• Aphids—Go Time Appears in GrowerTalks Magazine

  March 1, 2025

  potato aphid , and how to identify them. This information is critical right now because this is the time to get a biocontrol plan in place, so crops are

• The top ten pests in roses

  August 17, 2022

  quickly. One upside is that this can quite often be done with natural enemies. Whitefly The name is misleading as this species is not a fly but an insect [...] all the pests mentioned above. However, it is always advisable to take measures at an early stage. This is because it takes a certain amount of time to [...] A crop of roses is a delicious treat for many species of insects and mites. Fortunately, crops that grow well naturally have a certain level of resilience

• Rhyzobug FAQ

  Who can apply the product into the crop and is it safe to use? Everyone is able to apply Rhyzobug. It is safe for the user and no permits are required [...] FAQ Rhyzobug 1 Rhyzobug (Rhyzobius lophanthae) What is Rhyzobug? Ryhzobug is a product with the predatory beetle Rhyzobius lophanthae and can be used [...] consumed entirely. In larger scales feeding damage is visible as irregular holes in scale cover. What is the life cycle of Rhyzobius lophanthae? Eggs are

• Plant Pollinator interactions in high temperatures

  the 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

• Want to Tackle Diseases and Pests in Roses?

  July 14, 2020

  vigorous. Here is a list of options. Western Flower Thrips Frankliniella occidentalis on a leaf Thrips The integrated control (IPM) of thrips is strongly based [...] hot conditions, it is advisable to start as soon as possible . Greenhouse whitefly Trialeurodes vaporariorum adult Whitefly There is a broad range of products [...] when faced with caterpillars , it is useful to set out pheromone traps to attract the male butterflies. The damage is caused not by the butterflies, however

• Atheta

  Atheta? Atheta is most effective when introduced preventatively, prior to the pest population establishment. How Atheta works? Atheta is a soil-dwelling [...] beetle with an aggresive appetite that is attracted to the decomposing of biological matter where their prey is typically found. As they can travel readily [...] please follow the instructions below. Koppert B.V. is not liable for any loss of quality if the product is stored for longer than recommended and/or under

• FAQ Nematodes

  the nematode is in the host and the temperature is not too low is there a small chance that the nematodes can overwinter. However, this is never to the [...] • Relative humidity is high (>75%); early mornings or evenings Solar radiation is low; early mornings or evenings Temperature is ideally within 15°C – [...] for a living product. Is the carrier material harmful to humans? No, it is biodegradable and not harmful to humans or any animals. Is the carrier material

• Manual Wireless Beehome

  modified) 4. Is never modified (is always set to 1). 5. Is never modified (is always set to 5). 6. The menu is left immediately and the home screen is displayed [...] are 8 options). 3. Is never modified (is always set to 2). 4. The menu is left immediately and the home screen is displayed. The menu is left automatically [...] niets De voeding is kapot of niet aanwezig Er is geen zendsignaal aanwezig Het batterijpakket is leeg De printplaat is kapot De ontvanger is kapot Neem ten

• Biocontrol for Spider Mites

  April 24, 2020

  crops throughout the world. By far the most common species in greenhouses is the two-spotted spider mite , Tetranychus urticae . Their great reproductive [...] yellow. As damage increases, whole leaves turn yellow and as the chlorophyll is removed, the leaf, and eventually the whole plant, may die. Nymphs and adults [...] covered with webs. The webbing affects the leaves appearance of the crop, which is a high concern in ornamental crops. Natural Enemies Koppert Biological Systems

• Koppert appoints Hans Peters as Chief Executive Officer

  April 28, 2026

  pesticide-free. The transition to biological crop protection is accelerating globally, and Koppert is uniquely positioned to lead that transformation.” After