• Black rot of carrots

  90% or when the leaves are wet. Small differences in optimum temperatures occur between species, but in general, the risk of Alternaria infection is larger [...] General The only known stage in all Alternaria species is the asexual stage. Conidia and mycelium overwinter in the soil and on crop residues and cause [...] postharvest losses Several different fungal pathogens cause similar symptoms, which are collectively known as black spot diseases. When carrots are stored during

• Oak Processionary Moth Thaumetopoea processionea Brochure EN

  nematodes in the evening or at night is that the caterpillars are active during those hours, and will be exposed to the nematodes more quickly. The treatment [...] (before larvae reach their most dangerous 3rd to 5th instars) • Complementary to Bacillus thuringiensis-based products, which can only be used in the presence [...] specific bacteria from their digestive tract which convert the caterpillars’ tissue into a food source on which nematodes feed and develop. This causes the

• Bumblebee pollination

  (approx. 10°C) or during more cloudy or windy conditions. Bumblebees are more effective in protected environments such as greenhouses, tunnels or netted orchards [...] rows while pollinating. This benefits cross pollination which is often required in various fruit or seed crops. Bumblebees are active from early morning till [...] What is bumblebee pollination? Bumblebee pollination is a vital and efficient process for growers seeking high-quality crop yields. As natural pollinators

• Plant Pollinator interactions in high temperatures

  humidity is too low or radiation is too high. strong, and the climate in the greenhouse is consistent. No easy feat, but the payback is more than worth [...] climates, it is assumed that the proper management of bees is sufficient to ensure good pollination. The single biggest problem is that if there is not enough [...] radiation is essential. Under challenging circumstances, proper monitoring of whether pollination is taking place, and whether the setting is 100% is vital

• Onion fly

  occasionally soften or decay, which may be a sign of a serious infestation. Regularly checking your onion plants for these symptoms is essential since spotting [...] What is Onion fly? The onion fly ( Delia antiqua ), also referred to as the onion maggot, is a frequent pest that harms allium plants, including leek, [...] the onion bulbs and make the plant more vulnerable to other diseases and pests. Severely damaged bulbs may turn soft or decay, making them unsuitable for

• Neoseiulus cucumeris

  cucumeris is sensitive to relative humidity below 70%. Neoseiulus cucumeris in bottles or buckets The predatory mite Neoseiulus cucumeris is available [...] organisms such as spider mites and tarsonemid mites. They also feed on pollen, which is useful for instance in sweet pepper crops as the predatory mite can establish [...] instar thrips larvae can be overpowered much more easily than second instar larvae, and smaller thrips species more easily than larger ones. Thus, Neoseiulus

• Plant Disease Management

  to suppress or control plant pathogens, which are microorganisms that cause diseases in plants. The primary goal of biological control is to reduce the [...] soil is crucial. Soil that is well-draining and nutrient-rich provides a solid foundation for plants to thrive. Healthy plants, in turn, are more resilient [...] What is biological disease control? Biological control of plant diseases is a method used to manage and reduce the impact of plant diseases by utilizing

• Fly pollination

  flies are often applied in tents or other small isolation units with a few plants or when the amount of produced pollen is low. Lucilia flies can be easily [...] flies are often applied in tents or other small isolation units with a few plants or when the amount of produced pollen is low. Lucilia flies can be easily [...] What is fly pollination? Fly pollination , also known as myophily, is a method of plant reproduction facilitated by various species of flies . Unlike bees

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• Beneficial nematodes to control pests in outdoor crops

  biological control of many pests. Even more for pests that are difficult to control and when chemicals fail or are simply not available anymore. These [...] field experience confirm effective control using beneficial nematodes . More and more growers start to rely on our beneficial nematode solutions safeguarding [...] and beans. Caterpillars from the oriental fruit moth or codling moth , wireworms, root flies or thrips , they are a festive meal for our nematodes. For