• Apple

  introduced the tree to North America. The deciduous apple tree belongs to the rose family and is now cultivated for its fruit all over the world. It is the most [...] the genus Malus . Currently, more than 7,500 known varieties of apples are being cultivated, each with their own characteristics. Ripe apples usually have

• Precautionary measures for product allergies

  Just as you can be allergic to cats, pollen, and dust mites, it is also possible to be allergic to the natural substances in predatory mites , feeder mites [...] contact, or could take years to appear. Not everyone who is exposed to allergens will develop an allergy. It is difficult to determine in practice which [...] that can be taken to prevent possible allergic reactions. Exposure and precautionary measures Depending on the way in which you are exposed to the substances

• Tobacco whitefly

  development of fruit and lead to a reduction in yield. The honeydew deposited on fruit makes it sticky. Dirt adheres to the fruit, and the growth of sooty [...] throughout the world. It causes damage in (sub-)tropical areas especially. The tobacco whitefly ( Bemisia tabaci ) is feared because of its high level of resistance [...] resistance to many insecticides and its propensity for the transmission of viruses. Damage symptoms The larvae of whitefly need a lot of protein for growth

• Greenhouse whitefly

  development of fruit and lead to a reduction in yield. The honeydew deposited on fruit makes it sticky. Dirt adheres to the fruit, and the growth of sooty [...] species from different families serve as suitable hosts for this whitefly. It occurs on many crops, including aubergine, beans, cucumber, sweet pepper, [...] larger larvae expelling large quantities. The damage that whiteflies cause to a crop is the result of sucking out the sap from the plant leaves and secreting

• Phytoseiulus persimilis

  will become cannibalistic. If new hot spots of spider mites appear, it may be necessary to reintroduce predatory mites. Life cycle of Phytoseiulus persimilis [...] top, to avoid damaging the predatory mites The dosage of Spidex Vital Plus depends on climate, crop and pest density and should always be adjusted to the [...] smaller prey stages. The larvae do not eat. They develop quickly to protonymph and then start to feed on spider mites. The quantity of prey consumed depends

• Neoseiulus californicus

  n Can also be applied with (Mini)-Air(o)bug The dosage of Spical depends on climate, crop and pest density and should always be adjusted to the particular [...] Neoseiulus californicus is a selective predator of Tetranychid mites, i.e. it prefers to feed on spider mites but can also feed and survive on other prey, including [...] transparent to white in colour and are deposited on the underside of the leaves. They are smaller than those of Phytoseiulus persimilis but similar to eggs of

• American serpentine leaf miner

  serpentine leaf miner (Liriomyza trifolii) eats its way outwards from its egg, so that its mines join to form small plates. In various other crops one finds [...] hard to distinguish from feeding spots. The larvae of Liriomyza trifolii are entirely ochre-yellow. When the larva hatches from the egg, it begins to eat [...] miners cause damage to plants both directly and indirectly. The most direct damage is caused by the larvae mining the leaf tissue, leading to desiccation, premature

• Cotton aphid

  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 [...] individuals (up to 1.8 mm long) are usually dark green to black, while aphids produced in overcrowded colonies at a high temperature can be much smaller (from [...] gossypii ) is distributed throughout the world but prefers the warmer regions. It has been a pest in European greenhouses since the late 1980’s, particularly

• Don Sanchez Fresh innovates with biological control in avocados

  ly strict. Oscar Alvarez, orchard manager of Don Sanchez Fresh, it is important to be patient and develop knowledge about the behavior of beneficial insects [...] integrated pest management tools. "You have to be patient and lose your fear. You need the help of Koppert consultants to know which substances affect the performance [...] beneficial insects. It also takes a lot of dedication to obtain the favorable results that biological pest control gives. More open doors thanks to biological control

• Aphytis

  depends on climate, crop and armoured scale density and should always be adjusted to the particular situation. Start introduction as soon as the first armoured [...] typically range from 20,000-50,000 per ha/release. Releases should be repeated monthly for 4 to 10 times per year. Consult a Koppert advisor or a recognized [...] red scale ( Aonidiella aurantii ) and oleander scale ( Aspidiotus nerii ). It also has an effect on San José scale ( Comstockaspis perniciosa ). Mode of