• FAQ Nematodes

  Packaging and formulation What is the substance the nematodes are packed in? In order for the nematodes to survive during transport and storage they need [...] general What are nematodes? Nematodes are microscopically small (0.6 to 1 mm), unsegmented worms that occur naturally in the soil throughout the world. [...] there is any doubt, remove all filters. What pressure can be on the pump and the spray boom? The pressure on the nozzle may not exceed 20 bar (190 psi)

• Poultry Red Mite

  each batch. Larvae resembling the adult but with only six legs emerge from the eggs after 13–51 hours and moult within 24 hours of hatching to become an e [...] maturing into the adult form. The poultry red mite can live between 5–17 days, depending on the temperature. Higher temperatures shorten the mite’s lifespan [...] its name again, the poultry red mite is only red following a recent blood meal, otherwise the mite appears white, grey or black. Adults are about 1 mm long

• Thrips

  parts of the plant and are fairly mobile. Immediately after hatching, the larvae begin to feed on plant tissue on the underside of the leaf. The larvae are [...] are smaller than the adults and lack wings. Depending on the species, thrips either pupate on the plant or in the ground. The pre-pupal and pupal instars [...] cause damage to the plant by piercing the cells of the surface tissue and sucking out their contents, causing the surrounding tissue to die. The resulting

• A life-long commitment to help growers thrive with sustainable growing practice

  January 14, 2025

  play a vital role during the introduction and rollout.’ Making biocontrol the norm In the Netherlands, the use of biocontrol has become the norm when it comes [...] for the future ‘The future holds many challenges and one of them is the severe reduction in the use of chemical agents. In fact, a lot of them are going [...] has always continued innovating and has expanded its portfolio during the years. We have the most extensive biocontrol portfolio tailored to diverse growing

• Crop Protection

  ensuring the health of crops without compromising the environment. What are biocontrol agents? Biocontrol agents refer to products and methods that are based [...] minimize pest resistance, and strengthen plant resilience. The key advantages of crop protection are: Easy integration – Fits into existing farming practices [...] residues on crops. This enhances food safety and reduces the risk of pesticide residues in the food chain, addressing consumer concerns about chemical exposure

• Spidex Vital FAQ

  Changes of Spidex What is the difference in the product presentation? Spidex Vital consists of all mobile stages of Phytoseiulus persimilis. The carrier material [...] different colour than the Spidex I’m used to? During production of Spidex Vital the predatory mites don`t get to eat spider mites, which cause the coloration of [...] material is the same as the current product. How will this change my existing program that has been working for years? Apart from the fact you have to switch

• Early blight

  spores surviving in the soil are the main source of infection. Especially wheat and barley reduce the number of surviving conidia in the soil. Use resistant [...] General The only known stage in all Alternaria species is the asexual stage. Conidia and mycelium overwinter in the soil and on crop residues and cause [...] rupture. Other symptoms are brown lesions on stem and foot. On fruits, dark sunken, leathery lesions occur at the side of the stem. Life cycle and appearance

• Better insights and digital advice with Natutec Scout

  s, departments The grower can use the greenhouse editor in the Natutec Scout app to program in the actual layout of his greenhouse. The software then provides [...] contact with the Koppert consultant using the Natutec Scout app as a tool. It allows us to take the measures we need to take quickly, based on the advice provided [...] in the software reporting these kinds of measurement. The threshold value works as an alarm bell – as soon as the level of infestation exceeds the threshold

• Treatment of bumblebee stings and allergies

  epinephrine into the thigh in the case of a sting. Tests and treatments are available at the Allergology department of the RdGG (Dr de Groot) at the Diakonessehuis [...] swelling, itchiness and redness at the site of the sting, lasting for only a couple of hours. This can occur directly after the sting, but more generally it [...] it starts after some hours. The swelling or itching may last for hours or even days. In some cases, the local reaction may spread somewhat; in this case

• Chrysoperla carnea

  sheltering under the plant or the rim of the pot, during daylight hours. The larvae grasp their prey from below and lift them in their jaws. The prey is injected [...] green-veined wings. The wings cannot be folded, and at rest are held tent-like above the abdomen. The hind-wings are slightly smaller than the fore-wings. [...] populations. The larvae of green lacewings are particularly effective predators. The green lacewing Chrysoperla carnea is used for the control of the following