• Green potted plants

  plant into a decorative indoor object. The plant itself is a perennial, herbaceous plant with a straight stem. Croton belongs to the spurge family of Euphorbiaceae [...] Dieffenbachia is a very popular ornamental plant and usually sold as houseplant. The leaves of the Dieffenbachia have white spots and specks and turn the plant [...] Euphorbiaceae and is an extensive, flowering plant. Succulents , also referred to as succulent plants or at times as water storage plants, are plants with thick

• Blackcurrant aphid

  spinal stripe. The distal third of the siphunculi is slightly swollen. In spring, the blackcurrant aphid lives on the underside of the young leaves of [...] presence in the crop. Wingless females of the blackcurrant aphid are 1.3-2.6 mm long and pale greenish white or sometimes yellowish, often with a darker green [...] plants. It does not induce a gall on blackcurrant. In June, it migrates to hemp nettle and other Lamiaceae where it curls and rolls the young leaves. Some p

• Rose aphid

  presence in the crop. Wingless females of the rose aphid are 1.7-3.6 mm long and green or deep pink to red-brown. The antennae and sometimes the head is dark [...] 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 [...] dark in colour. The siphunculi are black and bent outwards. The rose aphid usually overwinters on rose bushes in the egg stage, although in mild winter some

• Cabbage leafroller

  medium length. The moths fly when it is dark. The yellow eggs are laid in batches of 10 to 90 pieces and covered with a gelatinous layer on the upper side [...] General The cabbage leafroller (Clepsis spectrana) is native to North-West Europe. It is a highly polyphagous species causing damage to field grown cabbage [...] opening bud to the growing tip, while older caterpillars eat a hole in the shoot and hollow it out, causing the shoot or growing point to wilt and die.

• Combating Strawberry Aphids with Aphiscout

  March 15, 2019

  only the best made it through the selection process. The parasitic wasps have also had the best preparation for the scouting mission ahead, thanks to the [...] In addition to the nectar pad, the cylindrical packaging also has a unique hanging system. The label around the APHISCOUT container consists of two layers [...] occur in commercial strawberry crops. The strawberry aphid ( Chaetosiphon fragaefolii ) is a threat, due to its ability to transmit several economically important

• Strawberry aphid

  on fragaefolii is one of the most serious pests affecting strawberry plants. Direct damage is caused by the aphids sucking sap from the plant, which reduces [...] reduces the yield and quality of fruit. The leaves do not become distorted but leaves and fruits quickly become sticky due to the honeydew the aphids excrete [...] General The strawberry aphid, Chaetosiphon fragaefolii , has a cosmopolitan distribution and is the most important aphid pest of strawberries. It can cause

• Mottled arum aphid

  General The mottled arum aphid, Neomyzus circumflexus , has a cosmopolitan distribution and a wide host range. In temperate climates it is primarily a pest [...] broken along the midline, and a large horseshoe-shaped spot on the back of the abdomen. These black markings can be highly variable. Adult females are 1.2-2 [...] moult four times before reaching adulthood. With each moult they shed white skin, betraying their presence in the crop. Reproduction of the mottled arum

• European biocontrol industry proposes new EU regulatory framework

  November 28, 2018

  Switzerland, the IBMA published a White Paper that urges the EU to establish a bioprotection-specific body to develop and implement a short and precise timeline [...] not been successful due to the European Commission which is reluctant to move forward. An example of this is the repeal of the resolution for low risk [...] therefore, society as a whole. He says that the IBMA foresees a centralized procedure under the direction of the proposed regulatory body with the participation

• Blueberry aphid

  white skin, betraying their presence in the crop. Wingless females of the blueberry aphid are pale yellow-green. The siphunculi are long and straight. Blueberry [...] blueberry bushes. The fundatrices (founding mothers) emerging from the eggs produce wingless and winged parthenogenic females which then continue to produce females [...] General The blueberry aphid, Ericaphis fimbriata or Ericaphis scammelli , is most likely of North American origin and was probably introduced into Europe

• Damping-off

  of the root system survives. On the border between air and soil or substrate the plant turns brown. A typical symptom of a Pythium infection is the easy [...] stripping of the skin from the root cortex with a finger nail. Life cycle and appearance of Damping-off Pythium belongs to the Oomycetes, a separate group [...] enable the spores to move through water. The zoospores are chemically drawn to the growing roots of young plants and move towards them through the soil water