• Knowing & recognizing

  January 1, 1970

  how they spread in the crop, the damage they can cause, and specific behavioural characteristics. Shop now Koppert - A knowledge company The use of biological [...] edition of Knowing and recognizing also includes new biopesticides and biostimulants that increase the plant’s resilience to stress and help the plant to grow [...] pest’s lifecycle and its many phases, as well as giving you the ability to recognize the pest or disease you are up against by means of detailed illustrations

• Crop Protection

  January 1, 1970

  protection in agriculture Crop protection is the practice of protecting plants against pests, diseases, and harmful influences to ensure healthy growth and reliable [...] can control pests and diseases, minimize pest resistance, and strengthen plant resilience. The key advantages of crop protection are: Easy integration [...] to no residues on crops. This enhances food safety and reduces the risk of pesticide residues in the food chain, addressing consumer concerns about chemical

• Amblydromalus limonicus

  January 1, 1970

  leaves. They are oval, white, and are approximately 0.14 mm in diameter. The larvae have six legs, are the same colour as the eggs, and are only slightly [...] nymphs are larger than the larvae, have eight legs, and are a whitish yellow colour. Adult mites have eight legs, are translucent white in colour, and have [...] elongated body. They are roughly 0.4 mm in length. Males are smaller than females. The mites are very mobile and actively search for food on the underside of leaves

• Beneficial microorganisms

  January 1, 1970

  hosts. The fungi produce spores that attach to the insect's cuticle (outer covering). Once attached, the spores germinate, penetrate the cuticle, and colonize [...] include fungi, bacteria and viruses that naturally occur in environments such as soil, water, and air. These microorganisms are harnessed for pest control [...] anisopliae and Isaria fumosoroseus and the bacterium Bacillus thuringiensis . Beneficial microorganisms for pest control How it works Infection and colonization:

• Western flower thrips

  January 1, 1970

  pupa, and finally the adult insect. The eggs of the western flower thrips (Frankliniella occidentalis) are laid in leaves, flower petals and in the soft [...] Compared to the prepupa, the pupa has longer, more developed wing buds and longer antennae that are curved back over the head. The prepupal and pupal instars [...] ) usually pupate in the ground, although pupae can also be found on leaves, in flowers or in other sheltered places. The prepupal and pupal instars can

• Fusarium spp.

  January 1, 1970

  branch off the tap root. F. oxysporum grows inside the roots towards the foot of the plant and enters the vascular system. Inside the vessels, the fungus produces [...] blocks the xylem and causes the wilting which is the main symptom of this Fusarium species. Higher up in the plant, the microconidia germinate and infect [...] causes foot and/or root rot of the infected host plant, and the disease may manifest as wilting, stunting and chlorosis or lesions on the stem and/or leaves

• Cotton aphid

  January 1, 1970

  including the cucumber mosaic virus. Nymphs and adults extract nutrients from the plant and disturb the balance of growth hormones. As a result, the plant’s [...] if the infestation occurs early enough in the season, the death of young plants. Retarded growth and defoliation reduce yield. Plant sap is rich in sugars [...] honeydew, contaminating fruit and ornamental crops and rendering them unsuitable for market. At the same time, photosynthesis in the leaves is reduced, affecting

• Beet armyworm

  January 1, 1970

  during the day and is active only at night. The forewings are grey-brown suffused with a dark brown or black. The head and thorax are brown and the abdomen [...] caterpillars, the damage can spread to the stems, and in the worst cases to the fruit. This often leads to the entire contents being consumed. In ornamental [...] even black. The colour and pattern of the caterpillars is highly variable and depends partly on the host plant, the stage of development and the climate.

• Damping-off

  January 1, 1970

  irreversibly. In potted plants the flower buds fall off. The side roots rot and very little of the root system survives. On the border between air and soil or [...] enable the spores to move through water. The zoospores are chemically drawn to the growing roots of young plants and move towards them through the soil water [...] lose their turgor or the leaf tips turn yellow, for example in flower bulbs. At first, the plants recover during the night, but later the plants wilt irreversibly

• Onion thrips

  January 1, 1970

  develops in six stages: egg, two larval instars, prepupa, pupa, and finally the adult insect. The eggs of the onion thrips (Thrips tabaci) are laid in leaves [...] petals and in the soft parts of stalks. They are inserted into the plant tissue with a saw-like ovipositor. Larvae are light to yellowish green in colour [...] a large head and bright red eyes. The colour of the adult depends on the food source. Onion thrips (Thrips tabaci) usually pupate in the ground, although