• Gummy stem blight

  Damage symptoms Mycosphaerella cucumis in cucumber causes brown lesions on the foot and higher up on the stem. On the lesions, golden-brown gummy drops [...] blight. On the lesions, black specks, the new fruiting bodies with spores, become visible. On the leaves, round and extending lesions may occur. In cucumber [...] y. Life cycle and appearance of Gummy stem blight Mycosphaerella cucumis survives in crop debris and produces the sexual ascospores and asexual conida

• How beneficial nematodes control onion fly

  significant damage to the roots and bulbs of onions and related plants, sometimes even killing seedlings. To combat this threat, growers are using beneficial [...] ensures that the harvested onion bulbs are free from damage and of high quality, which is essential to meet market demands. [...] behind the leaf sheaths to enter the bulbs, where they feed and cause internal damage. This damage compromises the quality and yield of the harvest. If

• No Risks for Employees or for the Environment

  October 22, 2019

  employees to any risks and don't want to pollute the environment. Financial savings and lower costs are not my priority and are, in my opinion, not the [...] essential to us. Although we are able to combat most pests effectively, it is comforting to know that Koppert’s knowledge and many products are available [...] applying other Koppert products and often use Swirski-Mite against thrips and sometimes release Spical and Spidex to control spider mites . And, of course, we

• Grey mould

  fungus in many environments. It survives in plant parts like bulbs and crop residues or as sclerotia (drought- and cold-resistant structures) in the soil [...] lesions. The symptoms on fruits, flowers and on various parts of potted plants often only become visible during and after cold storage. In lettuce, grey mould [...] ventilation in greenhouse crops Remove diseased plants or plant parts in a closed plastic bag In tomato: prune with a knife and not by hand, to avoid rugged

• Pollination

  it comes to the production of vegetables, fruit and seed. Well pollinated crops result in considerably higher yields and improve the quality and shelf-life [...] offers a multitude of benefits to growers around the world. These flies prove to be efficient pollinators, finding their role in a diverse array of seed crops [...] anther to stigma on the same flower it is called self-pollination. Cross pollination, is the transfer of pollen from the anther of one flower to the stigma

• Bacterial wilt, brown rot

  which makes it more dangerous in temperate regions. It survives well in water and in many different soil types and on alternative hosts like weeds. It [...] soil-borne disease and colonises the xylem, causing bacterial wilt and brown rot in a very wide range of potential host plants. Damage symptoms In potato, field [...] cycle and appearance of Bacterial wilt, brown rot Ralstonia solanacearum is a quarantine organism in Europe and considered a bioterrorist organism in the

• The use of Swirski-Mite brings great advantages!

  December 13, 2022

  allows you to meet these requirements and retain your status as a valued supplier. The requirements in this area are sure to increase further in the future [...] it's Intended To? Swirski-Mite can be seen as a kind of insurance. You can never be sure whether you will need to deal with thrips , but you are always ready [...] ingredients - and certainly the excipients - are toxic to plants. They inhibit enzyme processes, damage the waxy layer, and can lead to visible damage

• Spidex

  Airobug Dosage The dosage of Spidex depends on climate, crop and spider mite density and should always be adjusted to the particular situation. Start introduction [...] at temperatures between 13 and 27°C (55 and 81°F) and not effective above 30°C/86°F. Phytoseiulus persimilis is sensitive to relative humidity below 70% [...] Mites Poster [Translate to USA:] Spidex.jpg Application Turn and shake the bottle gently before use Push the centre of the cap to open the dosage hole Sprinkle

• Grape downy mildew

  diseases in wine and table grape production worldwide. The disease spreads rapidly under warm and wet conditions, infecting leaves, shoots, and young berries [...] (depending on temperature and humidity), the disease is often well-established before it can be visually detected in the field. Leaf symptoms Yellowish to light-green [...] often resulting in severe yield and quality losses. Infections during flowering and early berry development pose the greatest risk to crop performance

• Swirski-Mite LD

  thrips species and eggs and larvae of whitefly . Crops Do not use in tomato. Mode of action Predatory mites multiply in the sachet and disperse into the [...] the top, to avoid damaging the predatory mites Dosage The dosage of Swirski-Mite LD depends on climate, crop and pest density and should always be adjusted [...] necessary, the product can be stored for 1-2 days. Storage temperature 10-15°C/50-59°F. Storage conditions In the dark, provide ventilation to prevent CO 2