• Aphidius colemani

  parasitic wasp is available in a bottle ( Aphipar ). Spread the material on rock wool slabs or in Diboxes Make sure the material remains dry and is not moved [...] effectiveness in controlling aphid populations in various agricultural and horticultural environments. Aphidius colemani is widely used in the biological [...] this happens in less than half a second. Apart from the parasitization itself, the disturbance of the aphid population by the presence of the parasitic

• Green peach aphid

  therefore need to extract large quantities of sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit [...] season, the death of young plants. Retarded growth and defoliation reduce yield, Plant sap is rich in sugars, but has a low protein content. Aphids therefore [...] and appearance of green peach aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. When

• Potato aphid

  therefore need to extract large quantities of sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit [...] season, the death of young plants. Retarded growth and defoliation reduce yield. Plant sap is rich in sugars, but has a low protein content. Aphids therefore [...] specifically characteristic of the potato aphid and is particularly visible in the nymphs. Immatures have a light dusting of whitish-grey wax. The aphids

• Grape mealy bug

  and nymphs suck the sap from the leaves, shoots, flowers and grape bunches. Malformation of leaves and shoot tips due to infestation of growing points. Honey [...] secretion of mealy bugs support sooty mould growth on infected area. Young vines often die due to severe infestation of mealy bugs. Feeding damage in grapes [...] bugs are found in crevices of stem, on leaves and berries. Mealy bugs are pinkish and covered with white mealy wax. Female lays 300-500 eggs in loose cottony

• Orius laevigatus

  boxes (Dibox) Apply in groups of at least 50 insects in order to establish a population and encourage mating Make sure the material remains undisturbed at the [...] predatory bug used in biological pest control of thrips . This beneficial insect has been extensively integrated into pest management strategies in various ag [...] laevigatus is available in a bottle ( Thripor-L ) Shake bottle gently before use Spread material on clean rock wool slabs, leaves and/or in application boxes

• Two-spotted spider mite

  yellow, and in many plants the damage can also be seen on the upper surface of leaves as small yellow dots. The destruction of cells results in reduced p [...] leaves affects the appearance of the crop. This is of particular concern in ornamental crops. Life cycle and appearance of Spider mite Two-spotted spider [...] and as more cell sap is removed, the leaf, and eventually the whole plant, may die. In tomatoes and cucumbers, as little as 30% damage of the leaf surface

• Leafhoppers

  Biological control of leafhoppers Leafhoppers are highly mobile, sap-sucking pests that feed on plant leaves, causing discoloration, stippling and leaf [...] reduced yield and lower crop quality. In addition, leafhoppers can transmit plant pathogens, increasing the risk of disease spread within greenhouse and

• Early blight

  humidity (RH) of over 90% or when the leaves are wet. Small differences in optimum temperature occur between species, but in general the risk of Alternaria [...] clean seed and propagation materials. Practice crop rotation, in particular when spores surviving in the soil are the main source of infection. Especially wheat [...] stage in all Alternaria species is the asexual stage. Conidia and mycelium overwinter in the soil and on crop residues and cause primary infection of the

• Aphids

  extract large quantities of sap in order to get sufficient protein. As a consequence, the excess sugar is secreted in the form of honeydew, making the crop [...] aphids have two pairs of wings, one of which is much larger than the other. For a large part of the season an aphid population consists of viviparous females [...] enough in the season, the death of young plants. Retarded growth and defoliation reduce yield. Plant sap has a low protein content but is rich in sugars

• Spider mites and other mites

  mites? Plant mites are a diverse group of small arthropods that feed on plant sap. They are found in a wide variety of habitats, from forests and grasslands [...] are often found in colonies on the undersides of leaves, where they feed on the plant's sap. The damage caused by plant mites can result in discolored or [...] necrosis. Life cycle of mites The life cycle of mites typically consists of four stages: egg, larva, nymph, and adult. The duration of their life cycle can