• Black leg of seedlings

  symptom of a Pythium 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 [...] plants the flower buds fall off. The side roots rot and very little of the root system survives. On the border between air and soil or substrate the plant [...] especially dehydration. Germination of the oospores is stimulated by exudates from roots of a susceptible host nearby. The oospores germinate and form so-called

• A turning point in Almeria: how predatory mites helped transform agriculture

  May 19, 2025

  mission is to provide real, reliable solutions—not just for today, but for the future. ” Finding balance At the heart of it all is the idea of balance [...] control was only for the high-tech greenhouses in the north of Europe. Not for us. ” But things changed. And Koppert was at the heart of that transformation [...] innovation that keep growers ahead of the game ’. The crisis that changed everything The turning point came during the 2006-2007 season. Supermarkets across

• Black rot of carrots

  rot of carrots Black rot of carrots ( Alternaria radicina ) is a seed-transferred carrot disease. The seeds are the main source of primary infection and [...] spores surviving in the soil are the main source of infection. Especially wheat and barley reduce the number of surviving conidia in the soil. Use resistant [...] cause primary infection of the leaves. Survival can be several years, in the case of black rot of carrots ( Alternaria radicina ) up to 8 years. Damage symptoms

• Bacterial canker of tomato

  potato, the disease usually only occurs in the second half of the season. The first symptoms are wilting of the lower leaves and subsequent expansion of the [...] 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 [...] upwards. Cutting the stem at the foot shows whitish ooze with bacteria in the case of C lavibacter infection, but other than that the disease is difficult to

• Root rot of carrot

  to annual crops. As far as is known, Daucus carota (carrot) is the only host plant of the fungus. How to prevent root rot of carrot Studies have shown that [...] dark brown to black lesions of various shapes. The lesions can merge and eventually cover the entire surface of the carrot. The affected areas are firm, shallow [...] During humid spells the surviving plants exhibit by necrotic leaf spots Life cycle and appearance of Root rot of carrots The fungus of R. carotae has delicate

• Plus, Ulti-Mite or LD. Which Sachet is Best for You?

  May 7, 2024

  What is the difference between each type of sachet and which one is the best choice for your crop? Ulti-Mite sachets are the best choice in: Low relative [...] order to understand which sachet is the best choice for you it is important to first understand what is in a sachet and how they work. Most will act as i [...] this is our Boost sachets. How do Breeding Sachets Work? Each breeding sachet consists of: bran a select type of bran yeast one or more types of bran mites

• Six Ways to Identify the Cannabis Aphid

  May 24, 2024

  to their dependency on the aphid species. The majority of all aphid samples brought to us from indoor cannabis crops is either the Cannabis Aphid ( Phorodon [...] One common mistake that often arises is the misidentification of aphid species. Correctly identifying aphids is critical when treating a crop with natural [...] (antennal tubercles) at the base of each antenna. These can be visible with a 10x hand lens and good lighting. 4. Bulbous (swollen) hairs on the horn like projections

• Treatment of bumblebee stings and allergies

  you and is used to inject epinephrine into the thigh in the case of a sting. Tests and treatments are available at the Allergology department of the RdGG [...] stinger, as is the case with honeybees and wasps. Drones cannot sting. The stinger is a weapon for defence. When a bee stings, some venom is injected into [...] tears loose from the abdomen, taking the venom gland with it. How to prevent bumblebee stings? Bumblebees rarely sting. The chance of being stung by a

• Get Rid of Thrips Naturally Using Predator Mites!

  May 21, 2024

  stage of thrips. These are tiny beige coloured larvae that hatch from the egg in the leaf or flower. This is key to understand as the later stages of the [...] (Frankliniella intonsa) all of which can be controlled by predatory mites . The primary predatory mites for the control of thrips are Swirski (Amblyseiulus [...] Canada. One of the most important things to keep in mind when using predatory mites for thrips control is that they primarily feed on the first larval

• A life rooted in agriculture: transforming the future with Koppert

  January 14, 2025

  a cornerstone of existence. "The colours, the flavours, the aromas—everything fills you." Whether it was plucking figs from trees by the river or savouring [...] y—a connection to the earth that left an indelible mark. Koppert: pioneering change in crop protection "Agriculture is the basis of everything," Antonio [...] more and more sustainably and at the same time help them ensuring a good yield with quality produce is motivating his team of consultants every day. “I’m convinced