• Shallot aphid

  Petioles are shortened and leaves curled and twisted. Blossom trusses are also affected, fruits remain small and yield is reduced. On bulbs and shallot, the aphids [...] alternate to another host plant for overwintering and there is no sexual stage in the life cycle. No eggs are produced. Myzus ascalonicus is cold hardy [...] plants. Life cycle and appearance of The shallot aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety

• Sciarid flies

  ground surface close to plant roots. The larvae can grow to 5 to 12 mm in length and 0.5 to 1.5 mm in diameter. They are legless and have a conspicuous black [...] damage to crops belong to the genera Bradysia and Lycoriella . Lycoriella species are mainly found in commercial mushroom cultivation where they can cause [...] although some species can also eat living plant material. The adults prefer humid habitats and are attracted to a broad range of pathogenic and non-pathogenic

• Thripex-Plus

  temperatures between 15 and 25°C (59 and 77°F). It is not effective at temperatures above 30°C/86°F. Neoseiulus cucumeris is sensitive to relative humidity below [...] below 70%. Combined use Can be combined with Orius spp. Do not combine with other generalist predatory mites ( Amblyseius swirskii , Amblydromalus limonicus [...] mites use their piercing mouthparts to extract the contents of their prey. Pack size 500 sachets. Each sachet contains 1,000 predatory mites and prey mites

• Cutworms

  dark grey or orange-yellow with a broad dark marginal stripe. The wingspan is about 40-55 mm and the dorsal thorax is covered with close-lying hairs. The eggs [...] seedlings. Sometimes wilting is observed because of partial cutting. A larva often cuts one plant and quickly moves on to other plants and continues cutting. Therefore [...] Life cycle and appearance of Cutworms The adults of Agrotis spp. have pale grey to grey-brown forewings with a faint kidney-shaped marking and a red spot

• Tobacco whitefly

  which growth is retarded. In full sunlight, leaves can wilt and fall. Such leaf damage can in turn influence the development of fruit and lead to a reduction [...] whitefly ( Bemisia tabaci ) is feared because of its high level of resistance to many insecticides and its propensity for the transmission of viruses. [...] lot of protein for growth, and thus consume a large quantity of plant sap. This contains a high proportion of sugar, and the excess is excreted as honeydew

• House fly

  course of three to four days. Development time for all Musca domestica life stages is temperature-dependent, with maximum egg production and fly development [...] a nuisance and a risk for disease transmission. High-density housing systems and abundant manure production create the ideal conditions for maggot development [...] annoying deterrent for employees. Adult flies can spread many different pathogens from contaminated breeding sites to healthy animals and people over large

• Feltiella acarisuga

  to feed on spider mite eggs, nymphs and adults. They use their mouthparts to first immobilise their prey and then suck out the contents. The larvae also [...] diapause and can consume 15 adult spider mites or up to 50 mite eggs per day. They are aggressive and adapt the amount of food they consume to the density [...] mite eggs and almost banana shaped. Larval Stage : The colour of the larva is usually orange but can vary according to the colour of prey eaten and may sometimes

• Flies

  invasion routes for various pathogenic fungi, for instance Fusarium sp. And Botrytis sp. Adults can also spread pathogens from diseased to healthy plants [...] in greenhouse and field crops, where they disturb plant growth, spread diseases and affect crop hygiene. Their larvae can damage roots and growing media [...] media, while adults can cause contamination. Effective fly control is essential to maintain healthy and high-quality crops. Biological control of flies combines

• Mottled arum aphid

  ms, Begonia and Fuchsia, and also sweet pepper. Damage symptoms Large colonies of mottled arum aphids can greatly reduce plant vigour and kill the plant [...] covering the leaves can reduce photosynthesis and also result in an unattractive plant with a much lower market value. Neomyzus circumflexus can also transmit [...] arum aphid is entirely by parthenogenesis, with unfertilized viviparous females continuously producing new generations of females. There is no sexual stage

• Consumers

  which can be used above ground and underground – have the potential to do incredible things. They combat diseases and pests, strengthen crops, and improve [...] there is something specific you are looking for, you can reach out to sales@koppert.ca for more information. Ordering Visit our online store to order brochures [...] Koppert helps growers and farmers around the world to combat pests and diseases in a natural and sustainable way. In this way, we hope to make an active co