• Downy mildew of Cucurbits

  cuticula. For germination free water is required. For most downy mildews, the optimum temperature is around 15 o C and the closer the temperature is to this [...] bordered by the veins, which are first yellow and then turn brown. On the underside of the leave fluffy growth appears which is first white and later turns [...] shorter the leaf wetness period that is required. Inside the plant, the pathogens produce haustoria, small organs with which the pathogen can take up nutrients

• Fusarium spp.

  xylem vessels, which can be seen when the stems are cut. In banana, whole plantations may die, and the soil may not be suitable for planting for many years [...] Fusarium spp. is a group of soil-borne fungi with many different species. Fusarium is widespread and can infect a range of host crops. Many species are [...] qualities of barley. Furthermore, mycotoxins are produced, of which DON (deoxynivalenol) is the best-known. The mycotoxins are toxic to mammals so maximum

• Phytophthora blight

  overwintering structures which infect the host. Zoospores are spores with flagellae which enable them to move through water. Infection is usually from the root [...] infection is either by germinating sporangia or by zoospores produced in the sporangia. For germination on above-ground plant parts, leaf wetness is required [...] soil temperatures between 15 and 23 °C and higher water content than is optimal for crop growth. Phytophthora overwinters in roots, infected tubers and

• Apple scab

  the plant cells. This causes lesions, on which conidiophores, structures which carry conidia, are formed which extend through the cuticula. The asexual [...] wetness is required, at lower temperatures this increases to 12-28 hours of leaf wetness for successful infection. Conidia also need water for germination [...] Venturia inaequalis is an ascomycete fungus that causes apple scab disease Damage symptoms Venturia inaequalis causes apple scab disease, which at first presents

• Nematodes established solution for Nesidiocoris in France

  in crops from February onwards, which is really early. Nesidiocoris tenuis is a bug that has been a problem in France for a good 10 years. It causes significant [...] treatment robot, which is used by blocking the lower nozzles so that it acts only on the head and avoids our Macrolophus . Capsanem is a valuable ally!’ [...] field. The results are very clear. It is very effective on the larvae. The nematodes also act on Macrolophus , which is biologically very close to Nesidiocoris

• Natutec Drive

  technology which has been used for Natutec Drive is exactly the same technology as which has been used for Natutec Drone. This specific technology is patented [...] product is a unit with a patented release system to disperse material into an airstream for distribution through tubes over crops. The Natutec Drive is applicable [...] the blower is used. Application This product is only available in combination with Koppert products. Please contact your local consultant for more information

• Trianum-P improves open field pepper production in Portugal

  in a pepper crop for the processing industry. Pedro Militão is one of the two owners of the company Sociedade Agrícola Militão which cultivates about 40 [...] fact that Trianum is a 100% natural product, authorized for organic farming and that it does not leave residues on fruit. Trianum is aligned with the [...] positioning of the company which is very conscious of sustainable agricultural practices that respect the environment. ‘Without a doubt it is a product with a lot

• Bacterial wilt, brown rot

  . Race 3 is pretty much restricted to potato and tomato. Whereas other races have optimum temperatures of 35-37 °C, the optimum for Race 3 is 27 °C, which [...] irrigation water. Disease incidence is highest when soil moisture is high, such as during rainy periods. When temperature is low, infection may remain latent [...] General Ralstonia solanacearum is a plant pathogenic bacterium. It is a soil-borne disease and colonises the xylem, causing bacterial wilt and brown rot

• Dwarf bunt

  contaminate healthy kernels, which in turn become a source of disease in the next season. The optimum temperature for germination is 3-8 °C and it takes three [...] General Tilletia controversa is a plant pathogen. It is a fungus known to cause the smut disease TCK smut in soft white and hard red winter wheats, as [...] on some or on all spikelets, showing the bunt (smut spore) they contain, which is larger than a normal kernel. The bunt balls are grey-brown. They rupture

• Leaf stripe

  graminea is monocyclic, which means there is only one disease cycle during the cropping season. The fungus is seed-borne and this systemic infection is the [...] the death of the leaf. The leaf splits at the end which makes it look shredded. This is typical for this disease. Infected plants may be stunted and heads [...] temperature during seedling emergence is critical for infection. Soil temperatures below 12 °C are most conducive for this disease and infection does not