Black leg of seedlings

infection is the easy stripping of the skin from the root cortex with a finger nail. Life cycle and appearance of Black leg of seedlings Pythium belongs to [...] and very little of the root system survives. On the border between air and soil or substrate the plant turns brown. A typical symptom of a Pythium infection [...] at the start by using higher substrate blocks for the seedlings In field crops: Avoid the use of fields with inadequate drainage or improve the drainage

Podcast with Tech On Demand: A Biological Approach to Spring IPM, featuring Koppert’s Heidi Doering

Bacterial canker of tomato

usually white with a brown centre. In potato, the disease usually only occurs in the second half of the season. The first symptoms are wilting of the lower leaves [...] leaves and subsequent expansion of the wilt upwards. Cutting the stem at the foot shows whitish ooze with bacteria in the case of C lavibacter infection, but [...] then growing into the vessels of the plant. Plant growth is inhibited and the plant wilts because the xylem vessels become blocked. The bacterium can survive

Downy mildew of Cucurbits

brown. 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 [...] Inside the plant, the pathogens produce haustoria, small organs with which the pathogen can take up nutrients from the living plant cells. The pathogens [...] For most downy mildews, the optimum temperature is around 15 o C and the closer the temperature is to this, the shorter the leaf wetness period that is

Koppert Partners with Nitrasoil in Argentina

Rhyzobug - Ready to deal with armoured scales

combine with other natural enemies like Aphytis melinus Makes it easier to comply with the pesticide backlist in the value chain Reduces the number of pesticide [...] researched the effectiveness of Rhyzobug . As well as the optimal conditions using this natural enemy, making sure you as a grower will reach the best and [...] recognize the damage in an early stage, so you can control the pest on time. For this, we have developed a dedicated page about mealybugs and scales with more

Don Sanchez Fresh innovates with biological control in avocados

fear. 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 [...] them to make the decision to implement this tool in the production of Hass avocado. The result has been an effective and safe control of thrips , crystalline [...] controlled the white mite, a pest that had been a major problem for several berry growers in the region. That was when they learned about Koppert's natural solutions

Spider Mite Control: The Essential Guide

completely covered with webs. The webbing affects the leaves appearance of the crop, which is a high concern in ornamental crops. Natural enemies for spider [...] rapidly. Additionally, the widespread use of chemical control agents has resulted in the spider mite developing resistance to a wide range of pesticides. Identifying [...] removed, the leaf, and eventually the whole plant, may die. Nymphs and adults of spider mites produce webbing in which the mites swarm. With heavy infestations

A dive into organic hop farming and biological crop protection

like the red spider mite. The promising future of organic agriculture For Lukas Locher, the experiences gained from using beneficial insects mark a significant [...] advancement in the toolkit for organic farming. He envisions this approach as a crucial building block for the future of organic agriculture, providing a sustainable [...] in confidence in the ecosystem of his hop farm. These natural enemies contribute to more balanced and targeted pest management, with a specific focus on

Treatment of bumblebee stings and allergies

reduce symptoms. In the rare case of a sting in the mouth or near the throat, specifically the pharynx, the patient should be taken to the hospital immediately; [...] reaction In the event of a fever occurring or a Level 1 reaction, contact a medical provider. The medical provider may choose to keep an eye on the situation [...] venom can develop. The response to a bumblebee sting can differ per incident, and per person. The stinger of a bumblebee or a wasp has no barbs. This means