Pepino mosaic virus

can be observed. In Europe, the Chilean strain (CH2) is dominant and present in 90% of the infections. If more strains are found in case of infection [...] which strain – that causes the infection is one them. The moment in the crop cycle when the infection takes place is another factor that might have an important [...] of the damage caused by PepMV is, that it is very intense for a few weeks and then disappears to eventually return later in the season. This means that damage

Root rot of carrot

features hence is not easy to place it at the generic level. Årsvoll was the first to identify and describe the fungus in Norway, in 1965. An infection [...] n of this disease in the rather acidic soils (of southwestern Norway). Spore germination was inhibited in nonsterile soil but not in similar soil that [...] overwinter in cold regions. Inoculum can survive in perennial (umbelliferous) weeds or alternate hosts and transfer to annual crops. As far as is known, Daucus

Fusarium spp.

The rot is dark and wet at first. The lesions are irregular and sharp-edged. In cavities, pink sporulation becomes visible. Fusarium solani is a complex [...] also produce ascospores. In general, the life cycle of different Fusarium species is similar. Fusarium overwinters for many years in the soil, and on crop [...] substrate in greenhouse crops Disinfect tools, machinery and irrigation water in greenhouses Prevent plant stress Ensure that soil drainage is adequate

Leaf miners

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 [...] species in this family, only eleven are truly polyphagous. The species that cause most damage all belong to the genus Liriomyza and are very common in temperate [...] direct damage is caused by the larvae mining the leaf tissue which can lead to desiccation, premature leaf-fall and cosmetic damage. In (sub)tropical areas

Aphelinus abdominalis

s The parasitic wasp is available in a bottle ( Aphilin ). Release mummies near infested plants, because Aphelinus abdominalis is not very mobile Spread [...] Aphelinus abdominalis is a parasitic wasp for the biological control of various aphid species. The parasitic wasp Aphelinus abdominalis is used for the biological [...] enemy Aphelinus abdominalis is available at Koppert as Aphilin . Aphelinus abdominalus products Aphilin Expand all items How to use Aphelinus abdominalis

Akanthomyces muscarius

m muscarium ) is a species of beneficial fungi commonly used in biological pest control . This fungus is known for its effectiveness in controlling various [...] whitefly , thrips and aphids in vegetables, ornamentals , nursery trees and soft fruit in protected cultivation. Mycotal is safe and easy to use and can [...] spraying equipment. It is compatible in the tank mix with a wide range of other plant protection products, making it easy to integrate in your current spraying

Mycotal your natural partner for whitefly control

generation Mycotal is now available in all countries where the product is registered. Protect your crop when temperatures drop Even in the midst of winter [...] winter, pests can be present in your greenhouse. Although the pest reproduction might be low in in colder conditions, or the pest may be inactive, they will [...] Several trials are showing that Mycotal is already active, growing and effective from 8 °C, which is unique. Mycotal in colder temperatures

Aphidius ervi

Aphidius ervi is available in a bottle ( Ervipar ). Spread the material on rock wool slabs or in Diboxes Make sure the material remains dry and is not moved [...] Aphidius ervi Aphidius ervi is a very dark aphid parasitoid. The waist is entirely black, without striping. As it can develop in large aphid species they [...] the parasitic wasp Aphidius ervi Aphidius ervi is a parasitic wasp species that plays a significant role in biological control of aphids . The natural enemy

Pollination checklist outdoor

honeybees. This is necessary because the honeybees may be attracted by the sugar water in the bumblebee hive, particularly if the main crop is not yet flowering [...] Koppert's bumblebees ensure natural pollination in both indoor and outdoor crops. Good pollination in outdoor crops can be achieved by following the r [...] direct sunlight, particularly in warm periods. Provide the hive with sufficient shade, for example by positioning it in the shadow of the crop. Ensure

Broad mite

General The broad mite (Polyphagotarsonemus latus) occurs in the tropics and in greenhouses in temperate regions. The broad mite (Polyphagotarsonemus latus) [...] network on the leaves. In case of a more serious infestation, this network becomes so dense that there is no more green tissue visible. In most cases, the main [...] of legs in both males and females is different to the others and not used for walking. After moulting to the third larval stage the larvae stay in their