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Leek

plant that can be eaten is at times erroneously called a stem or stalk. This part is actually a bundle of leaf sheaths. This bundle is blanched by putting [...] ‘trenching’). The plant is usually sold as a small seedling and planted in a greenhouse. Later on, as weather permits, the leek is planted outside in the [...] Once outside, the plant is rather hardy and many varieties can be left in the soil during winter and harvested when there is a need for them.

Green peach aphid

peach tree, is native, however it is now a pest with a world-wide distribution. The green peach aphid ( Myzus persicae subsp. persicae ) is a particularly [...] aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. When reproduction is asexual, the young [...] glossy. Winged individuals have a brown-black head and thorax and a yellow-green to green or even reddish abdomen. They have a dark brown spot on the abdomen

Mirical

wool slabs, in Diboxes or on leaves. Make sure the material is not disturbed for at least a few hours Introduce in clusters of at least 50 predatory bugs [...] m 2 /release. Releases should be repeated after 2 weeks. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best [...] bugs and nymphs actively search for their prey and suck them out. The skin is left behind in its original form. Pack size 500 adults and nymphs. Presentation

Tobacco aphid

matt, never glossy. Winged individuals have a brown-black head and thorax and a reddish abdomen. There is a dark brown spot on the abdomen and several [...] East and is a key pest of tobacco crops in both the United States and South America. The tobacco aphid ( Myzus persicae subsp. nicotianae ) is also encountered [...] aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. When reproduction is asexual, the young

Nematodes established solution for Nesidiocoris in France

crops from February onwards, which is really early. Nesidiocoris tenuis is a bug that has been a problem in France for a good 10 years. It causes significant [...] acts only on the head and avoids our Macrolophus . Capsanem is a valuable ally!’ Audrey Vignaud is Koppert’s technical head of the consultant for the South [...] try to affect Macrolophus less. It is a delicate balance, but Capsanem means chemical treatment can be avoided, which is the objective of many companies.’

Greenhouse whitefly

whitefly need a lot of protein for growth, and thus consume a large quantity of plant sap. This contains a high proportion of sugar, and the excess is excreted [...] es: If the population is very large, feeding on plant sap can affect the physiology of the plant, as a result of which growth is retarded. In full sunlight [...] leaf. The fourth larva stadium develops into a white, oval case encircled by a ring of erect waxy rods. This is called the pupa stadium and these pupae are

Spinach

oleracea ) is an edible flowering plant of the Amarantha family that originates in Asia. It is consumed as vegetable and is rich in iron. It is grown as a vegetable [...] vegetable worldwide and growths to a height of about 30 cm. It is eaten fresh, steamed or boiled and has a high nutritional value.

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

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