• Spidex Vital Trial Results

  time it grew to be one of the most important products for our growers. As the result of many years of research and fine-tuning, Spidex is now improved [...] colour change is dependent on the amount and stages of spider mites consumed, but in general takes 1 to 2 days. This change of colour therefore is a great visual [...] were counted every day. This was carried out head to head with “regular” Spidex females and conformed to the standard used in the industry for 5 days in

• Fit Roots for Plant Health Whitepaper - Koppert

  able to move in, and carbon dioxide (CO2) to move out of the soil/air zone. Of course, this is a very general description, and there are many ways to create [...] growing well due to balanced nutrition has the best capacity to defend itself against plant diseases. This is an area of knowledge that is easily overlooked [...] developed a method to extract PLFAs from a root zone sample and to measure and quantify these compounds. The outcome then is used to assess the amounts

• Target pests of beneficial nematodes in Potato & Outdoor Vegetables

  every 7 to 10 days, to cover the risk period. Soil Larvae 3 billion/ha Pea moth Cydia nigiricana Apply once caterpillars detected. Repeat 2 to 3 times [...] detected. Apply 2 to 3 times - 3 to 5 days apart. Foliar Larvae 1-2 million/L spray until run off Onions Onion fly Delia antiqua Apply 7 to 14 days after [...] with 7 to 14 days interval. Soil Larvae 1,5 to 3 billion/ha Lettuce Caterpillars Various species Apply once caterpillars detected. Repeat 2 to 3 times

• Koppert Sustainability Report 2023

  We know that in order to get closer to realizing our mission and vision, we need to work together. That is why we are open to building relationships, [...] we’re contributing to that goal. That’s also important.’ Partnership is a core value at Koppert, and not just with nature. How important is collaboration when [...] climate change is posing significant threats to ecosystems, economies, and communities worldwide. In response to this, our approach is to measure, assess

• Thrips Identification Guide

  leaves along with leaf, flower or fruit deformation. This species is the most important vector for both tomato spotted wilt virus (TSWV) and impatiens necrotic [...] of the leaves and eventually leaf death and abscission. The species is not known to transmit viruses. Ornamental plants (rose, gerbera), pepper, cucumber [...] stages present on the plant. Feeding leads to deformed flowers and flower spotting. Virus transmission is not known. Orchidaceae: vanda, phalaenopsis

• Beneficial Nematodes against Horticultural Pests

  together to either partly substitute, and sometimes replace the use of conventional pesticides, to manage pests that are extremely difficult to control [...] If a specific pest is not mentioned in this document, it doesn’t necessarily mean it cannot be controlled by nematodes. Koppert is continuously researching [...] nematodes in horticultural crops Which nematode controls which pest best? This is an overview of the nematode-pest combinations that have been tested successfully

• FAQ Nezapar

  above 15 °C. Do not wait to introduce Nezapar until the first Nezara is found. What is the lead time for Nezapar? The lead time is 5 weeks, so scouting during [...] Nezapar is not effective against Halyomorpha halys. 2. Application When do I have to start introducing Nezapar? As early as possible when the crop is planted [...] scouting for Nezara essential? To make sure the right amount of Nezapar is introduced to keep track of the development of Nezara. Adjust dosages of Nezapar

• Predatory Mites Whitepaper

  phytoseiid mites that can be used to control several pests. To choose the right species for your purpose it is important to understand the strengths and weaknesses [...] N. californicus is (compared to P. persimilis) more effective at lower densities of spider mites. At higher densities P. persimilis is the best option [...] high temperatures (30°C). At 15°C there is till some predation but development is very slow. If the temperature is below 8°C for a longer time, A. swirskii

• Plant Pollinator interactions in high temperatures

  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 [...] 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 [...] plants is humidity. At low humidity (below 50-55%), the pollen is too dry and does not stick to the stigma. At high humidity, the pollen sticks to the stamen

• Sustainability Report 2024

  roll-out. Why is this shift important? A: The global biocontrol market is projected to grow by 12 – 14 % per year through 2027. We have to position ourselves [...] This measure is already in place at our headquarters and is being progressively expanded to our subsidiaries. To emphasize the importance of shared re [...] direction. Sustainability at Koppert is not a topic that sits next to the business; it is the business. Today, value is measured not only in 昀椀nancial returns