• Cherry

  Isles, in Morocco and Tunisia and up north in the Trondheimsfjord region of Norway and in the Caucasus and northern Iran. Cherries even grow in a small [...] , usually referred to as wild cherry, sweet cherry, or gean, is a species of cherry and a flowering plant that belong to the rose family of Rosaceae . [...] isolated cluster in the western Himalaya. The sweet cherry is regarded as the most important ancestor of today’s cultivated cherry and it is one of two cherry

• Municipality Venray: biological control of oak processionary caterpillars

  In the Municipality of Venray a third of the tree stock in the area, some 11,000 trees, is oak. ‘We’ve been using Koppert’s nematode product Entonem as [...] biodiversity. This is something that is high up on the political agenda, as well as being an important social issue.’ Entonem makes a big difference According [...] nests. It is possible that there has been more drift during spraying in those places, which means that the nematodes are more easily blown away. In some cases

• Aphidalia

  one cotton bag per tree and up to 3 bags for large trees. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best [...] ages of aphids . Mode of action The ladybirds feed on aphids and lay eggs in the aphid colonies. After emergence, the larvae also feed on aphids. Visual [...] Application Open the bag and attach it to the tree near the first branch with a nail or wire stitch Apply 1 bag per 25 cm stem diameter, maximum 3 bags per

• Tomato moth

  tomato moth (Lacanobia oleracea) is a particularly a pest in greenhouses but can also inflict damage on outdoor crops. It is a polyphagous species feeding on [...] the body is a glossy green. Later, a conspicuous yellow longitudinal stripe with black dots above is visible on either side. The yellow stripe is bordered [...] are a reddish-brown with a feint light brown, kidney-shaped marking, and a thin, toothed white line along the posterior edge of the forewing. As in most

• Cabbage leafroller

  y gerbera. In chrysanthemum too, this species is an increasing problem, and it has caused problems in sweet pepper since the mid 1980’s. In protected soft [...] adult female is 12 mm long and is ochre-yellow with darker markings. The male is slightly smaller and slimmer, more clearly marked and lighter in colour. Both [...] light in colour. The ventral surface is lighter than the dorsal, with hairs located in warty spots that are lighter than the general body colour. In general

• Silver-Y moth

  have a small head that is grey-green to brownish green, sometimes with a black lateral line. The body has stiff hairs and is usually greenish with a light [...] the caterpillar is full-grown, it will form a greenish to black pupa, either in leaves which are woven together with silk threads, or in a suitable hiding [...] plant, usually separately but sometimes in small groups. These eggs are a greyish white, suffused with a blue-grey in the middle and they have irregular surface

• Broccoli

  Broccoli looks a lot like cauliflower, which belongs to a different cultivar group of the same species. The plant has a large, flowering head that is usually [...] looks a bit like a tree and branches out from a single thick, edible stalk. Broccoli (both the head and the stalk) can be cooked and eaten as a vegetable [...] About Broccoli is a tasty, green plant. When it comes to botanical classification, the broccoli plant is categorized as part of the Italica cultivar group

• Barley

  vulgare) is a member of the grass family and a self pollinating crop. Barley is used in brewing beer, a popular source of animal fodder and a component [...] About This cereal grain is grown in temperate regions worldwide. It is one of the four most important cereal corps grown in the world, next to wheat, rice [...] component in various health foods.

• Brown soft scale

  brown soft scale Coccus hesperidum is very common in tropical and sub-tropical regions and is also a common pest in greenhouses throughout the world. C [...] produce enormous quantities of honeydew. This is usually the first visible symptom. Because of this, C. hesperidum is often attended by ants. The ants will clean [...] clean and protect the coccids and in turn benefit from a rich food source. The honeydew also quickly becomes infected by sooty moulds which can cover the

• Flies

  and shore flies are mainly a problem in greenhouses. Their larvae live in the ground and prefer moist substrates that is rich in organic matter. Although [...] are mostly found in the soil. The spotted wing drosophila , Drosophila suzukii , has recently developed into a major pest on soft fruits in Europe and North [...] Biological control of flies Flies are a common pest problem in greenhouse and field crops, where they disturb plant growth, spread diseases and affect