• FAQ Nematodes

  nematodes. The entomopathogenic nematodes are natural enemies of a lot of insects. Are all nematode species harmless? No. Plant pathogenic nematodes cause [...] nematodes belong to the group of saprophytes. These nematodes are harmless and live of dead organic matter to provide a rich soil life. How do entomopathogenic [...] certainly not outside a host. Only if the nematode is in the host and the temperature is not too low is there a small chance that the nematodes can overwinter

• Cookie Statement

  consent, we will use a cookie on your computer and the banner will no longer appear as long as the cookie is active. After the end of the cookie’s service [...] our website. A cookie is a small text file that is stored on your computer by your browser when you visit the website. The main function of cookies is to [...] distinguish one user from the other. Your browser sends us the information stored the next time you visit our site. The use of cookies is secure. They do

• Caterpillars

  more about What are caterpillars? Caterpillars are the larvae of butterflies and moths. Butterflies and moths form the order Lepidoptera, a very large [...] large group with more than 150,000 species, that are easily distinguishable from other insects. Many of the butterfly species that are active during the day [...] moths), which is the largest of all lepidopteran families. Most adults of this family are nocturnal. The caterpillars mostly pupate in the ground. Another

• Spider mites and other mites

  more about What are mites? Plant mites are a diverse group of small arthropods that feed on plant sap. They are found in a wide variety of habitats, from [...] and the availability of food. Here's an overview of the life cycle of plant mites: Egg: The life cycle begins with the female mite laying eggs. The eggs [...] eggs are usually spherical and laid on the underside of leaves or on other parts of the plant. The number of eggs laid by a single female can vary, and they

• Beetles

  more about What are beetles? Beetles belong to the order Coleoptera, a well-known group of insects that are easily recognizable on account of their hard [...] species, Coleoptera is the largest of all insect orders and displays an enormous variety of form, size and habit. A number of species are a serious pest in crops [...] mostly feed on the same food as the adults. The pupae do not make a cocoon and will already display many similarities with the adults. The adult beetles

• Aphids

  found in a variety of habitats throughout the world. Aphids form a single, very large group of insects: the super- family Aphidoidea, belonging to the order [...] several ways, and the damage can vary depending on the species of aphid and the type of plant being attacked. The following are common signs of aphid damage: [...] more about What are aphids? Aphids are small, soft-bodied insects that belong to the superfamily Aphidoidea. There are over 4,000 species of aphids that

• Tomato russet mite

  parts: the head with the mouthparts, and the rest of the body. All mobile stages have only two pairs of legs, whereas other mite groups have four pairs [...] Damage is caused by the mites sucking out the contents of plant cells. Affected leaves are slightly curled and acquire a silvery sheen on the underside. Later [...] out quickly. The damage is first seen on the lower part of the plant and moves upwards as the mites ascend. Life cycle and appearance of tomato russet

• Knowing & recognizing

  giving you the ability to recognize the pest or disease you are up against by means of detailed illustrations and close-up photographs. The knowledge gained [...] photographs, and dozens of illustrations of the most prevalent pests, diseases and their natural enemies. This book provides the reader with the necessary information [...] characteristics. Shop now Koppert - A knowledge company The use of biological control is not a simple process, it has become a complex system in which many aspects

• Beneficial nematodes

  What are nematodes? Nematodes, commonly referred to as roundworms, are a diverse group of worms belonging to the phylum Nematoda. Nematodes are characterized [...] beneficial nematodes, are a group of parasitic nematodes that have a unique relationship with insects. These nematodes are natural predators of various insects [...] within a few days. The host becomes immobile and eventually dies due to the bacterial infection. Feeding and reproduction: The nematodes feed on the multiplying

• Tobacco aphid

  although they are also capable of dispersing through the crop by walking. The tobacco aphid tends to form denser colonies, closer to the top of the plant, than [...] from the plant and disturb the balance of growth hormones. As a result, the plant’s growth is retarded giving rise to deformed leaves or, if the infestation [...] General The tobacco aphid ( Myzus persicae subsp. nicotianae ) probably evolved from the peach potato aphid in the Far East and is a key pest of tobacco