• Disclaimer

  Conditions for using this website General Koppert hereby allows you access to www.koppert.com, on which it publishes text, images and other materials for information [...] on this website is complete, up to date, accurate, and suitable for the purposes for which the user of the website uses this information. Insofar as permitted [...] our General Terms and Conditions of Sale apply to all our offers, contracts for the purchase and sale of goods and services, work that we undertake, and all

• Treatment of bumblebee stings and allergies

  itching may last for hours or even days. In some cases, the local reaction may spread somewhat; in this case it usually takes longer for the symptoms to [...] Information for doctors Detailed information regarding medical treatment of allergic reactions is available from Koppert on request. For further information [...] education resource only and should not be used for diagnosing or treating a health problem as it is not a substitute for medical care. If you have or suspect you

• Fusarium wilt

  banana, whole plantations may die and the soil may not be suitable for planting for many years to come. Life cycle and appearance of Fusarium wilt Fusarium [...] cycle, is similar to that of most Fusarium species. Fusarium overwinters for many years in the soil and on crop residues of infected plants as chlamydospores [...] takes place as infection of the roots at the root tip or in small wounds, for example where lateral roots branch off from the tap root. How to prevent Fusarium

• Grey mould

  es unfavourable for germination, the spores can survive a few days on the plant surface and still germinate when the RH increases, for example when cut [...] Botrytis cinerea ) need moisture (dew, rain, irrigation water) and nutrients for germination. Germination also happens at very high relative humidity (RH > [...] cold storage. Wounds can also provide the fungus with sufficient moisture, for example pruning wounds on the stems of cucumber and tomato. In general, grey

• Bacterial wilt, brown rot

  conditions favourable for the bacteria, the whole plant will wilt soon after the first symptoms appear. When conditions are less conducive for disease development [...] tomato. Whereas other races have optimum temperatures of 35-37 °C, the optimum for Race 3 is 27 °C, which makes it more dangerous in temperate regions. It survives [...] make on roots help the bacteria to infect the crop Do not use cut potatoes for propagation, since cutting tubers can increase disease incidence with up to

• Loose smut of barley

  and compensated for Use resistant cultivars Perform field checks for infected seed and prevent the use of seeds from infected fields for further cropping

• Loose smut of wheat

  and compensated for Use resistant cultivars Perform field checks for infected seed and prevent the use of seeds from infected fields for further cropping

• Verticillium wilt

  Life cycle and appearance of Verticillium wilt Verticillium dahliae survives for prolonged time periods (many years) in the soil as microsclerotia, small hard [...] fungus infects the roots of plants, directly or through wounds caused by for example nematodes. The fungus then grows into the vessels of the plant and [...] Verticillium can also be seed-borne and tuber-borne. The optimum temperature for Verticillium albo-atrum is 21 °C and growth stops above 30 °C, whereas Ve

• Root and crown rot of strawberry

  much or too little water), or that are damaged by for example handling or pests. Optimum temperature for Pestalotiopsis clavispora is 19-23 °C and high humidity [...] trays, tools, gutters etc. between subsequent crops Disinfect water used for irrigation Prevent plant diseases by optimizing plant potential and crop

• Dwarf bunt

  in the next season. The optimum temperature for germination is 3-8 °C and it takes three to ten weeks for germination. The seedlings are infected after [...] infection. The soil-borne teliospores may survive in soil without suitable host for as long as ten years. Seed-borne transmission does occur, but is less important [...] Triticum controversa mostly attacks the 2-3 leaf stage, this is less effective for this fungus Prevent plant diseases by optimizing plant potential and crop