Apple scab

research that has been done on the influence of climatic conditions on release of ascospores and risk of infection, a decision support systems has been [...] between 18 and 24 °C, only 9 hours of leaf wetness is required, at lower temperatures this increases to 12-28 hours of leaf wetness for successful infection [...] apple scab disease Life cycle and appearance of Apple scab Venturia inaequalis overwinters in the form of unripe fruiting bodies in infected fallen leaves

Horiver Rollertrap

Whitefly , thrips , leaf miners , fungus gnats. Mode of action Insect pests are attracted to the colour of the sticky trap and get caught in the glue. Presentation [...] through the center opening of the roll which will allow the Rollertrap to spin freely while unrolling At the beginning and end of each run, cut the trap [...] Horiver Rollertrap Type: Sticky trap with wet glue Get in touch with us For trapping flying insects Especially for areas where high pest pressure is expected

Enermix

signs of pest presence Get in touch with us Pests Greenhouse whitefly ( Trialeurodes vaporariorum ); Tobacco whitefly ( Bemisia tabaci ). Mode of action [...] Type: Natural enemy Use for: Use for: Whiteflies Get in touch with us For the control of greenhouse whitefly and tobacco whitefly Can be used at fluctuating [...] temperatures Can be used preventively or at first signs of pest presence Share product : For the control of greenhouse whitefly and tobacco whitefly Can be used

Phytophthora blight

late blight tomato, potato blight and late / early blight of potato. Life cycle and appearance of Phytophthora blight Phytophthora species are very destructive [...] water. Infection is usually from the root to the foot, but direct infection of the foot also occurs. Exudates leaking from growing root tips promote germination [...] plant surface and new sporangiophores (structures containing sporangia, a type of spores) with sporangia are formed that protrude through the stomata. Secondary

Broad mite

indication of an attack of broad mite ( Polyphagotarsonemus latus ), is the appearance of dark brown edges at the base of young leaves. In case of a mild [...] caused by viruses. The typical pattern of damage consists of malformation and distortion of the above-ground growth of the plant. The mites show a preference [...] appearance of Broad mite The life cycle of tarsonemid mites has the following stages: egg, larva, and adult. The larvae have three pairs of legs, adults

Spidex Vital lives up to its promises

Dijk switched over to Spidex Vital at the start of February. ‘I have three crops a year,’ he tells us five weeks later. ‘As the old crop is always cleared [...] earlier, the population develops more rapidly.’ A sense of calm on the farm The increased effectiveness of Spidex Vital is a major advantage for Sjaak van Dijk [...] problems in cucumbers. The ability of Spidex Vital to tackle spider mites and hot-spots effectively brings a sense of calm to the farm.’ He states that

Don Sanchez Fresh innovates with biological control in avocados

You need the help of Koppert consultants to know which substances affect the performance of beneficial insects. It also takes a lot of dedication to obtain [...] Sánchez Fresh is a producer of avocado, berries and other agricultural crops. Their successful experience with biological control of pests and diseases in crops [...] to implement this tool in the production of Hass avocado. The result has been an effective and safe control of thrips , crystalline spider mites and other

Pollination checklist tomato

precise picture of the situation. Flowers that are open for longer than one day have between one and five bite marks Check the work of the bumblebees at [...] hive once the number of bite marks has dropped to just one or two per flower. Pollen is released best at a relative humidity (RH) of between 50% and 80% [...] humidity of more than 80%-85% will result in pollen not being released and the bumblebees will become inactive. Below 50% RH, the germination capacity of the

General Conditions Koppert

I n case of liquidation, insolvency, suspension of payments, bankruptcy, transfer of business or merger or divestment of the Buyer; vesting of a pledge [...] damage as a result of loss of harvest, crop damage and/or damage due to deterioration of the structure of the soil. The payments of damages claimed shall [...] compensation T of any damages suffered in any manner as a result of late delivery, excepting in cases of intent or gross negligence on the part of Koppert. The

Disclaimer

and/or loss of time due to the use of this website. loss due to certain information on the website being incorrect, incomplete, or out of date. The website [...] use the intellectual property of Koppert or of third parties. Nothing on this website may be copied, or published by means of print, photocopy, microfilm [...] General Terms and Conditions of Sale These General Conditions apply to all agreements which Koppert enters into, with the exception of purchasing agreements.