• Tomato leaf miner

  tomato and melon. Loss of leaves also reduces yield. In full-grown plants of fruiting vegetable crops, however, a considerable quantity of foliage can get damaged [...] Life cycle and appearance of Tomato leaf miner The life cycle of a leaf miner has the following stages: egg, three larval instars, a pupal instar and the adult [...] ornamental crops, this is usually of less significance. Seedlings and young plants can be completely destroyed as a result of the direct damage caused by leaf

• Stable fly

  bunches of 25–30) in humid areas with large amounts of decaying organic matter, such as compost piles, hay bales, spilled feed and near the edge of silage [...] the genus Stomoxys , Latin for “sharp mouth”; a fitting moniker, as these flies are the only members of the Muscidae family that feed on mammalian blood [...] and can travel up to 20 km in search of new hosts. Damage symptoms Stable flies typically congregate on the legs of livestock to feed, and the population

• Vine mealybug

  an adequate intake of protein, mealybugs must therefore ingest large quantities of sap, getting rid of the excess sugars in the form of honeydew. Charac [...] causing deformation and / or yellowing of leaves, sometimes followed by defoliation. The overall effect is a reduction of photosynthesis and therefore the yield [...] and has no wings. The body is covered with a fine waxy material and have 18 pairs of wax rods round the edge of the body, and two slightly longer 'tail

• 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 [...] native, however it is now a pest with a world-wide distribution. The green peach aphid ( Myzus persicae subsp. persicae ) is a particularly polyphagous [...] 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

• Tobacco aphid

  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 [...] matt, never glossy. Winged individuals have a brown-black head and thorax and a reddish abdomen. There is a dark brown spot on the abdomen and several [...] probably evolved from the peach potato aphid in the Far East and is a key pest of tobacco crops in both the United States and South America. The tobacco

• Red palm weevil

  the periphery of the palms to build a solid elongated cocoon made of rolled-up palm fibres. After the cocoon is formed the larva enters a pre-pupal stage [...] base of living fronds. Larvae are present and feed in the softest and most humid living tissues (growth areas) with a low to moderate proportion of fibres [...] Due to the specific morphology of the palms, direct or indirect destruction of the apical bud will lead to the death of the plant, which makes the red

• Asian citrus psyllid

  psyllid, ( Diaphorina citri ), is an important pest of citrus in several countries as it is a vector of a serious citrus disease called greening disease or [...] and on leaves of all developmental stages. Nymphs feed on young leaves and stems, continuously secreting copious amounts of honeydew and a thread-like waxy [...] responsible for the destruction of several citrus industries in Asia and Africa. In North America, it has spread through most of the southern states and Mexico

• Tomato russet mite

  Australia and is a pest in tomatoes in all areas where they are grown. Other members of the plant family Solanaceae may be affected to a lesser extent. Damage [...] on the lower part of the plant and moves upwards as the mites ascend. Life cycle and appearance of tomato russet mite All life stages of the tomato russet [...] the underside of leaves, on leaf petioles, and on stems on the lower portion of plants. When newly laid they are creamy white but turn to a patchy yellow

• Common cockchafer

  melolontha ) does most of its damage in the larval stage, when it feeds on roots of grasses and clover. The adults feed on the leaves of trees, mainly on oak [...] appearance of Common cockchafer The life cycle of the common cockchafer ( Melolontha melolontha ) has the following stages: egg, three larval instars, a pupal [...] Melolontha melolontha) , also known as the doodlebug or May bug is a European beetle of the genus Melolontha, in the family Scarabaeidae. Damage symptoms

• Biosolutions for Propagation

  Maintaining Stock Plants Most growers see a significant increase in output the first year a Koppert BioSolution is deployed on their stock plant program [...] ever present nature of fungus gnats and shoreflies. Sticky cards and tape are essential to controlling the mobile adult phases of these pests. Horiver [...] stunt plant growth, Koppert uses beneficial insects and biopesticides with a proven scientific track record to control pest problems and promote healthy