• Cotton aphid

  Life cycle and appearance of Cotton aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. [...] quantities of sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit sticky. Black fungal moulds [...] yellow to light green, or even a green-black colour . This body colour depends on temperature, food source and the density of the population. Large individuals

• Tobacco aphid

  individuals have a brown-black head and thorax and a reddish abdomen. There is a dark brown spot on the abdomen and several transverse black bands across the [...] Life cycle and appearance of Tobacco aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour [...] quantities of sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit sticky. Black fungal moulds

• Green peach aphid

  malformations of the growing tips. Life cycle and appearance of green peach aphid Aphids have a complex life cycle, with both winged and wingless forms of adults [...] glossy. Winged individuals have a brown-black head and thorax and a yellow-green to green or even reddish abdomen. They have a dark brown spot on the abdomen [...] native, however it is now a pest with a world-wide distribution. The green peach aphid ( Myzus persicae subsp. persicae ) is a particularly polyphagous

• Orius insidiosus

  behaviour of Orius insidiosus Orius insidiosus is a generalist predator but has a preference for thrips . In addition, it feeds on a variety of small arthropods [...] predators, capable of piercing and feeding on the soft bodies of their prey. The predatory bug Orius insidiosus is used for the control of the following pests: [...] Releases should be repeated once or twice. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for

• Rose aphid

  Life cycle and appearance of Rose aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. In [...] General The rose aphid, Macrosiphum rosae , is a serious and often abundant pest of roses. It is virtually cosmopolitan and widely spread in Europe. Damage [...] retard the growth of buds and new shoots. Foliage and flowers are often disfigured and contaminated with sticky honeydew on which black sooty moulds develop

• Cryptolaemus montrouzieri

  cannibalism under these conditions. At a temperature of 21°C, during the whole period of its development to adult beetle, a larva eats more than 25 second and [...] beetle Cryptolaemus montrouzieri is a species of beetle belonging to the family Coccinellidae. The beneficial insect is a small but highly effective predator [...] appear to prey on all stages of mealybugs equally. Adult ladybirds are good fliers and can disperse over a large area in search of prey. Although Cryptolaemus

• Horiver Wetstick

  Wetstick for monitoring of different flying insects. Pests Yellow: whitefly , thrips , fungus gnats, leaf miners Blue: thrips Black: Tuta absoluta Red: Drosophila [...] White: Lygus spp. Green: Echinothrips americanus Mode of action Insect pests are attracted to the colour of the sticky trap and get caught in the glue. Presentation [...] ion and counting of insects trapped. Storage time See Best before date. Storage temperature 0-32°C/32-104°F. Storage conditions In a cool, dry place.

• Beet armyworm

  usually takes place on the surface of the ground in a loosely spun cocoon, consisting of soil particles glued together with a sticky secretion. Pupae are brown [...] greenhouse and the field, it is a major pest of sweet pepper. Damage symptoms Older caterpillars migrate to the top of the plant where they feed mainly [...] damage has considerable consequences for the growth of the crop. With a substantial population of caterpillars, the damage can spread to the stems, and

• European corn borer

  The black head of the larva can be seen just before hatching. The eggs are laid in a mass and overlap like tiles on a roof. The average number of eggs [...] brown to brownish and dark spots with a pale centre at the base of the hairs. The head is brown to brownish black. The pupae are up to 2 cm long and light [...] General The European corn borer ( Ostrinia nubilali s), is a severe pest of maize and has also been reported to attack apple, strawberries, peppers and

• Lyprauta

  Lyprauta The adults of the three species can be distinguished by the wing pattern of adults. Adults of P. trinidadensis have a variation of dark-coloured markings [...] their wings. The eggs of Lyprauta sp. are greyish-black and spherical. Larvae of Lyprauta sp. are a transparent greyish white and have a long slender body [...] become black and start to rot internally. Just above the damaged area, the roots produce large numbers of new branches. This ultimately results in a reduced