• Nematodes significantly reduce Tuta larvae

  larvae in his crop. ‘This is the first year we have applied Steinernema feltiae and after the first cycle of three nematode treatments, we saw a reduction [...] greenhouses in the ‘90s for growing tomatoes using innovative production techniques. ‘Today, this allows us to offer a consistent quality that is safe and [...] continues. ‘It is better to use them when the larvae are small in order to maximize their effect. When the moment comes, we apply them 3 times at a 5-day interval

• Six Ways to Identify the Cannabis Aphid

  May 24, 2024

  will range from a cream color to pale yellow during a long photoperiod (long day length) and will change to a light green or brown during a shortened photoperiod [...] mistake that often arises is the misidentification of aphid species. Correctly identifying aphids is critical when treating a crop with natural enemies [...] Aphid: 1. For ID purposes, it’s crucial to use wingless adults for identification. Winged adults and nymphs don’t always display defining characteristics

• Harnessing the Power of Parasitic Wasps

  March 21, 2024

  A Guide to Efficient Whitefly Management in Greenhouse and Ornamental Crops Whiteflies are common pests in greenhouse, ornamental, and agricultural settings [...] water. As a result, the plant can become stunted and exhibit symptoms of nutrient deficiency, which reduces plant defenses causing a decrease in crop quality [...] pest. Parasitism-Based Control Parasitism is a biological control method that involves using natural predators, in this case parasitic wasps , to control

• Spotted Wing Drosophila

  SWD females by a large dark spot on each wing, where their common name is derived from. Females have a strong saw-like ovipositor that is used to penetrate [...] the start of its invasion in 2008/2009, the spotted wing drosophila, which is originally from Asia, has spread extensively in North and South America and [...] and appearance of Spotted wing drosophila Adult spotted-wing drosophila are small, 2-3 mm in lengthg, and have a wingspan of 6-8 mm. Males are smaller than

• Potato/tomato psyllid

  Overview It is a pest of huge economic importance, which initially affected potatoes and in recent years has become a problem for other Solanaceae crops [...] Liberibacter is considered a quarantine pest. Damage symptoms The main direct damage, caused by potato psyllid nymphs when feeding, is known as ‘psyllid [...] and there are no ‘solutions’ or ‘cures’ for the problems caused. Psyllids spread purple-top disease in potatoes and permanent yellowing disease in tomatoes

• Leaf miners

  the family Agromyzidae. This is a family of small flies whose larvae tunnel into the leaves of plants, creating ‘mines’. There are many species of leaf miner [...] species that cause damage in horticultural crops are mostly polyphagous; that is, they feed on many crops. However, this is not universal among the Agromyzidae [...] to burning in fruit such as tomato and melon. Loss of leaves also reduces yield. In full-grown plants of fruiting vegetable crops, however, a considerable

• Better insights and digital advice with Natutec Scout

  two whitefly per square metre or a few thrips in your plant, there is little to be concerned about – and little sense in the software reporting these kinds [...] level of infestation and can see at a glance whether or not the natural enemies are keeping things under control. There is intensive remote contact with the [...] exceeds the threshold, it’s a signal to the grower that he needs to take action. This is how Barry Enthoven of Lema Tomaten in Naaldwijk, the Netherlands

• Phytoseiulus persimilis

  outbreak is quickly and effectively dealt with, but the disadvantage is that it disappears rapidly in the absence of suitable prey. When prey is in short [...] deutonymph and adult, except for the resting period in the larval and nymphal stages. On plants, the oval eggs are usually deposited close to, or in a spider mite [...] deutonymphal and adult stages the mites feed almost continuously. Protonymphs and deutonymphs are similar to the adults in appearance, but smaller in size. Best

• Cryptolaemus montrouzieri

  montrouzieri is a species of beetle belonging to the family Coccinellidae. The beneficial insect is a small but highly effective predator in biological pest [...] can disperse over a large area in search of prey. Although Cryptolaemus montrouzieri prefers mealybugs, this species is known to be a polyphagous predator [...] surface. Adult stage: Adult Cryptolaemus montrouzieri are small beetles with a dark brown or black coloration and measure around 4 millimetres in length

• About Koppert

  Biocontrol is our Nature The answers to many of today’s agricultural and environmental challenges are already out there: in nature itself. At Koppert, [...] we explore, understand, and apply these natural solutions in partnership with nature. Using natural enemies to control pests, bumblebees for pollination