• Limonica: breakthrough in large-scale production of a complex predatory mite

  October 6, 2025

  production, they reviewed the entire process, from the type and quantity of feed to the composition of the rearing medium and the design of new production lines [...] apart is its deep-rooted expertise in the production of natural enemies, built up since its foundation in 1967. “Those years of experience form the basis [...] integrated crop protection Marjon is confident about the future of Limonica . “We have cracked the code. The rearing is good, the volumes are adjustable, and

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

  July 4, 2024

  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 [...] all stages of Fungus Gnats and Shore Fly that live in the soil. Stratiolaelaps is typically applied once at start of crop and reproduces in the medium throughout [...] 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

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

  May 7, 2024

  grow on the bran. 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 [...] sachets LD 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 [...] mites the predator mite In this system, the yeast grows on the bran acting as a food source for the bran mites, which in turn acts as a food source for

• Root rot of carrot

  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 [...] features hence is not easy to place it at the generic level. Årsvoll was the first to identify and describe the fungus in Norway, in 1965. An infection [...] conditions may explain the concentration of this disease in the rather acidic soils (of southwestern Norway). Spore germination was inhibited in nonsterile soil

• Bacterial canker of tomato

  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 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 other [...] tools. The bacteria infect the new plants by entering through wounds and then growing into the vessels of the plant. Plant growth is inhibited and the plant

• Maximize pollination in tomato

  grasp onto the flower and generate vibrations, aiding in the transfer of pollen. Within one to four hours, the bumblebee's jaw imprints on the flower, commonly [...] hives together. It is important to position the hives in such a way that the hive exits point in different directions, away from the crop. This arrangement [...] pollinated. Pollination should occur before the flower closes. The duration of flower openness varies between one to three days, depending on environmental

• Optimal placement of bumblebee hives

  seasons, it is advisable to position the hives at a height of 20 – 60 cm above the ground on the south side of the path. This location ensures that the hives [...] Correct placement of hives The right placement of bumblebee hives can significantly enhance the pollination efficiency of bumblebees. The following steps [...] throughout the day. In case of insufficient shade, additional measures should be taken, especially in autumn when the Wireless Beehome System is closed. In times

• Black leg of seedlings

  soil or substrate the plant turns brown. A typical symptom of a Pythium infection is the easy stripping of the skin from the root cortex with a finger nail [...] irreversibly. In potted 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 [...] 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

• 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 [...] around 15 o C and the closer the temperature is to this, the shorter the leaf wetness period that is required. Inside the plant, the pathogens produce haustoria [...] through the stomata or directly by penetrating the cuticula. For germination free water is required. For most downy mildews, the optimum temperature is around

• Black rot of carrots

  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 [...] General The only known stage in all Alternaria species is the asexual stage. Conidia and mycelium overwinter in the soil and on crop residues and cause [...] 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