• Free Webinar series; Implementing Plant Empowerment

  May 19, 2020

  four webinars. Participants will learn how to implement the basic principles of Plant Empowerment. They also learn how to grow crops in a sustainable way by [...] worldwide, where growers can learn how to implement this cultivation method to optimize their production. The workshops are well attended. Various events were [...] lighting. We start on Wednesday, June 3 rd , 2020 at 9am and 3pm – Dutch time (Eastern Time Zone 3am and 9am. The following dates are; June 10, 17 and 24

• Fusarium wilt

  the leaves turn yellow and wilt, mostly on one side of the plant. Finally, the whole plant wilts. Other symptoms are brown discolouration of the xylem vessels [...] Fusarium oxysporum has many different formae speciales which are each selectively pathogenic on a limited number of crops. Even within one crop, different [...] plant and spreads upwards inside the plants. The other species are dispersed upwards on the outside of the plant. Most Fusarium species only make asexual

• Pepino mosaic virus

  worldwide. Due to its rapid spread and impact on fruit quality, effective prevention and management are critical for maintaining yield and marketability [...] (PepMV) Symptoms can vary depending on the strain, environmental conditions, and tomato variety, but common signs include: On leaves Mosaic or mottled patterns [...] chlorosis On fruits Marbling or uneven ripening Yellow or orange discoloration Necrotic streaks or spotting Reduced fruit quality and market value On plants

• Crazy roots, hairy roots, crown gall

  galls on the stems, which are first white and later turn brown. Only Rhizobium radiobacter causes galls and tumours on underground plant parts and on the [...] takes place via wounds. After infection, galls are formed which break open, releasing many bacteria. These are dispersed by rain and wind and by humans and [...] General Rhizobium bacteria are soil bacteria that fix nitrogen after becoming established inside root nodules of legumes. Additionally, pathogenic Agr

• Frequently Asked Questions

  August 5, 2021

  that they are placed on opposite ends of the crop. Q: How many bees are in a bumblebee hive? A: There are on average 250 bees in each hive. Q: How many hives [...] the bees are able to calm down from their shipping and handling, enabling the bumblebees to perform their correct orientation flights. Q: How do I close [...] door to the entrance-only position. Do this prior to sunrise when the bees are not active. Leave the hive doors in this position for a few hours following

• What is Biological Control?

  September 15, 2020

  organisms are introduced in areas where they are not native, this balance is easily disturbed because there are either no natural enemies, or they are not effective [...] It is based on an existing principle in nature: most organisms have one or more natural enemies by which populations of an organism are regulated, maintaining [...] pesticides were sprayed before people became aware of the adverse effects on both their health and the environment. It was in the late sixties that Dutch

• Spidex Vital Go: the ultimate multi-hotspot performer

  March 31, 2025

  for growers. Born to fight Spidex Vital Go predatory mites are born to fight. As they feed on spider mites , their color changes to a distinctive red-orange [...] offering a visible sign of their efficacy. For more information on Spidex Vital Go and how it can enhance your integrated pest management strategy, please [...] forward with the launch of Spidex Vital Go , developed by Koppert. Building on decades of expertise, Spidex Vital Go offers growers a new, accessible, and

• Pollination checklist outdoor

  d number of hives is dependent on the crop and the presence of other pollinating insects. Bumblebees and honeybees are able to complement each other's [...] bumblebees during the flowering period. For instance, position the hive on a crate or on a stack of stones. Flowering weeds may be visited by bumblebees in [...] with your advisor. Consult the list of side effects, on paper or via the Internet . This list states how each product can be integrated with the use of bumblebees

• Hop

  They are a vigorous grower with the ability to extend up to 20 inches a week, and even 50 ft tall in one season. They are typically trained on strings [...] flowering plants in the family Cannabaceae. Hops are the female flowers (seed cones, strobiles) of the plant and are considered the main flavor ingredient in making [...] for flavoring have dictated how long these plants stay in the ground. They emerge each year towards the end of Spring and are harvested near the end of Summer

• 6 Steps for a Successful Mealybug Biological Program

  March 19, 2024

  effects on natural enemies. Our side effects app tells you how harmful different pesticides are. Find out which pesticides have side effects on our products [...] mealybugs, are becoming increasingly difficult to control in grapes. With chemical restrictions increasing and consumer demands shifting, many growers are turning [...] releases. If you are new to the world of beneficial insects, then review the steps below to help you start your biological program off on the right foot: