• Yellow rose aphid

  their presence in the crop. The yellow rose aphid is holocyclic in North America (i.e. they mate in autumn and produce eggs to overwinter). It is also holocyclic [...] Rhodobium porosum , is probably of North American origin but is now widely distributed in Europe, North Africa, parts of Asia and South America. It attacks plants [...] strawberries, in glasshouses in northern Europe or outdoors in warmer climates. Wingless yellow rose aphids have a brownish head; the body is bright yellow

• American serpentine leaf miner

  sweet pepper, pea, bean and potato. In greenhouses, it is mainly found on gerbera and chrysanthemum. Today the insect is widespread across the whole world [...] leaf miners. In gerbera, the larva of the American serpentine leaf miner (Liriomyza trifolii) eats its way outwards from its egg, so that its mines join [...] exit hole in the leaf with its mouth parts. After roughly one hour the larva crawls out of the leaf and falls to the ground. This occurs in the early morning

• Asparagus

  officinales is an indigenous plant in most of Europe, western Asia and northern Africa. Commercially it is an interesting vegetable crop and it is extensively [...] asparagus is a seasonal vegetable, only available in spring. It is a flowering, perennial plant species that belongs to the genus Asparagus . In the past

• Flowering potted plants

  species are: Poinsettia is well known and popular for its large red, white and green leaves, especially around Christmas. Begonia is a perennial flowering [...] yellow and purple. Phalaenopsis is also known as the moth orchid. Its genus consists of some 60 species. The Phalaenopsis is an extremely popular flowering [...] grown indoors and are used as ornamental houseplants in countries with colder climates. Kalanchoe is a tropical, succulent flowering plant and a genus that

• Rye

  barley and wheat. It is used to make flour to make rye bread, and is a component of beverages such a beer, certain whiskeys and vodka. It also used as animal [...] About Rye is grown extensively as a grain as a cover crop and forage crop. Rye ( Secale cereale ) is a member of the wheat family, Triticeae , a close

• Enhancing the efficiency of biocontrol applications with Natutec Airobreez

  Located in the Netherlands' Westland region, Labeau specializes in breeding and propagating young ornamental plants, with Phalaenopsis orchids as its flagship [...] Tim continues. "Its coverage across the greenhouse is exceptional, ensuring optimal distribution of the biocontrol products." Thanks to its innovative double [...] efficiency, and labor savings in dispersing beneficial organisms – used for biological crop protection . "The device is lightweight, easy to handle, and

• Tobacco whitefly

  insect was first identified on tobacco in Greece in 1889, hence the name tabaci . It has subsequently been found in most tropical and subtropical countries [...] throughout the world. It causes damage in (sub-)tropical areas especially. The tobacco whitefly ( Bemisia tabaci ) is feared because of its high level of resistance [...] 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, leaves

• Black bean aphid

  black bean aphid, Aphis fabae , is widespread in temperate regions, where it is a serious economic pest of beans. It is highly polyphagous, and attacks [...] sap to get sufficient protein. The excess sugar is secreted in the form of honeydew, making the crop and its fruit sticky. Black moulds grow on this honeydew [...] Damage symptoms Economic damage by black bean aphid is mainly due to direct feeding damage. Indirect damage is caused through the transmission of plant viruses

• Diamond back moth

  in Europe, South Africa or East Asia, but is now present wherever its cruciferous hosts exist and it is considered to be the most universally distributed [...] species. It is highly migratory and wind-borne adults can travel long distances to invade crops in other regions. Damage symptoms The caterpillar is a surface [...] and frequently hide in crevices near the bud. In cauliflower and broccoli, pupation may occur in the florets. Initially, the pupa is pinkish-white to p

• Chrysoperla carnea

  carnea Chrysoperla carnea is effective in a wide temperature range including low temperatures (average > 12°C/54°F). It is most effective at 20-28°C (68-82°F) [...] sometimes appear in groups when the population density is particularly high. The development of the pupa is visible externally. The outer cocoon is 8 mm long [...] known as the green lacewing, is a beneficial insect used in agriculture as a natural predator of various pest insects. It belongs to the family Chrysopidae