• False codling moth

  native to sub-Saharan Africa and is found in all citrus production areas in Southern Africa. It also occurs on some of the Indian and Atlantic Ocean islands [...] larvae tunnels in the fruit. An infested fruit usually falls from the tree 3-5 weeks after penetration by the larvae. Appearance and life cycle of False codling [...] ground where it pupates in the top layer of the soil. The moths emerge after a couple of weeks. The life cycle varies between 5 weeks to 3 months depending

• Southern European marshland pyralid

  triangle formed by the head and forewings. Moths mainly fly at night, but can sometimes be seen in the daytime. Eggs are laid singly or in groups of 5 to 10 eggs [...] are 4 pairs of prolegs. Caterpillars are found in webs, preferably in damp, humid places and are thus mainly found low in the crop, often in decaying organic [...] the roots of crops cultivated in an ebb-and-flow irrigation system. The damage threshold varies considerably according to the crop: in begonia and kalanchoë

• Deltatrap

  monitoring and trapping male moths and mealybugs in protected and outdoor crops in combination with a species-specific pheromone. Pests Moths and mealybugs [...] which lures the males of the particular pest into the trap. Once in the trap they get stuck in the glue and are easy to detect, count and identify. Trapping [...] Trapping males also aids in reducing the number of eggs laid by females as they fail to mate. Presentation One trap with suspension hook and one sticky insert

• Obscure mealybug

  on the crop in various ways: Nymphs and females extract the sap from the plant, stunting growth and causing deformation and / or yellowing of leaves, sometimes [...] sap is rich in sugars, but low in proteins. In order to gain an adequate intake of protein, mealybugs must therefore ingest large quantities of sap, getting [...] reduced level of photosynthesis in the leaves also reduces flower and fruit production. In ornamental crops, the mere presence of mealybugs is sufficient

• Bugs

  plants by puncturing leaves and growing points with their piercing-sucking mouthparts and extracting nutrients from them, resulting in deformations and puncture [...] five nymphal instars and the adult insect. Several species of especially the families Miridae and Pentatomidae are found as pests in agricultural crops. [...] Heteropteran bugs form a group in the order Hemiptera , a highly diverse group of insects, containing both harmful and beneficial species. Heteropteran

• Cyclamen mite

  brittle and smaller than usual. In cyclamen, the flowers are damaged and leaf growth is inhibited. In hedera, a mite attack can cause baldness in parts of [...] brown or silvery and die. Flowers and young fruits become brown near the base. Life cycle and appearance of Cyclamen mite The life cycle of the cyclamen mite [...] found in cyclamen, gerbera and other ornamentals . Mites belonging to the family of tarsonemids ( Tarsonemidae ) display a greater diversity of feeding

• Whitefly

  wasps are key in reducing whitefly populations by parasitizing larvae and host feeding. Predatory mites and bugs feed on eggs and larvae of whiteflies. [...] development of fruit and lead to a reduction in yield. By sucking plant sap and secreting honeydew, whitefly reduces the aesthetic value of crops. This [...] larvae need a lot of nutrients for growth, and thus consume a large quantity of plant sap. This contains a high proportion of sugar, and the excess is excreted

• Knowing & recognizing

  published 25 years ago and revised in 2003, the latest edition comprises 443 pages, 700 photographs, and dozens of illustrations of the most prevalent pests [...] updated edition of Knowing and recognizing also includes new biopesticides and biostimulants that increase the plant’s resilience to stress and help the plant [...] ability to recognize the pest or disease you are up against by means of detailed illustrations and close-up photographs. The knowledge gained will equip you

• Citrus mealybug

  economic damage. Life cycle and appearance of Citrus mealybug Adult females of Planococcus citri are 2.5 - 4 mm long and 2 - 3 mm in breadth. Seen dorsally [...] distribution and many and diverse host plants. In temperate regions of the world this mealybug poses a problem in greenhouse horticulture, and in the tropics [...] croton and kalanchoë, but also in roses and gerbera. Additionally, the citrus mealybug ( Planococcus citri ) can also appear in cucumber, melon and aubergine

• Miglyphus

  the leaves of the crop in the morning or in the evening Dosage The dosage of Miglyphus depends on climate, crop and leaf miner density and should always [...] Lyriomyza spp.). Mode of action Adult female parasitic wasps of Diglyphus isaea kill second and third instar leaf miner larvae in the mine and lay their eggs [...] larvae by using them as a food source. This is known as host feeding. Visual effect The presence of Diglyphus isaea in the crop is signalled by short mines