• In Search of the Relationship Between NatuGro and Nitrogen Release

  February 18, 2020

  used in California is not easy to copy to other countries. In the Netherlands, for example, it has not been possible to achieve a similar increase in production [...] Trianum-G Trichoderma harzianum T-22 Trianum-P Trichoderma harzianum T-22 One of the effects of NatuGro is increased absorption of nutrients, including [...] Together with NovaCropControl, Koppert is trying to find an optimum balance in strawberry crops: is it possible to achieve the same levels of production

• Caterpillars: a growth explosion in the life of butterflies and moths

  June 30, 2023

  cocoon may be in a corner where leaves overlap or in other places. The leaf rollers use a leaf to conceal themselves and pupate. Caterpillars don’t always have [...] eggs, often in groups on the leaves or other parts of plants. Some species separate them; some lay a row of eggs, while others deposit them in layers. Every [...] shiny cuticle. A pupa doesn’t eat or move except for a small part of its abdomen. The head, proboscis, wings, and legs develop in the anterior, immobile part

• A turning point in Almeria: how predatory mites helped transform agriculture

  April 16, 2025

  act quickly—test, reproduce, and deliver a solution in time .” Staying ahead in a globalized world In today’s interconnected world, pests travel faster than [...] Back in the late 1990s, the idea of growing vegetables without chemicals in southern Spain seemed almost impossible. “ At that time, there was only one [...] It was effective and efficient, it really saved agriculture in Almeria. ” The switch wasn’t just about replacing chemicals - it was about a mindset shift

• Infestation Levels in Tomato Crops: A Look at the Top Four

  June 6, 2019

  tackle this pest. Rollertraps are also a useful tool in the battle against whitefly: they can help in the capture and removal of adult whitefly. Aphids and [...] – the larvae of moths. In greenhouse-grown and outdoor tomato crops, Tuta absoluta represents a particularly tricky problem. In subtropical regions, species [...] the two-spotted spider mite ( Tetranychus urticae ) that causes most damage in both greenhouse crops and outdoor crops. Fortunately, two-spotted spider mite

• A viable alternative to chemical pesticides: Koppert’s natural enemies effectively control pests in outdoor crops

  August 4, 2023

  protect their crops against pests. First in greenhouses and now also in outdoor crops. The use of natural enemies in agriculture is gaining traction. Improved [...] are also highly effective in combatting pests in outdoor crops, offering a viable and safe alternative to chemical solutions. In recent years, more and more [...] plays an important role in our approach. we test our solutions in demo fields, then we partner with growers to apply our products in their fields. The results

• Target pests of beneficial nematodes in potato & outdoor vegetables

  Others Beneficial nematodes in Potatoes & Outdoor vegetables When to apply Where to apply Targeted pest instar(s) Dose Crioceris asparagi Early summer: [...] can be used to tackle a broad spectrum of pests in top and stone fruits, like apples and peaches, potatoes, and outdoor vegetables as onions, asparagus, [...] tested successfully so far. If a specific pest is not mentioned in this document, it doesn’t necessarily mean it cannot be controlled by nematodes. Koppert

• Tomato

  the Potato aphid ( Macrosiphum euphorbiae ) can cause distorted growth and leaf curling. Aphids can transmit various viruses, such as Potato Virus Y (PVY) [...] tomato plants. Mealybugs In some cases, mealybugs , and in particular the Obscure mealybug ( Pseudococcus viburni ), can be a problem in tomato. These small [...] interferes with photosynthesis. Plant bugs In certain cases, plant bugs can be a concern in tomato crops, in particular the species Nezara viridula, Ne

• Bacterial canker of tomato

  the plants in greenhouse crops and by water in field crops, for example through splashes of rain or irrigation. Both in greenhouses and in the field, spraying [...] d lesions occur, usually white with a brown centre. In potato, the disease usually only occurs in the second half of the season. The first symptoms are [...] Use only tested and certified seed potatoes Apply strict hygiene measures in greenhouse crops: remove infected plants in closed plastic bags, destroy crop

• Tobacco aphid

  nicotianae ) probably evolved from the peach potato aphid in the Far East and is a key pest of tobacco crops in both the United States and South America. [...] tobacco aphid ( Myzus persicae subsp. nicotianae ) is also encountered in a range of crops in greenhouses, such as sweet pepper, aubergine, chrysanthemum, and [...] occurs early enough in the season, the death of young plants. Retarded growth and defoliation reduce yield. Plant sap is rich in sugars, but has a low

• Cucumber

  Horiver ) play a crucial role in monitoring and scouting for plant pests in agriculture and horticulture. Rollertraps are used in case large numbers of whiteflies [...] Integrated Pest Management (IPM) in cucumber crops Integrated pest management ( IPM ) is of importance in cucumber cultivation to ensure the health and [...] species like Cotton aphid ( Aphis gossypii ), Glasshouse potato aphid ( Aulacorthum solani ), Potato aphid ( Macrosiphum euphorbiae ), and Green peach aphid