• Freezing Tolerance in Blueberries

  May 7, 2020

  One of the Most Critical Blueberry Growth Stages Pollination Every spring blueberry growers are anxious looking at the weather forecast. Are the buds and [...] flower freezes. There are multiple possible mechanisms that reduce the freezing temperature of the fluid in the cell. By taking the right measurements, we [...] nitrate or magnesium. The minerals reduce the freezing point much like salt lowers the freezing temperature of water. Finally there are signs in practice that

• Koppert Collaborates with Valto to Control Harmful Tomato Virus

  October 10, 2018

  access to tomato growers around the world. The two innovative biological solutions producers are located in the heart of the Dutch fruit and vegetable growing [...] sale of this natural viral solution to the rest of the world. The product is awaiting registration in most of the remaining EU countries and registration [...] were needed for the full European registration dossier. The two low risk active ingredients and the product V10 have been approved by the Dutch registration

• General conditions Koppert Biological Systems Inc.

  set by the law or provisions in the country where the Natural Enemies, Pollinators and/or Products are to be used, if upon the conclusion of the agreement [...] agreed, the Natural Enemies, Pollinators and/or Products are transported at the expense and risk of the buyer. 5.8 Minor variations in regard to the stated [...] issue of the Natural Enemies, Pollinators and/or Products at the place of destination designated by the buyer or upon the buyer’s collection of the Natural

• Rhyzobug Brochure

  Reduces the number of pesticide applications • Reduces the number of active ingredients • Makes it able to comply to the black pesticide list in the value [...] use • Apply in the evening • Tap beetles directly on the plants or use D-boxes • Start introduction as soon as the first armoured scales are detected and [...] Cardboard tube The effect Small scales are consumed entirely. 09-2023 In larger scales, feeding damage is visible as irregular holes in the scale cover

• Spidend

  Make a hole in the lid and place the cup on the rock wool slab or directly on the soil Protect against direct sunlight and water Leave the cup in place for [...] emerging from the pupa, adult gall-midges actively search for spider mite colonies and deposit eggs next to the spider mites . Once emerged, the larvae feed [...] feed on the spider mites. Visual effect Spider mites are consumed entirely, only skin remains. Pack size 250 pupae. Presentation 550 ml plastic cup. Carrier

• Parasitic wasps

  begin to feed on the host pest. They consume the host from the inside, which ultimately leads to the death of the host. Pupal stage: After the larvae have consumed [...] What are parasitic wasps? Parasitic wasps are small insects that play a crucial role in natural pest control. They are called "parasitic" because they [...] inside the host insect, eventually killing it. These wasps are highly specialized, with different species targeting specific pests. They are effective in reducing

• Phytoseiulus persimilis

  on spider mites. The quantity of prey consumed depends on the predator and prey populations, the sex and age of the predator, and the temperature and relative [...] use Push the centre of the cap to open the dosage hole Sprinkle material on leaves or pour into Diboxes Make sure the material remains on the introduction [...] but has a preference for eggs. The predatory mites pierce the prey with their mouthparts and suck out the contents. The adult Phytoseiulus persimilis also

• Spider mites and other mites

  n of the leaves, with the affected areas curling and twisting. This damage is caused by the mites feeding on the plant tissue, which disrupts the growth [...] and the availability of food. Here's an overview of the life cycle of plant mites: Egg: The life cycle begins with the female mite laying eggs. The eggs [...] control Learn more about What are mites? Plant mites are a diverse group of small arthropods that feed on plant sap. They are found in a wide variety of

• Potato aphid

  As a result, the plant’s growth is retarded giving rise to deformed leaves or, if the infestation occurs early enough in the season, the death of young [...] to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit sticky. Black fungal moulds ( Cladosporium [...] greenhouses are colonized, including tomato, aubergine and roses. Damage symptoms Nymphs and adults extract nutrients from the plant and disturb the balance

• Koppert Experts To Appear At Cultivate ’25

  June 26, 2025

  Heidi and Phil are crop experts who are well versed in fall crops. Heidi has worked with Koppert for the past decade and is one of the most well-informed [...] Sales Consultant for the Northeast Region, Phil Gerry, will be the featured speakers on Monday, July 14th, at the 10:45AM session, ’Tis the Season: Repeatable [...] strategies to the topic of managing some of the most troubling pests in garden mum and poinsettia production. All of our Koppert experts are very capable