• Privacy Statement

  management of complaints or legal proceedings; Koppert processes the following categories of data: Name Address Position Date of birth Place of birth Chamber [...] subject; processing is necessary to comply with a statutory obligation; processing is necessary for the performance of a contract; processing is necessary for [...] website. A cookie is a small text file that is stored on your computer by your browser when you visit the website. The main function of cookies is to distinguish

• Free Webinar series; Implementing Plant Empowerment

  May 18, 2020

  Partners of Plant Empowerment start a free webinar series of four webinars. Participants will learn how to implement the basic principles of Plant Empowerment [...] The theory of Plant Empowerment is described in the book; Plant Empowerment, the basic principles . This book is well received worldwide and is currently [...] weeks on Wednesdays. Registration is possible as of today. The roadmap to sustainable cultivation Plant Empowerment is a new unique cultivation method that

• ‘Ornamental plant companies need to innovate more in plant protection’

  August 6, 2021

  hours a day.’ Much of this success, according to Martijn, depends on a clean start of cultivation and exceptionally good scouting. ‘That is very important [...] aground with our plant protection. The number of chemical agents available is quickly drying up and its use is becoming more and more strictly regulated. [...] moment at the type of plant protection used back then. ‘After a couple of years, I came to the conclusion that we were in the process of spraying ourselves

• Zucchini

  summer squash and it is eaten as a vegetable. Together with a number of other varieties of squash and pumpkin, it belongs to the species of Cucurbita pepo [...] or summer squash) is actually an unripe fruit (that can be yellow, dark green or light green) belonging to the cucumber family. It is also referred to as [...] species grows in tropical regions of all continents, especially in Africa and South America. In addition, the courgette is very easy to grow in areas with

• Pea blight, leaf and pod spot

  which orange-red masses of two-celled conidia are exuded. Secondary infection is by splash dispersal of these conidia. There is no known sexual stage. Ascochyta [...] at the stem base but is not part of the foot rot syndrome in peas. Infected seeds may have brown areas. Life cycle and appearance of Pea blight, leaf and [...] General Ascochyta pisi is a fungal plant pathogen that causes A scochyta blight on pea (leaf blight or pea blight) and lesions of stems, leaves, and pods

• Rhyzobug - Ready to deal with armoured scales

  results. Results of Rhyzobug Lifecycle of Rhyzobug Rhyzobiius lophanthae is able to predate on several armoured scales species. It is easy to see what [...] fruits like mango and avocado Rhyzobug is an effective tool to control armoured scale. How to recognize damage of armoured scales Armoured scales can cause [...] applications depending on the degree of infestation.’ Everything you need to know To support you in comprehending how our new introduced natural enemy Rhyzobug

• Downy mildew of Cucurbits

  On the underside of the leave fluffy growth appears which is first white and later turns grey-brown. This is actually the sporulation of the pathogens extruding [...] 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, the shorter [...] Because there are more stomata on the underside of the leaf, this is where most fluffy symptoms are found. How to prevent Downey mildew Choose resistant cultivars

• Biological control gains ground in sweet pepper cultivation

  April 2, 2026

  federation of fruiting vegetables (FVO) set up a project two years ago: 100% Green Cultivation. Koppert is a proud knowledge partner of this project and is making [...] outbreak and the tops of the plants are pest free”, says Gonzalez. “The outbreak of aphids was huge, but each one of the products of the implemented IPM [...] Koppert Netherlands, Ben Driessen. Another important ‘red flag’ is the control of the new strain of green peach aphid , Myzus persicae , in sweet pepper. The

• Bacterial soft rot, bacterial stem rot

  Stem rot is first noticed when plants wilt at the time of first harvest or after that. The pith disintegrates and the stem becomes hollow. Because of the bacterial [...] subsp. carotovora has recently been renamed Pectobacterium carotovora . It is one of the pectolytic bacteria causing extensive bacterial rots (bacterial soft [...] cycle and appearance of Bacterial soft rot, bacterial stem rot Erwinia carotovora subsp. carotovora or Pectobacterium carovora is very common, but does

• Glume blotch

  temperature above freezing when water is available. Conidia require a minimum of 5 °C for germination. Primary infection is mostly by ascospores or conidia on [...] optimum temperature for germination of the conidia is between 20 and 25 °C. The ascospores are responsible for wind dispersal of the fungus over longer distances [...] General Parastagonospora nodorum (Phaeosphaeria nodorum) is a fungal pathogen of wheat , barley and rye that induces yield and quality losses. Damage symptoms