Nephubug

conditions and the level of infestation. For the correct application, please consult a Koppert specialist or a recognized distributor of Koppert products. One [...] work? The larvae and adult stage of Nephubug feed on the mealybug. Application Sprinkle material on branches, out of direct sunlight Distribute evenly [...] One to two releases of 1000 – 3000 beetles depending on pest pressure. Handling Biological beneficials have a very short life expectancy and therefore need

Cottony soft rot

cottony soft root, is a plant pathogenic fungus. It has a very wide range of host plants. Damage symptoms The first symptoms of a cottony soft root ( S [...] death of plants. Life cycle and appearance of Cottony soft rot Cottony soft root ( Sclerotinia sclerotiorum ) overwinters as sclerotia and mycelium in dead [...] and infection mostly take place at high soil water content over a prolonged period of time. The sclerotia germinate directly and form mycelium or produce

Obscure mealybug

effect is a reduction of photosynthesis and therefore the yield. Flowers and fruit often drop off. Plant sap is rich in sugars, but low in proteins. In order [...] an adequate intake of protein, mealybugs must therefore ingest large quantities of sap, getting rid of the excess sugars in the form of honeydew. Charac [...] originates from South America, but can now be found in many parts of the world with a temperate climate. It has a very similar appearance to the citrus mealybug

Beetles

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 or stored [...] solutions for beetles in your crop Life cycle of beetles Beetle damage Both larvae and adults of beetles can cause damage to crops. The larvae of some species feed [...] Beetles belong to the order Coleoptera, a well-known group of insects that are easily recognizable on account of their hard wing covers (elytra). With more

Greenhouse whitefly

solutions for whitefly in your crop Damage symptoms The larvae of whitefly need a lot of protein for growth, and thus consume a large quantity of plant sap. This [...] the physiology of the plant, as a result of which growth is retarded. In full sunlight, leaves can wilt and fall. Such leaf damage can in turn influence [...] development of fruit and lead to a reduction in yield. The honeydew deposited on fruit makes it sticky. Dirt adheres to the fruit, and the growth of sooty moulds

Bugs

Hemiptera Bugs What are bugs? Heteropteran bugs form a group in the order Hemiptera , a highly diverse group of insects, containing both harmful and beneficial [...] overlap, in the dorsal midline. Some bugs produce a pungent odour. Heteropteran bugs are hemimetabolous insects. Their life cycle consists of an egg, usually [...] Several species of especially the families Miridae and Pentatomidae are found as pests in agricultural crops. Find solutions for bugs in your crop Bug damage

Tobacco aphid

and appearance of Tobacco aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. When re [...] ) probably evolved from the peach potato aphid in the Far East and is a key pest of tobacco crops in both the United States and South America. The tobacco [...] tobacco aphid ( Myzus persicae subsp. nicotianae ) is also encountered in a range of crops in greenhouses, such as sweet pepper, aubergine, chrysanthemum, and

California red scale

offspring. Each female can produce 100-150 young over a period of six to eight weeks, at a rate of one to three a day. The crawlers are mobile and very small, so [...] as well as by humans and their tools. In the hours after birth, they disperse over the tree in search of a source of food. When attracted by the light (positive [...] aurantii) belongs to the Diaspididae family and is a pest found worldwide, mainly in citrus, but also in fig, cotton, mango, banana, avocado, grape, and rose

Green peach aphid

and appearance of green peach aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. When [...] native, however it is now a pest with a world-wide distribution. The green peach aphid ( Myzus persicae subsp. persicae ) is a particularly polyphagous [...] balance of growth hormones. As a result, the plant’s growth is retarded giving rise to deformed leaves or, if the infestation occurs early enough in the season

Cut flowers

descended from a number of freesias. Lily : Lilium is a genus of herbaceous flowering plants. Most lilies originate from temperate areas in the northern [...] the Hydrangea has been grown as a cut flower in all sorts of colors and sizes. Hippeastrum is the Latin name for a bulbous plant that originates from [...] Mexico and the Caribbean. Is grown from a bulb as a cut flower or sold as a pot plant. Freesia : The freesia is a herbaceous perennial flowering plant from