Onion thrips

General The onion thrips (Thrips tabaci) is distributed throughout the world. It is found outdoors on many plants and particularly damaging on onions, [...] are inserted into the plant tissue with a saw-like ovipositor. Larvae are light to yellowish green in colour, with a large head and bright red eyes. The colour [...] the plant is reduced by loss of chlorophyll. When infestations become serious the leaves themselves can shrivel. Onion thrips (Thrips tabaci) is found mostly

Two-spotted spider mite

General Two-spotted spider mite ( Tetranychus urticae ) is a pest of many crops throughout the world. Despite their small size, they are capable of very [...] are major crop pests. The two-spotted spider mite ( Tetranychus urticae ) is by far the most important species in greenhouses and many outdoor crops. Damage [...] growth. As damage increases, whole leaves turn yellow, and as more cell sap is removed, the leaf, and eventually the whole plant, may die. In tomatoes and

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information contained on www.Koppert.com is without obligation and does not constitute a legally-binding offer to enter into a contract. Liability Whilst this website [...] include references (for example, by means of a hyperlink, banner, or button) to other sites concerned with a specific aspect of this website. This does not [...] not automatically mean that Koppert is tied to, or the owner of, these other sites, and is therefore no responsible for these sites or the information

Potato

The word ‘potato’ ( S olanum tuberosum ) is used to refer to the plant itself or its edible tuber. The plant is an herbaceous perennial and came to Europe [...] half of the 16th century. Potatoes as a food crop were introduced by the Spanish. Now this starchy, tuberous crop is an integral part of the world’s food [...] food supply and many people’s diet. In terms of volume, potato is the fourth-largest food crop in the world, after maize, wheat and rice. Potato plants grow

Turf and grass

fields, turf provides the perfect base for a wide variety of sporting grounds around the world. It is also prized as a ground cover for recreational purposes

Rose

different cultivars. The rose is a woody, perennial plant which usually develops as a shrub, climbing or trailing with a stem that has sharp thorns. The

Entomite-M

on rates typically range from 100-500 per m 2 /release. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best [...] moist, rich in organic matter and have a loose structure. The minimum temperature for successful use of Entomite-M is 15°C/59°F. Combined use For thrips control [...] the base of plant stems. The reduction of the infestation level occurs at a slow but steady rate. Pack size 10,000; 50,000; 125 000 predatory mites .

Mealybugs and scales

ornamental crops, the mere presence of mealybugs is sufficient to render the product unfit for sale. A very small population can thus cause considerable [...] recognizable as insects. The females are wingless and immobile, and covered with a hard scale (armoured scales and soft scales) or with waxy threads (mealybugs) [...] species extract their nourishment from roots, whilst others are gall-formers. A few species can also transmit harmful viruses. Mealybugs inflict damage on

Spider mites and other mites

appearance of the crop. This is of particular concern in ornamental crops. Life cycle of spider mites Spider mite control videos Take a look at the video or go [...] productive crops. Biological control of spider mites and other mites uses a range of natural enemies that target different developmental stages of the [...] Learn more about What are spider mites? Spider mites are pests that present a threat to many crops throughout the world. Despite their small size, they are

Pumpkin, squash and gourd

About Cucurbita or gourd is a genus of herbaceous vines belonging to the gourd family, Cucurbitaceae . Cucurbits, as they are also know, are indigenous [...] five species are cultivated for their edible fruit and seeds. This fruit is alternately known as pumpkin, squash or gourd. That depends on species, variety