• Biological seed treatment

  stress, the development of the root system, and the productivity of the crop. An overview of positive attributes of microbials depending on the organism: [...] colonize the roots and protect the crop during the entire growing season. Seed treatment increases the availability of plant nutrients in the root system [...] them. What are the benefits of biological seed treatment? Biological seed treatment has beneficial effects on the growth, resilience of the plant, abiotic

• Koppert One

  effective Reduce the risk of unsuccessful applications Improve pest control results in the field Make confident, data-driven decisions The result? More consistent [...] results. Go to web app Apply nematodes at the right moment with Timing Expert Timing can make or break the success of biological control. With Timing Expert [...] confident decisions. With integrated solutions like Timing Expert, the Side Effects App, and the Digital Assistant, Koppert One turns complex information into

• Cookie Statement

  and the banner will no longer appear as long as the cookie is active. After the end of the cookie’s service life or if you delete the cookie, the banner [...] you visit the website. The main function of cookies is to distinguish one user from the other. Your browser sends us the information stored the next time [...] time you visit our site. The use of cookies is secure. They do not process personal data, such as your phone number or email address. What cookies do we use

• Partners with Nature

  April 5, 2016

  Contributing to the better health of the people and the planet, in partnership with nature That is the one reason the Koppert team wakes up excited every [...] what part of the world we operate, this goal remains the same. This clarity of mission crystallized in October in 2014, after almost 50 years of Koppert’s [...] in the use of fertilisers and pesticides, and more importantly, more yields of a better quality. Koppert Biological Systems has a complete range of products

• Fusarium spp.

  inside the vascular system of the host plant and spreads upwards inside the plants. The other species are dispersed upwards on the outside of the plant [...] towards the foot of the plant and enters the vascular system. Inside the vessels, the fungus produces mycelium and many spores (microconidia), which are [...] Fusarium wilt ) is the species that causes vascular wilt. Initially, the leaves turn yellow and wilt, mostly on one side of the plant. Finally, the whole plant

• Angular leaf spot

  lesions on the underside of the leaf. They enlarge to angular spots, often limited by the small veins. The distinctive feature is the way the lesions look [...] visible on the upper side of the leaf as irregular spots which are first reddish brown and then become necrotic. The foliar symptoms are the most important [...] appearance of Angular leaf spot Xanthomonas fragariae overwinters in plants and dead leaves, that become the primary source of infection in the spring. The bacteria

• Black sigatoka disease

  conidia. The ascospores are wind-dispersed over longer distances, the conidia are splash-dispersed within the crop. Both types of spores cause the exact same [...] further and the tissue around the lesions turns yellow and dies. Lesions merge and the whole leaf turns brown and ultimately dies. In cases of severe infection [...] die within a few weeks. Because of the lack of leaf tissues, fruit maturity is hampered. Life cycle and appearance of Black sigatoka disease Black sigatoka

• Fusarium wilt

  oxysporum is the only Fusarium that actually grows inside the vessel system of the host plant and spreads upwards inside the plants. The other species [...] Fusarium oxysporum is the species causing vascular wilt. First the leaves turn yellow and wilt, mostly on one side of the plant. Finally, the whole plant wilts [...] brown discolouration of the xylem vessels which can be seen when the stems are cut. In banana, whole plantations may die and the soil may not be suitable

• Damping-off

  later the plants wilt irreversibly. In potted plants the flower buds fall off. The side roots rot and very little of the root system survives. On the border [...] and soil or substrate the plant turns brown. A typical symptom of a Pythium infection is the easy stripping of the skin from the root cortex with a finger [...] enable the spores to move through water. The zoospores are chemically drawn to the growing roots of young plants and move towards them through the soil water

• Bacterial wilt, brown rot

  show signs of wilting during the day which may disappear in the early stages of infection. Under conditions favourable for the bacteria, the whole plant [...] s roots on the stem. The vascular stem tissue is coloured brown and when the stem is cut, bacterial slime oozes from the wound. This is the way to distinguish [...] colonises the xylem, causing bacterial wilt and brown rot in a very wide range of potential host plants. Damage symptoms In potato, field symptoms of Ralstonia