the Noctuidae (the noctuid [...] name ‘leafroller’ refers to the fact that the caterpillars often live in rolled-up leaves. Although some species are restricted to a single crop, most are