• A legacy of sustainability: Stolk Brothers and Koppert’s shared vision

  February 17, 2025

  Brothers continues to partner with Koppert is the company’s reliability and dedication to growers. “Koppert is more than just a supplier; they’re a partner [...] chemical-free plant is actually the healthier choice. If a predatory mite leaves behind some residue, it’s proof that biological control is working—but consumers [...] chemical-free horticulture Looking ahead, Pieter sees a future where horticulture is entirely free of chemical pesticides. “It’s achievable, but we need full

• Spidex Vital® sets new standards in spider control

  May 12, 2021

  method is centred on the use of an undisclosed artificial diet, which significantly increases the rearing capacity of P. persimilis . “This is a modern [...] original system is now obsolete, which means that Tetranychus urticae , which was the principle food source in the old rearing system, is no longer required [...] served edible and ornamental growers for more than 50 years. The new product is also based on P. persimilis, but this comes with several new and interesting

• Natutec Drive – On the road to precision biological control

  March 10, 2021

  Natutec Drive is currently being used. 'Besides the time and expense of applying biologicals by hand, the biggest advantage of using Natutec Drive is the uniformity [...] s.' Natutec Drive is also being used by soft fruit grower, Keelings, in Ireland. Their farm manager, Dennis Keny: 'Natutec Drive is working like a dream [...] Drive machines in use: 'Thanks to Natutec Drive, this farmer is now convinced that biocontrol is the way to go. It saves him a lot of time and my customer

• Control spidermite with Phytoseiulus in soft fruit

  May 8, 2019

  spider mite control is achieved with the use of predatory mites , the most effective being Phytoseiulus persimilis ( Spidex ). This product is supplied in bottle [...] of 2,000 and 10,000. The mite is a specialist predator of spider mites and does not feed on anything else. As a result it is not usually possible to use [...] The two-spotted spider mite , Tetranychus urticae, is a very common pest in soft fruit crops such as strawberry and raspberry. Existing acaricides have

• Inspired by Nature: New design, Same Trusted Quality

  February 1, 2023

  branding, which is characterised by a green, natural look. Perfectly in line with our branding: ‘Inspired by Nature’. And though our packaging is new, growers [...] Ready For The Future Our new Koppert branding is rooted in nature and matches our ambition. Our mission is to contribute to 100% sustainable agriculture [...] Products After introducing our new brand identity in January 2022, Koppert is entering the next phase. We proudly present our new product branding. Each

• Flowering and Pollination in Blueberry

  April 2, 2019

  blueberry growth-cycle. The first is bud initiation in the autumn. Before the plant goes into dormancy, the plant is ‘deciding’ which buds will be vegetative [...] assimilation, and Veni Calcium is easily absorbed by the plant due to its unique composition - using a foliar application ensures it is directly available to the [...] especially during the spring, when plants are flowering, and pollination is taking place: the right bio-stimulant at the right growth stage can have a

• Phytophthora: symptoms starting to show

  April 7, 2021

  Phytophthora: symptoms starting to show The sun is starting to shine and strawberry crops are moving from the vegetative to the generative development [...] out’? Root diseases are opportunists. In many cases, the latent population is waiting for the opportunity to enter the crop. Plants that are already infected [...] high fruit load in relation to the root capacity, then any susceptibility is exposed. If the demand for assimilates exceeds the supply, then the crop will

• Plugging the plant propagation gap with Trianum

  July 5, 2019

  are available, one is a granular product which is incorporated into the growing medium, and the second is a powdered formulation which is applied to ornamental [...] a and Fusarium Trianum-P is mixed with water and applied as a drench to propagation trays at a rate of 1.5 g/m 2 Trianum-G is incorporated in the compost [...] compost at a rate of 0.75 kg/m 3 Trichoderma harzianum T-22 is the most researched Trichoderma-based disease biocontrol agent Optimum growing conditions over

• Koppert collaborates with Valto to control harmful tomato virus

  December 18, 2018

  greenhouse. V10 covers both so mutation is less likely and plants are protected naturally. This twofold protection is what distinguishes us from our competitors’ [...] protection , leading biological solutions producer, Koppert Biological Systems, is cooperating with Valto to ensure that this Dutch producer of beneficial crop [...] 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

• Bumblebee stings

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