• Anagyrus vladimiri

  effective control of the mealybugs . Behaviour of the parasitic wasp Anagyrus vladimiri The female Anagyrus vladimiri lays its eggs inside the body of the mealybug [...] eventually leading to the death of the host. Anagyrus vladimiri also engages in host feeding, where the adult female wasp feeds on the body fluids of its mealybug [...] lateral margins of the host. Oviposition generally lasts about 15-40 seconds. The larva of the parasitic wasp completely consumes the contents of the mealybug

• Sized for Success: Introducing the 125k Entomite-M for Cost-Efficient IPM!

  November 30, 2023

  are the undisputed heavyweight champs of cleanup for Fungus Gnat blow-ups, they leave a bit to be desired in terms of longevity in the growing media and require [...] long term to provide a stable layer of protection in many different crop production systems. For best results with Entomite-M , make sure to introduce [...] beachhead. Also – keep moisture in mind with respect to how long they'll last in your growing medium. At the end of the day, they aren't great swimmers and don't

• WARNING: Bumblebees – Keep them Cool this Summer!

  July 2, 2019

  in the picture to the right. Following the same principle of a shade structure a grower can make one of his own. Our recommendation is to take two pallets [...] problem,’ Huvermann explains. ‘All that growers worldwide need to do is to take account of their local conditions and make sure the temperature is such that [...] from the heat. Therefore, it is important to ensure proper steps are taken by the grower to help the bumblebees to stay cool. When bumblebee hives are kept

• Effective Biological Control: Keep a Close Eye on Everything

  April 9, 2019

  example, are easy to identify. In the case of crop wilting, it is more difficult to determine the culprit, as there can be various causes. And to diagnose a bacterial [...] systematically keeping track of how the situation is developing – is therefore crucial. In fact, this is the cornerstone of effective biological control [...] necessity in order to recognize and ‘identify’ them. Where should you look to find insects? This varies by crop and by pest. Sometimes you need to focus on the

• Thripex with More Punch - Now Available in Bulk

  January 8, 2019

  measures to control thrips are losing ground, increasing the need to work with predatory mites ,’ says Product Manager Tim Bossinga. ‘In response to this demand [...] in the crop and can control different types of thrips by consuming the eggs and the first larval stage of the pest. This predatory mite also has an effect [...] mites per square metre, Koppert now has a product with a higher concentration of predatory mites in a greater volume with less carrier material. This not only

• Broad mite

  look similar to the damage caused by viruses. The typical pattern of damage consists of malformation and distortion of the above-ground growth of the plant [...] tends to cause the leaf to turn brown and curl up. A typical indication of an attack of broad mite ( Polyphagotarsonemus latus ), is the appearance of dark [...] problem, as they are unable to overwinter. Mites belonging to the family of tarsonemids ( Tarsonemidae ) display a greater diversity of feeding habits than any

• Encarsia formosa

  temperatures it may be better to switch to the use of Enermix or Ercal . Consult a Koppert advisor or a recognized distributor of Koppert products for advice [...] larvae feed on the internal tissues of the host, leading to its death and thereby contributing to the reduction of whitefly numbers. Encarsia formosa is [...] approximately 75 cm under the plant head Avoid to hang cards at places exposed to direct sunlight The dosage of En-Strip or Enermix depends on climate, crop

• Dibox

  When to use Dibox Use a Dibox for the application of biological products when it is necessary to apply close to a hotspot. This mainly counts for parasitic [...] available in sachets. How to use Dibox Application Fold out the Diboxes Pour the material into the Diboxes Hang the Diboxes close to or at a hotspot Best [...] Dibox Depending on humidity the Diboxes can be used for multiple introductions of the natural enemies.

• Bacterial wilt, brown rot

  very wide range of potential host plants. Damage symptoms In potato, field symptoms of Ralstonia solanacearum are wilting and yellowing of leaves and stunted [...] it is tuber-borne. Spread from plant to plant results from bacteria moving from the roots of infected plants to neighbouring plants. The bacteria can [...] conditions are more favourable. This makes it more difficult to recognize infected fields. How to prevent Bacterial wilt, brown rot Use disease free propagation

• Grey mould

  fuckeliana / Botrytis cinerea ) is part of the foot rot complex, which causes rotting of the foot and may cause death of the plants. In cucumber and tomato [...] plants, the cuttings die due to carry-over infection from infected parent plants. Life cycle and appearance of Grey mould Spores of grey mould ( Botryotinia [...] weakened or damaged plants. How to prevent Grey mould Make sure the crop grows regularly with not too much vegetative growth, in order to maintain a microclimate