• Onion thrips

  Thrips cause damage to plants by piercing the cells of the surface tissues and sucking out their contents, causing the surrounding tissue to die. The resulting [...] leaves and the black dots of their excreta indicate their presence in the crop. The vigour of the plant is reduced by loss of chlorophyll. When infestations [...] tabaci) has been identified as an important vector of tomato spotted wilt virus. Life cycle and appearance of Onion thrips Onion thrips (Thrips tabaci) develops

• Woolly apple aphid

  Life cycle and appearance of Woolly apple aphid In contrast to other aphids , the life cycle and survival from year to year of the woolly aphid depends [...] serious worldwide apple pest. It is probably of North American origin and has been distributed to other parts of the world mainly via infested apple rootstocks [...] entry of pathogenic fungi such as Gloeosporium rots or apple canker. Woolly aphid does little direct harm to mature trees but the sticky masses of “wool”

• Bugs

  Biological control of bugs Bugs can cause extensive damage to greenhouse and field crops by feeding on plant tissues and fruits, leading to deformation, d [...] and yield loss. Effective bug control is key to maintaining healthy, high-quality crops. Biological control of bugs combines targeted monitoring and natural [...] insects. Their life cycle consists of an egg, usually five nymphal instars and the adult insect. Several species of especially the families Miridae and

• Horiver Drystick

  Nesidiocoris tenuis White: Lygus spp. Mode of action Insect pests are attracted to the colour of the sticky trap and get caught in the glue. Presentation Polysterene [...] trapping in hotspots use one Horiver Drystick per 2 to 20 m 2 Notes In contrast to Horiver Wetstick , the glue of Horiver Drystick does not come off on your hands [...] in areas with high risk of pest infestation such as areas near doors, gable ends and lateral ventilation openings Attach traps to wires or sticks at max

• Corn earworm

  onto the ground to bury itself around 10-12 cm deep. This prepupal stage takes one to two days. It then pupates for ten to fourteen days, or three to five [...] on the corn of immature cobs and ears. Adults of corn earworm are nocturnal, since they react to light radiation at night and are attracted to light traps [...] female lays small quantities of eggs, between one and three, in the hairs of green ears of corn. The larvae feed on the hairs of the young corn and on the

• Aphidius ervi

  ervi is more aggressive and can even pursue the aphid to parasitize. Because of this, the disturbance of aphid colonies can have a serious impact. The aphids [...] biological control of aphids . The natural enemy Aphidius ervi has been widely utilized in various agricultural regions around the world due to its effectiveness [...] ervi female wasp can parasitize hundreds of aphids within two days. Aphidius ervi is used for the control of the following pests: Potato aphid ( Macrosiphum

• Anagyrus vladimiri

  effective control of the mealybugs . Behaviour of the parasitic wasp Anagyrus vladimiri The female Anagyrus vladimiri lays its eggs inside the body of the mealybug [...] eventually leading to the death of the host. Anagyrus vladimiri also engages in host feeding, where the adult female wasp feeds on the body fluids of its mealybug [...] lateral margins of the host. Oviposition generally lasts about 15-40 seconds. The larva of the parasitic wasp completely consumes the contents of the mealybug

• Western flower thrips

  Thrips cause damage to plants by piercing the cells of the surface tissues and sucking out their contents, causing the surrounding tissue to die. The resulting [...] leaves and the black dots of their excreta indicate their presence in the crop. The vigour of the plant is reduced by loss of chlorophyll. When infestations [...] giving rise to deformities such as the “pig-tail” fruit sometimes found in cucumber crops. In many ornamental crops, even very low numbers of thrips can

• Grape mealy bug

  and grape bunches. Malformation of leaves and shoot tips due to infestation of growing points. Honey dew secretion of mealy bugs support sooty mould growth [...] often die due to severe infestation of mealy bugs. Feeding damage in grapes is minimal but the marketability is greatly affected due to its cottony egg [...] completes its life cycle in 30 days. Ants are get attracted to honey dew secreted by mealy bug and helps in spreading of mealy bugs.

• Diglyphus isaea

  feeding rate and efficacy can vary with the density of leafminer infestations, allowing it to adapt to changing pest pressures. Adult Diglyphus isaea does [...] Koppert as Miglyphus Diglyphus isaea products Miglyphus Expand all items How to use Diglyphus isaea The parasitic wasp Diglyphus isaea is available in a [...] ). Release parasitic wasps between the leaves of the crop in the morning or in the evening The dosage of the parasitic wasp Diglyphus isaea depends on