• Verticillium wilt

  albo-atrum is 21 °C and growth stops above 30 °C, whereas Verticillium dahliae has an optimum temperature around 25-27 °C. How to prevent Verticillium wilt Start

• Black root rot of cucurbits

  the disease, only vascular tissue remains because the cortex (outer layer) has rotten away. Infection in the early stages of the crop results in stunted

• A life-long commitment to help growers thrive with sustainable growing practice

  December 10, 2024

  growers you can imagine", Rianne proudly adds. Koppert has always continued innovating and has expanded its portfolio during the years. We have the most [...] flowers in our homes?" Rianne asks with a frown. For over two decades, she has passionately supported growers in transitioning to biological solutions and [...] rollout.’ Making biocontrol the norm In the Netherlands, the use of biocontrol has become the norm when it comes to cultivating greenhouse vegetables and ornamentals

• Modified formulation for Macro-Mite

  December 18, 2018

  Macro-Mite Macrocheles robustulus Koppert Biological Systems has developed a new formulation for Macro-Mite , which boosts the vitality of the Macrocheles [...] when infestationlevels rise and rapidly multiplies. Macrocheles robustulus has a huge appetite and feeds on a variety of pests. Not only can this predatory [...] reach very high densities, which promotes better pest control. It therefore has a great part to play as the basis for integrated control in both vegetable

• Spidex Vital® sets new standards in spider control

  May 12, 2021

  replace Spidex , the long-standing reliable Phytoseiulus persimilis brand which has served edible and ornamental growers for more than 50 years. The new product [...] and interesting differences, which offer some new benefits. Spidex Vital ® has only been on the market for a short period, but already its performance is [...] market acceptance. From baseline research through to re-branding, this process has again exemplified Koppert’s commitment to the markets it serves. “We are

• Brown soft scale

  is also a common pest in greenhouses throughout the world. C. hesperidum has many host plants, including sub-tropical fruit crops (citrus, papaya, etc

• Mottled arum aphid

  General The mottled arum aphid, Neomyzus circumflexus , has a cosmopolitan distribution and a wide host range. In temperate climates it is primarily a

• Municipality Venray: biological control of oak processionary caterpillars

  those running north to south still have some nests. It is possible that there has been more drift during spraying in those places, which means that the nematodes

• Pollination checklist tomato

  of enough pollen for pollination. Fruit setting takes place once a flower has been pollinated. The flower needs to have been pollinated before it closes [...] every two days. Introduce a new bumblebee hive once the number of bite marks has dropped to just one or two per flower. Pollen is released best at a relative

• Foot rot of cereals

  nivale , a fungal pathogen responsible for causing foot rot in cereals, has a lifecycle showing complex interactions with environmental conditions and