• 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

• Beet armyworm

  greenhouse and the field, it is a major pest of sweet pepper. Damage symptoms Older caterpillars migrate to the top of the plant where they feed mainly on the [...] damage has considerable consequences for the growth of the crop. With a substantial population of caterpillars, the damage can spread to the stems, and [...] crops the worst damage is caused by attacks on flowers and buds. Life cycle and appearance of Beet armyworm The beet armyworm (Spodoptera exigua) is a small

• 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’

• Integrated Pest Management

  t. Beneficial insects and biological control One of the key aspects of IPM is harnessing the power of natural enemies to control pest populations. Predatory [...] the systematic observation of crops throughout their growth cycle. This involves a close inspection of plants for signs of pests and diseases. This practice [...] pest management. It employs a combination of strategies to prevent and control pests while minimizing the use of pesticides. Integrated Pest Management is

• Predatory insects

  Mirical-N), a species of predatory bug, is particularly skilled in controlling whitefly and caterpillars but also contributes to the control of spider mites , [...] lacewings also contribute to the control of mealybugs , thrips and caterpillars . Koppert offers Chrysopa, Chrysopa-E , featuring the species Chrysoperla carnea [...] Ladybugs are known to be highly efficient predators, capable of consuming a significant number of aphids in a short period. Aphidalia, featuring the ladybug

• Spidex Vital lives up to its promises

  earlier, the population develops more rapidly.’ A sense of calm on the farm The increased effectiveness of Spidex Vital is a major advantage for Sjaak van Dijk [...] problems in cucumbers. The ability of Spidex Vital to tackle spider mites and hot-spots effectively brings a sense of calm to the farm.’ He states that [...] game changer in spider mite control. It changes the rules of the game and is even more in control of spider mites . And the grower reaps the benefits.’

• Diglyphus isaea

  ). Release parasitic wasps between the leaves of the crop in the morning or in the evening The dosage of the parasitic wasp Diglyphus isaea depends on [...] feed on leafminers but sustains itself on nectar and honeydew. Life cycle and appearance of Diglyphus isaea Because Diglyphus isaea is an ectoparasite, all [...] a result of which the leaf miner larva dies. A few days after being parasitized, the leaf miner larva turns flaccid and brown. Older larvae of D. isaea

• Precautionary measures for product allergies

  doctor. In case of a life-threatening situation call the emergency medical services immediately. A combination of factors The level of sensitivity differs [...] or reduce any allergic reactions caused by the type of products mentioned above. Which products are of concern? This concerns the predatory mites , feeder [...] skin If there is a risk of exposure via your skin, we recommend that you wear protective clothing that covers your arms and legs (e.g. a disposable overall)