• Crazy roots, hairy roots, crown gall

  tissue and causes a genetic change in the plant. How to prevent Crazy roots, hairy roots, crown gall Use clean propagation material Use a strict hygiene protocol [...] disease seems to be caused by a change in the hormonal system of the plant resulting from the Rhizobium infection. Rhizobium rhizogenes puts a Ri-plasmid [...] Adjust the work order in greenhouses to fit with the hygiene protocol Disinfect the nutrient solution in order to prevent biofilm growth inside the irrigation

• Spidex Vital® sets new standards in spider control

  May 12, 2021

  out, which involves placing a small amount of wood chip carrier, e.g . 0.5 ml on a black surface, which makes them easier to see as they run across the [...] Vital ® project was the birth of a new P. persimilis product, but fundamental to this outcome, was the development of a completely new and innovative P [...] red. “It was important to communicate this fundamental difference to the market when we launched the product last month, in order to allay unnecessary concerns

• Angular leaf spot

  t. When conditions are humid, a viscous bacterial exudate forms on the underside of the leaf. This exudate changes to a white film when it dries. Lesions [...] types of vascular tissue of the crown can be infected, creating a look similar to that of a Phytophthora fragariae infection. Life cycle and appearance of [...] spring. The bacteria are also introduced in a crop in new transplants. This bacterium is very resistant to desiccation and can survive well in dry leaves

• Bacterial spot

  and handling and aerosols. Many isolates are resistant to copper-containing pesticides. How to prevent Bacterial spot Use clean propagation material and [...] like scab. These spots may be surrounded by a halo. In pepper, the spots on the leaves are also round and small to start with and slightly raised from the [...] General Xanthomonas vesicatoria is a bacterium that causes bacterial leaf spot on peppers and tomatoes. Damage symptoms Xanthomonas vesicatoria in tomato

• New Leaf Plants back Koppert biocontrol

  June 9, 2021

  time, and recognise when to make changes, to stay one step ahead of potential pest problems,” she added. David continued “Due to the success of our biological [...] diseases in a preventative and pro-active way, in order to meet the high plant standards our customers expect,” commented David. “We aim to grow our plants [...] Business owners David and Nicole Higginson relocated to their new 30 acre site in 2013, with a vision of becoming one of the most esteemed nursery stock

• Early blight

  Post-harvest storage at 0-1 o C. A. brassicae and A. brassicicola : adjust the sowing date to avoid conditions conducive to infection. In greenhouses: avoid [...] solani causes small green to dark brown spots to occur on leaves. Those spots then turn into dark brown angular lesions with a yellow halo restricted by [...] of leaves, Alternaria solani can spread to the flowers (especially dangerous in crops for seed production) and to the crown. Sporulation of Alternaria occurs

• Aphids

  Some species of aphids can cause leaves to curl or twist as they feed on the plant sap. How to prevent aphids To prevent aphid infestations in crops, you [...] form a single, very large group of insects: the super- family Aphidoidea, belonging to the order Hemiptera . The aphids discussed here all belong to the [...] ion. They may also excrete a sugary substance called honeydew, which can attract other insects and lead to the growth of a black sooty mold. Aphids life

• Swirski-Mite

  cap to open the dosage hole Sprinkle material on leaves or pour into Diboxes Make sure the material remains on the introduction site for at least a few [...] per m2/release. Releases should be repeated if necessary. Consult a Koppert advisor or a recognised distributor of Koppert products for advice on the best [...] use in tomato. Mode of action Predatory mites use their piercing mouthparts to extract the contents of their prey. Pack size 50,000; 250,000 predatory mites

• Praon volucre

  might be better to switch to an appropriate single species product ( Aphilin , Aphipar , Aphipar-M or Ervipar ). Consult a Koppert advisor or a recognized [...] parasitic wasp Praon volucre Praon volucre is a parasitic wasp that belongs to the family Braconidae and to the subfamily Aphidiinae . Praon volucre is one [...] volucre products Aphiscout Expand all items How to use Praon volucre The parasitic wasp Praon volucre is available in a bottle ( Aphiscout ) Peel off the outer

• Inspired by Nature: New design, Same Trusted Quality

  February 6, 2023

  are confident this new branding supports us on our journey to increase our positive impact to the world.” New Features Beautiful photography, our new logo [...] new packaging also includes several new practical features. A range of supportive colours make each product easily recognisable. In addition, barcodes enable [...] scanning and traceability throughout the logistics chain. While a QR code helps navigate directly to the product webpage for more information. Ready For The Future