• Phytoseiulus persimilis

  is by far the most important natural enemy of Two-spotted spider mite (Tetranychus urticae) and has been used in many crops worldwide, mainly in greenhouses [...] protonymph and then start to feed on spider mites. The quantity of prey consumed depends on the predator and prey populations, the sex and age of the predator [...] leave the prey patch in search of other spider mite colonies. Their population will decline dramatically in the absence of spider mites and predatory mites

• Vidi Fortum

  growth of bacteria and fungi, resulting in improved uptake and utilisation of nutrients by the plants. Plants can take up Vidi Fortum via leaves and roots [...] the irrigation valve by means of an injection pump (e.g. Dosatron) or Venturi system Avoid drainage in substrates when applying by drench/drip to prevent [...] roots and improves abiotic stress resistance. Crops All crops. Mode of action Vidi Fortum contains seaweed extract with a guaranteed content of 1% betaine

• Open field pollination

  role in the formation of fruits and seeds. In the context of open field crop cultivation, effective pollination is key to bountiful harvests and sustainable [...] Advantages of bumblebees in open field In the realm of outdoor crop pollination , both honeybees and bumblebees are commonly employed by growers. However [...] proves instrumental in promoting robust pollination and contributes to the development of more uniform and larger fruits and vegetables, ultimately leading

• Diglyphus isaea

  is available in a bottle ( Miglyphus ). Release parasitic wasps between the leaves of the crop in the morning or in the evening The dosage of the parasitic [...] between 15°C and 25°C (59 and 77°F). Behaviour of the parasitic wasp Diglyphus isaea Diglyphus isaea is a parasitoid wasp renowned for its role in controlling [...] nectar and honeydew. Life cycle and appearance of Diglyphus isaea Because Diglyphus isaea is an ectoparasite, all instars (egg, larva, pupa and adult)

• Fusarium wilt

  drainage Apply nitrogen in the form of nitrate instead of ammonium Prevent damage during harvest and during post-harvest storage and enhance wound healing [...] are cut. In banana, whole plantations may die and the soil may not be suitable for planting for many years to come. Life cycle and appearance of Fusarium [...] cycle, is similar to that of most Fusarium species. Fusarium overwinters for many years in the soil and on crop residues of infected plants as chlamydospores

• Tomato leafminer

  place in the soil or on the surface of a leaf, in a curled leaf or in a mine. If they leave the mines they build silk cocoons on the leaflets or in the soil [...] Life cycle and appearance of Tomato leafminer The female moth of the tomato leaf miner ( Tuta absoluta ) lays about 260 eggs. The eggs of the tomato leaf [...] tomato leaf miner (Tuta absoluta), a major pest of field- and greenhouse-grown tomatoes, belongs to the family of Gelechiidae . It is oligophagous, feeding mainly

• Greenhouse whitefly

  The consumption of plant sap and secreting of honeydew by whiteflies reduce the aesthetic value of crops. This is particularly important in ornamentals . [...] roses, gerbera and poinsettia. Damage symptoms The larvae of whitefly need a lot of protein for growth, and thus consume a large quantity of plant sap. This [...] the physiology of the plant, as a result of which growth is retarded. In full sunlight, leaves can wilt and fall. Such leaf damage can in turn influence

• Precautionary measures for product allergies

  at work and take them home in a closed plastic bag. Moistening the clothes in the bag prevents allergens and other particles from dispersing in the air [...] allergy in horticulture: demonstration of immediate-type allergic reactivity to freesia and paprika plants. International Archives of Allergy and Immunology [...] reactions caused by the type of products mentioned above. Which products are of concern? This concerns the predatory mites , feeder mites, and supplementary

• Amblyseius andersoni

  species of predatory mite and is used for biological pest control in horticulture and agriculture. These predatory mites are natural enemies of various [...] andersoni consumes 4-5 first instar larvae of Western Flower Thrips ( Frankliniella occidentalis ) per day and lays 2.3 eggs per day. Life cycle of Amblyseius andersoni [...] are oblong and transparent white. Adults are about 0.5 mm in size. Predatory mites are usually found on the lower surface of the leaves, often in the corner

• Tomato moth

  be formed in both green and ripening fruit. The second generation of larvae often causes greater loss of fruit than the first. Life cycle and appearance [...] temperate North Asia and Central Asia, northern India, China, Korea and Japan. Damage symptoms Larger caterpillars eat large areas of leaves and can also attack [...] oleracea) deposit their spherical eggs on the underside of leaves in groups of 50 to 300, often arranged in layers. The eggs are greenish at first, but gradually