• Crazy roots, hairy roots, crown gall

  Adjust the work order in greenhouses to fit with the hygiene protocol Disinfect the nutrient solution in order to prevent biofilm growth inside the irrigation [...] crown gall The primary source of infection by Rhizobium rhizogenes has not yet been defined. The assumption is that the bacteria survive in the soil, but [...] from crazy roots. This disease seems to be caused by a change in the hormonal system of the plant resulting from the Rhizobium infection. Rhizobium rhizogenes

• Aphidius colemani

  typical of the Aphidiidae. First the host is examined by drumming with the antennae. This gives the wasp the information about whether the aphid is the right [...] causing aphids to drop from the leaf and fall to the ground. Although many aphids die as a result, many will survive and migrate to other plants to begin new [...] of the aphid population by the presence of the parasitic wasp also has an effect: the alarmed aphids secrete a warning substance, which affects the entire

• Anagyrus vladimiri

  according to the instructions Hang the bottle in the crop, out of direct sunlight Deploy in or near the mealybug colonies Leave bottles in the crop for at [...] control of the mealybugs . Behaviour of the parasitic wasp Anagyrus vladimiri The female Anagyrus vladimiri lays its eggs inside the body of the mealybug [...] eventually leading to the death of the host. Anagyrus vladimiri also engages in host feeding, where the adult female wasp feeds on the body fluids of its

• Keep a Close Eye on Thrips

  May 21, 2020

  Search in the right places It's therefore important to spot the thrips infestation as early as possible, and to detect the larvae too. After all, the sooner [...] know where to find the larvae. In some crops, you will find them mainly in the heads of the plants, while in others they tend to be in the flowers or on [...] identify the thrips problem, the better the chance of success in eliminating it. Detecting the larvae requires practice. Considering how small the larvae

• Steinernema feltiae

  ultimately killing the host within a few days. The nematodes then feed and reproduce within the cadaver of the dead host, resulting in the emergence of a new [...] symbiotic bacteria that kill the host within a few days. They are often applied to the soil as a biological control method to target pest larvae, offering [...] nematodes penetrate the pest's body through natural openings. Once inside the pest, the nematodes release symbiotic bacteria, typically of the genus Xenorhabdus

• iPM app

  Check out the Koppert iPM DEMO Koppert iPM app Install the iPM app from the iTunes store, or Google Play store. Login with the credentials below to use the [...] App and an online Dashboard. The Scout App works with GPS outdoors and has an intuitive user interface. The Dashboard gives the grower insight into pest issues [...] almost real-time once uploaded from the field. Koppert iPM scouting software helps to reduce costs for pesticides, due to a highly accurate insight into pesticide

• Black leg of seedlings

  enable the spores to move through water. The zoospores are chemically drawn to the growing roots of young plants and move towards them through the soil water [...] content of the substrate below 70% and ensure good drainage Disinfect recirculating nutrient solutions Increase the distance to the main substrate at the start [...] later the plants wilt irreversibly. In potted plants the flower buds fall off. The side roots rot and very little of the root system survives. On the border

• About Koppert

  Biocontrol is our Nature The answers to many of today’s agricultural and environmental challenges are already out there: in nature itself. At Koppert, [...] explore, understand, and apply these natural solutions in partnership with nature. Using natural enemies to control pests, bumblebees for pollination ,

• Stable fly

  congregate on the legs of livestock to feed, and the population size can be assessed by counting the number of Stomoxys on the animals’ front legs. The flies become [...] depending on the environmental conditions. Larvae can even overwinter in livestock housing. At the end of the third instar, the larvae will move to drier sites [...] Stable flies belong to the genus Stomoxys , Latin for “sharp mouth”; a fitting moniker, as these flies are the only members of the Muscidae family that

• Koppert bumblebee hives: fresh look, trusted quality

  June 19, 2023

  benefit from the latest research findings and solutions. Keeping our finger on the pulse also means listening attentively to growers in the field and actively [...] demands of the bumblebees, the logistic chain, and growers' needs, making sure growers can depend on our solutions for maximum crop pollination. Dedicated [...] Dedicated to quality However long the production process and logistic journey may be, we do everything possible to see that our pollinators reach their destination