• Carrot

  colours, ranging from the regular orange to black and purple, but also red, yellow and white. The carrots which are produced nowadays derive from the wild carrot [...] indigenous to Europe and southwestern Asia. The carrot plant presumably comes from Persia and was originally produced for its seeds and leaves. Carrots can

• Optimal placement of bumblebee hives

  protection from direct sunlight in the afternoon using screens placed above the hives.In times of low temperature, protect your bumblebees from cold . R [...] face different directions, away from the crop. For horizontal placement, entrances may be in the same direction, but away from the crop, with a maximum of [...] System is closed. In times of high temperatures, protect your bumblebees from heat . Low light condition (Winter) In winter, choose a spot where the hives

• Cotton aphid

  including the cucumber mosaic virus. Nymphs and adults extract nutrients from the plant and disturb the balance of growth hormones. As a result, the plant’s [...] betraying their presence in the crop. The cotton aphid can be distinguished from other aphids by the colour of the two cornicles (siphunculi). These cornicles [...] cornicles are always black, whatever the body colour, which can vary widely, from light yellow to light green, or even a green-black colour . This body colour

• Air Blowers to distribute and apply beneficials

  natural enemies. The airflow from the fan guarantees the even distribution of this material up to a distance of 10-12 metres from the Airobug. Airbug The Airbug [...] natural enemies.The airflow from the fan guarantees the even distribution of this material up to a distance of 3-5 metres from the Airbug. Mini-Airbug The [...] cultivations. The air flow from the fan guarantees the even distribution of this material up to a distance of 2-3 metres from the Mini- Airbug . More i

• Black rot of carrots

  main source of primary infection and this may lead to death of seedlings. From the primary infection of leaves, this type of carrot disease can spread to [...] during post-harvest storage. Sporulation of Alternaria occurs at temperatures from 2-4 °C up to 28-30 °C (optimum temperatures lie between 15 and 28 °C) and

• European red mite

  of the family Rosaceae grown in greenhouses. It originates from Europe (as can be seen from the common name, European red mite) but is now distributed [...] yellowish red, and more slender and tapered near the hind end. The development from egg to adult goes faster at higher temperatures and takes approximately two

• Greenhouse whitefly

  vaporariorum ) originally comes from tropical and subtropical America, probably Brazil or Mexico. Hundreds of plant species from different families serve as [...] damage that whiteflies cause to a crop is the result of sucking out the sap from the plant leaves and secreting honeydew. This can have the following con [...] stadium and these pupae are found on the oldest leaves. The adult emerges from the pupa via a T-shaped fissure. The adult whiteflies can usually be found

• American serpentine leaf miner

  and hard to distinguish from feeding spots. The larvae of Liriomyza trifolii are entirely ochre-yellow. When the larva hatches from the egg, it begins to [...] General The American serpentine leaf miner ( Liriomyza trifolii ) originates from North America, but occurs also in Europe since about 1976. The American [...] American serpentine leaf miner (Liriomyza trifolii) eats its way outwards from its egg, so that its mines join to form small plates. In various other crops

• Enhancing the efficiency of biocontrol applications with Natutec Airobreez

  Airobreez has transformed our approach to biological crop protection ," says Tim from Labeau in the Netherlands. "Our greenhouse layout and equipment make using [...] As one of the first adopters of the Airobreez, the company has benefited from this advanced application device, which offers growers improved precision [...] innovative double duct system, the Airobreez disperses natural enemies both from zero to one meter and within a four-meter radius, setting it apart in the

• Blackberry

  fruit that originates from a wide range of species belonging to the genus Rubus that is part of the family of Rosaceae , but also from hybrids within the