• Fusarium wilt

  inside the vessel system of the host plant and spreads upwards inside the plants. The other species are dispersed upwards on the outside of the plant. [...] side of the plant. Finally, the whole plant wilts. Other symptoms are brown discolouration of the xylem vessels which can be seen when the stems are cut [...] blight in cereals and post-harvest decay. Fusarium oxysporum is the species causing vascular wilt. First the leaves turn yellow and wilt, mostly on one side

• Tackling Thrips is Always a Puzzle

  August 18, 2021

  hibernating are the keys to success! Some growers only get thrips under control with the use of a lot of chemicals. Others rely entirely on the use of various [...] s damage on a gerbera flower In the top ten of infestations that lead to sleepless nights, thrips is near the top. Western flower thrips , in particular [...] and there are various species. These days, the western flower thrips causes the most problems. It pricks cells on the surface of leaves and flowers and

• Bumblebee pollination

  last longer. The hive design developed over the years helps bumblebees to save 20% of the energy usually spent on cooling and heating the hive. High quality [...] guarantees maximum pollination . The Natupol system is the result of over 35 years of accumulated expertise coupled to the latest technology – our best bumblebees [...] longer period of time, prolonging the overall pollination Best availability in the market Natupol colonies are available throughout the year and have a

• Tomato pinworm

  Damage symptoms The tomato pinworm attacks both the leaves and fruits of tomato. Mining by larvae in the leaves is the most common type of injury. Initially [...] pinholes at the points of entry, which are often marked by the presence of a small amount of frass or droppings. Life cycle and appearance of the tomato pinworm [...] caused to the crop when older larvae penetrate fruits by burrowing under the calyx into the fruit. The name tomato pinworm in derived from the very small

• When it comes to whitefly, misfortune never comes alone

  December 13, 2022

  a direct impact on the resilience of a crop. It's not just the pest's feeding on the crop that is harmful; whitefly also poses a risk of virus transmission [...] attack by a pest like whitefly will undermine the crop. The extent will depend on the species and variety, but the fact remains that a plant that has been attacked [...] resilience. While the plant may look healthy on the outside, the nitrogen is actually hard at work inflating its cells, weakening the plant and creating

• Swirski-Mite: First Aid for Problems with Thrips and Whitefly

  August 18, 2021

  protects the predatory mites and at the same time makes it easier to scatter them through the crop. Scattering is the best method of dispersal in the case [...] variety of species of thrips and the eggs and larvae of whitefly. The predatory mite does not necessarily need insects in order to survive; it can also build [...] Spotted the first signs of an outbreak of thrips or whitefly ? The natural enemy Amblyseius swirskii can help you fight these infestations effectively

• Fusarium spp.

  inside the vascular system of the host plant and spreads upwards inside the plants. The other species are dispersed upwards on the outside of the plant [...] which is the main symptom of this Fusarium species. Higher up in the plant, the microconidia germinate and infect the surrounding tissue. On infected plant [...] yellow and wilt, mostly on one side of the plant. Finally, the whole plant wilts. Other symptoms are brown discolouration of the xylem vessels, which can

• Koppert celebrates 50th anniversary

  January 8, 2018

  fiftieth anniversary. On Thursday, directors Henri Oosthoek and Paul Koppert announced the start of the anniversary year at the headquarters in Berkel en Rodenrijs [...] cultivation. These organisms enhance the resilience of crops and enrich the biodiversity and nutrient content of the soil. The company sees this as a huge growth [...] that does not work against nature but in harmony with nature. Resulting in more, better and safer food with less pressure on the environment. This is what

• Rhyzobug – ready to deal with armored scales

  August 20, 2024

  introducing a species of ladybird – Rhyzobius lophanthae – that will help growers control various types of armored scales in their crops. The species is proving [...] introduction as soon as the first armored scales are detected. You apply it in the evening and tap the beetles directly onto the plants based on 500-3000/ha (for [...] eventually result in defoliation and the dying back of twigs or larger branches. To prevent this, Rhyzobug can be applied both in greenhouses and in outdoor crops

• Neoseiulus californicus

  persimilis in the complete absence of food, remaining in the crop to await the arrival of new prey. Life cycle of Neoseiulus californicus The developmental [...] white colour. In many cases the colour of the food ingested shines through the skin and shows up as an X-shaped marking on the back. If the food supply has [...] 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 other predatory