• Black rot of carrots

  Species may differ in specific symptoms. Life cycle and appearance of Black rot of carrots Black rot of carrots ( Alternaria radicina ) is a seed-transferred [...] stage in all Alternaria species is the asexual stage. Conidia and mycelium overwinter in the soil and on crop residues and cause primary infection of the [...] Survival can be several years, in the case of black rot of carrots ( Alternaria radicina ) up to 8 years. Damage symptoms Black rot of carrots ( Alternaria radicina

• Maximize pollination in tomato

  g and visibility of hives To facilitate effective communication between bumblebees and humans, it is crucial to position the hive in a visible location [...] more than three 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 [...] the power of commercial bumblebees can be a game-changer. Bumblebees are efficient and reliable pollinators, and when used strategically in combination

• Optimal placement of bumblebee hives

  day. In case of insufficient shade, additional measures should be taken, especially in autumn when the Wireless Beehome System is closed. In times of high [...] Correct placement of hives The right placement of bumblebee hives can significantly enhance the pollination efficiency of bumblebees. The following steps [...] the productivity of bumblebees: To ensure successful communication between bumblebees and humans, it is crucial to position the hives in visible locations

• Harnessing the Power of Parasitic Wasps

  March 21, 2024

  add a second line of sticky tape or traps placed in between the crop. This is because unlike the greenhouse whitefly , all stages of Bemisia are found [...] can become stunted and exhibit symptoms of nutrient deficiency, which reduces plant defenses causing a decrease in crop quality (economic losses). Secreting [...] provide a buffer for a variety of situations, making them suitable for a range of temperature and pressure conditions. Timing of Introduction: Determine whether

• Treatment of bumblebee stings and allergies

  to the site. In addition, a number of anti-itch ointments are available (e.g. containing diethyl-m-toluamide). In the rare case of a sting in the mouth or [...] reactions only occur when the victim is stung dozens of times in a brief period. General allergic reactions can occur in the nervous or circulatory system [...] reaction, hyperventilation, perhaps as a result of shock, may also cause loss of consciousness. In such cases it is also necessary to call the emergency medical

• Trianum effectively controls Pythium in cucumber

  two grams of Trianium-G on each mat before putting out the new plants in ‘duo’ pots (two plants in one rockwool cube). He decided to do this in response [...] to Pythium. ‘My crop gets 20 hours of light a day, which means it requires a lot of water. That larger quantity of water makes the plant more susceptible [...] Trianum, levels of Phythium have decreased dramatically. Up until 2019, there was a lot of damage and loss of production at the end of cultivation. Whole

• 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 [...] be protected species of butterfly and moth. The major benefit of Entonem is that nematodes kill fewer other caterpillars , which means they are less harmful [...] nests. It is possible that there has been more drift during spraying in those places, which means that the nematodes are more easily blown away. In some cases

• Amazone Plants continues the path of organic cultivation

  proportion of the growing plants. In the end, everything more or less turned out fine – the plants in 12 cm pots were sold in 14 cm pots in the summer [...] there is always a strong population in the greenhouse crop and control of the thrips is maintained at the right level. The method works fine in this automated [...] product of natural origin, such as Mycotal , twice a year, in the spring and in the autumn. Wim van der Meer explains, ‘Koppert is involved in a trial

• Nematodes established solution for Nesidiocoris in France

  Nesidiocoris showing up in crops from February onwards, which is really early. Nesidiocoris tenuis is a bug that has been a problem in France for a good 10 [...] backpack sprayer directed at the head of the plant in a very localized way, and also the treatment robot, which is used by blocking the lower nozzles so [...] Macrolophus . Capsanem is a valuable ally!’ Audrey Vignaud is Koppert’s technical head of the consultant for the South East Region of France: ‘We recommended

• How to protect bumblebees in cold

  tips to ensure bumblebee colonies thrive in low temperatures: Warmth is key Place the hives in the warmest part of the tunnel/greenhouse, ensuring they catch [...] during such conditions to avoid damage Keep in mind that the impact of climate on pollination and colony quality is also time-sensitive. The longer unfavorable [...] pollination in greenhouses In tunnels or greenhouses, the morning temperature needs to rise quickly to reach the minimum 24-hour temperature of 15 ºC for