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

  May 7, 2024

  order for the sachet to continue producing to sustain this cycle of life, the humidity must be high enough for the yeast to continue to grow on the bran. What [...] 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 [...] sachets. In 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

• 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

• 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

• 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 [...] discolouration of the vessel tissue appears, especially when cutting the tubers. This discolouration is round, hence the name ring rot. Life cycle and appearance [...] 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

• Treatment of bumblebee stings and allergies

  epinephrine into the thigh in the case of a sting. Tests and treatments are available at the Allergology department of the RdGG (Dr de Groot) at the Diakonessehuis [...] Treating an allergic reaction In the event of a fever occurring or a grade 1 reaction, contact a GP. The decision can be made to keep an eye on the situation [...] 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

• 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 [...] quick glance. Both eat roughly the same number of thrips larvae per day and have similar life cycles, where they differ is how quickly they can reproduce [...] (Frankliniella intonsa) all of which can be controlled by predatory mites . The primary predatory mites for the control of thrips are Swirski (Amblyseiulus

• Municipality Venray: biological control of oak processionary caterpillars

  In the Municipality of Venray a third of the tree stock in the area, some 11,000 trees, is oak. ‘We’ve been using Koppert’s nematode product Entonem as [...] positive. ‘The trees that we have treated have been 90% cleared. What is interesting is that avenues running east to west are typically free of oak processionary [...] for the Municipality of Venray. ‘We use nematodes at locations in outlying areas where there might be protected species of butterfly and moth. The major

• Predatory mite pioneers: A journey of biocontrol innovations

  October 21, 2024

  technologies like the Airobug.” Lifting barriers The Airobug is one of Koppert's air blowing systems for the efficient and even distribution of natural enemies [...] control , as the mites are able to reach the pest faster.” An innovation toolbox Since 2006, Koppert has accelerated the introduction of new solutions [...] different growing conditions. When speed is of the essence, we rely on this toolbox of solutions. By choosing the right combination, we can respond much

• The Swirski-Mite Revolution: A Game-Changer in Pest Control

  October 21, 2024

  and which once again boosted the popularity of the predatory mite. The fact that the sachet is industrially compostable is a further advantage for users [...] this is one less thing to worry about.’ A bullseye The introduction of Amblyseius swirskii marked a huge step forward in the combined control of the major [...] Swirski-Mite is so popular should not surprise you,’ says Tim Bossinga. The Product Manager has taken his time to point out what the power of Swirski-Mite

• The Ultimate Guide to Fungus Gnats (Sciarid Fly) and Shore Fly Control

  July 4, 2024

  are laid singly on the surface of algae, and pupation occurs at the edge of algae mats. They do not damage the plant directly. The pupae are brown to dark [...] fungi in the medium. Note: Larvae inhabit the top 2-3 inches of growing medium and can be found anywhere on the surface, sides, and bottom of growing media [...] species of Shore Fly found in Canadian growing facilities is Scatella stagnalis. Shore Fly are one of the most resistance species of pests to insecticides