• Tobacco whitefly

  subtropical countries of the world. The original habitat was probably a tropical or subtropical area, possibly Pakistan. The tobacco whitefly ( Bemisia tabaci [...] stadium develops into a yellow, almost circular so called pupa, in which the red eyes and white wings of the adult are already clearly visible. These pupae

• Citrus mealybug

  extract the sap from the plant, stunting growth and causing deformation and / or yellowing of leaves, sometimes followed by defoliation. The overall effect

• Trianum-P improves open field pepper production in Portugal

  exported to other countries after undergoing different processes such as freezing or cooking. The main vegetable crops for processing in Portugal are: Tomato (14

• Biological crop protection: pest and disease control with minimal to no resistance risks

  June 17, 2025

  Pest or pathogen resistance is increasingly becoming a significant challenge in agriculture worldwide. Resistance happens when a pest or disease builds [...] action. A mode of action is how a crop protection solution controls a pest or disease. For example, if a pesticide blocks only one characteristic of the [...] high population of pests and diseases. The quicker the lifecycle of the pest or pathogen, the higher the likelihood for resistance. Why is biocontrol different

• Stop the spread of Botrytis with NoPath

  March 26, 2025

  That doesn’t mean they won’t germinate at lower or higher temperatures – only more slowly. Little wind or air movement and dark weather promote the germination [...] important to ensure the crop dries quickly after irrigation or spraying by opening the windows or switching on the fans. This ensures sufficient air flow and [...] leads to the death of these cells. Visual effect Progress of disease stops or slows down. For tailored advice and solutions, call us today Speak to a consultant

• Spidex Vital lives up to its promises

  recommendations for use nearer the time. We may need to apply it more often or release greater numbers...we shall see.’ A more robust system Based on his

• Grower Koen - Embracing biological crop protection in agriculture

  still the most important for him, regardless of whether they are traditional or organic. He appreciates the close collaboration with Koppert, which is crucial

• Botrytis: Ten must-knows

  March 26, 2025

  fungus survives on plant parts, bulbs, or in the ground. The spores of the fungus germinate in moist environments or at very high humidity (> 93%). Even moisture [...] exactly what the fungus looks like: grey powder on leaves, flowers, fruit or the stem. The fungus penetrates the plant cells with a pollen tube, kills

• Managing Caterpillar infestations in your greenhouse

  October 11, 2018

  flowers or entirely consume seedlings, young shoots and buds. Caterpillars are voracious feeders and can severely retard the growth of young plants or reduce [...] from entering the greenhouse. In addition, repair any holes or damage in the plastic walls and/or roof material and use clean planting material and plants [...] management practices. Damage Caterpillars are the larval stage of a butterfly or moth. Characteristically, they have biting mouthparts, and a large number

• Top diseases in roses - Powdery Mildew

  February 17, 2023

  than a few hours. Powdery mildew spores, either ascospores or conidia, don’t need nutrients or water for germination. In general, the development rate of [...] most crops, the white colonies later turn brown or grey. Severely affected leaves may turn yellow, curl up or drop off. How to manage Powdery mildew Use resistant [...] barely survive in the absence of a living crop. They survive as ascospores or perithecia, structures containing ascospores. Fungal spores germinate on the