• Trianum effectively controls Pythium in cucumber

  from the roots. He puts two grams of Trianium-G on each mat before putting out the new plants in ‘duo’ pots (two plants in one rockwool cube). He decided [...] Whole mats and whole rows had to be rejected, and the fungus would spread through the gutters to adjacent mats. ‘We sometimes lost up to 50% of production

• Koppert Registers New Biofungicide

  November 26, 2019

  that, it produces antifungal metabolites and attacks the plant’s pathogens through mycoparasitism. ‘Noli integrated in a chemical program, has a comparable [...] countries in Europe and in the United States. The trials have been carried out using different chemical agents in combination with Noli to compare the e

• Koppert Experts To Appear At Cultivate ’25

  June 26, 2025

  experiences building successful IPM programs for fall, including what to watch out for and some reality checks. Topics range from problems on incoming cutting [...] it takes to be successful on the ground from year to year. Jeremy rose through several New England production facilities, and was Director of Operations

• Increase in Thrips Infestation Demands More R&D

  December 4, 2019

  lla occidentalis – was present in crops. It has since become evident – through crop rinsing at Koppert – that other species of thrips are active too. [...] as growers had assumed that they didn’t have it in their crops – it turned out to be quite a nasty surprise when they did find it. Another example is Di [...] looking at the role that propagators play. "It’s an issue that runs right through the chain," explains Jenette Douma. "Especially given the increasing volumes

• Thrips parvispinus

  cycle of Thrips parvispinus The tobacco thrips Thrips parvispinus develops through six stages: egg, two larval instars, prepupa, pupa, and finally the adult [...] restricted mobility, which means long-distance dispersal usually occurs through the movement of infested plant material or wind. Accurate identification [...] s limonicus and Transeius montdorensis , are highly effective at seeking out and feeding on thrips larvae, which significantly reduces their population

• Embracing sustainability brings value

  July 17, 2024

  ensure a healthier, safer, and more productive future. This sentiment echoes through the words of Peter Maes, Chief Strategy Officer of Koppert, who emphasizes [...] on a sustainability journey for more than 55 years already,’ Maes points out. ‘But it’s not only our products that need to be sustainable; it’s our operations

• Encarsia formosa

  eggs inside the whitefly nymphs, which are then consumed from the inside out by the developing larvae. The larvae feed on the internal tissues of the host [...] successful development. The egg is 0.08 mm long and 0.03 mm wide. About halfway through the parasitoid’s development, the host pupa turns black. Parasitized pupae

• Grapevine powdery mildew

  management strategies in commercial vineyards. The pathogen overwinters through two primary mechanisms: as dormant mycelium within infected buds or as [...] season concludes, the fungus forms chasmothecia to ensure its survival through the winter. Given the polycyclic nature, preventive measures and early-season

• Fungi and Bacteria Deserve Greater Appreciation!

  May 31, 2019

  soil-borne diseases. The plant is also teeming with organisms, inside and out, the function of which is not yet known in many cases. What's certain is that [...] that enhances plant growth by improving availability of plant nutrients through the root system. After all, a plant starts it's growth from the roots.

• New Approach Significantly Reduces Aphids in Soft Fruits

  March 21, 2019

  for a more effective way of tackling the aphids. Reducing Aphid Levels Through Prevention The approach that has been developed is based on the preventative [...] also be effective at tackling aphids in other small fruits.’ This turned out to be the case: In the raspberries grown by René Simons under artificial lighting [...] level. Releasing the predator took little effort: it is only necessary to set out five pots per hectare per week. This was started in week two, early on in