• Greenhouse whitefly

  The larvae of whitefly need a lot of protein for growth, and thus consume a large quantity of plant sap. This contains a high proportion of sugar, and [...] consumption of plant sap and secreting of honeydew by whiteflies reduce the aesthetic value of crops. This is particularly important in ornamentals . Life cycle [...] General The greenhouse whitefly ( Trialeurodes vaporariorum ) is one of the major pests of vegetable and ornamental crops in greenhouses throughout the world

• Aphytis melinus

  species of parasitic wasp belonging to the family Aphelinidae . This tiny wasp is widely recognized for its role in the biological control of various scale [...] introduced to many parts of the world to aid in integrated pest management (IPM) programs. Aphytis melinus is used for the control of the following pests: [...] in case of adverse weather it can be stored for 24-48 hours at 18ºC and in darkness. Best conditions for Aphytis melinus The effectiveness of the parasitic

• Western flower thrips

  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 [...] cucumber, sweet pepper, eggplants, and many ornamental crops. Life cycle and appearance of Western flower thrips The western flower thrips (Frankliniella [...] insect. The eggs of the western flower thrips (Frankliniella occidentalis) are laid in leaves, flower petals and in the soft parts of stalks. They are

• Macrocheles robustulus

  used for the control of the following pests: Sciarid flies (fungus gnats) Thrips Lyprauta larvae The predatory mites feed on larvae of sciarid flies , thrips [...] insects. The mites appear in and on the soil and at the base of plant stems. Feeding behaviour of Macrocheles robustulus Predatory mites pierce their prey [...] five Western flower thrips (Frankliniella occidentalis) pupae per day. Life cycle of Macrocheles robustulus Macrocheles robustulus passes through the following

• La Hacienda Fresh increases crop profitability thanks to biological control

  results of agronomic management can be seen. Good management not only results in quality fruit with longer shelf life, but also in the number of productive [...] and, therefore, in the profitability of the business. The implementation of a biological control program is one of the key tools that can help you achieve [...] Manuel Tafoya, junior production manager, the release of natural enemies of these pests and the reduction of agrochemical applications have had a positive impact

• Aphidius matricariae

  water. Life cycle and appearance of Aphidius matricariae Adults are 3-4 mm golden brown wasps with long antennae. Characteristic for the distinction of the [...] species are the fine stripes on side parts of the wasp waist. Aphidius matricariae is specific to aphids of the family Aphididae. Most species belong to [...] Ovatus, Rhopalosiphum and Sitobion . The biology of Aphidius matricariae closely resembles that of Aphidius colemani .

• Leaf miners

  is affected. The size of a leaf tunnel depends on the stage of development of the leaf, the species of host plant and the species of leaf miner. The older [...] Agromyzidae. This is a family of small flies whose larvae tunnel into the leaves of plants, creating ‘mines’. There are many species of leaf miner affecting various [...] tomato and melon. Loss of leaves also reduces yield. In full-grown plants of fruiting vegetable crops, however, a considerable quantity of foliage can be lost

• Tobacco whitefly

  its high level of resistance to many insecticides and its propensity for the transmission of viruses. Life cycle and appearance of Tobacco whitefly The tobacco [...] transmission of viruses, including TYLCV in tomato. The consumption of plant sap and secreting of honeydew by whiteflies reduce the aesthetic value of crops. [...] peppers, yellowing of the flower stalks in gerbera, and serious yellowing of the leaves of French beans. Other symptoms include the appearance of chlorotic patches

• Mealybugs and scales

  gain an adequate intake of protein, mealybugs must ingest large quantities of sap, getting rid of the excess sugars in the form of honeydew. Characteristically [...] the honeydew with its sooty mould is usually the first sign of the presence of this type of pest. Among ornamental crops, ferns are particularly sensitive [...] yield. Effective control of mealybugs and scales is essential to maintain healthy and marketable crops. Biological control of mealybugs and scales relies

• Citrus 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 [...] can thus cause considerable economic damage. Life cycle and appearance of Citrus mealybug Adult females of Planococcus citri are 2.5 - 4 mm long and 2 - [...] hed from other mealy bugs by their possession of 18 pairs of relatively short wax rods round the edge of the body, and two slightly longer ‘tail filaments’