• Artificially lit crops pollination advice

  pollination when natural pollination is insufficient. Remove snow from the greenhouse roof when possible. Energy screens and grow lights The use of energy [...] this, synchronize the opening of bumblebee hives with the energy screen and daylight cycle, allowing the bees to fly only when there is sufficient daylight [...] during snow? During snowfall, orientation is seriously disturbed as snow reflects 90% of UV-light. When snow covers the greenhouse, it acts as an effective UV

• Shallot aphid

  antennae are pale, apart from the ends of the antennae and the tarsi. The siphunculi are short an swollen towards the apex. The shallot aphid does not alternate [...] affected, fruits remain small and yield is reduced. On bulbs and shallot, the aphids often occur at the end of the storage period causing malformation of [...] host plant for overwintering and there is no sexual stage in the life cycle. No eggs are produced. Myzus ascalonicus is cold hardy and overwinters in sheltered

• Angular leaf spot

  underside of the leaf. They enlarge to angular spots, often limited by the small veins. The distinctive feature is the way the lesions look when using different [...] light sources: when reflected light is used, the lesions look dark green, but when transmitted light is used, they are translucent. When conditions are [...] visible on the upper side of the leaf as irregular spots which are first reddish brown and then become necrotic. The foliar symptoms are the most important

• Bacterial wilt, brown rot

  s roots on the stem. The vascular stem tissue is coloured brown and when the stem is cut, bacterial slime oozes from the wound. This is the way to distinguish [...] vascular browning is common with bacterial slime oozing from the cut. When the bacteria transfers to young plants through infected tubers, the wilting and collapse [...] signs of wilting during the day which may disappear in the early stages of infection. Under conditions favourable for the bacteria, the whole plant will wilt

• Pepper weevil

  huge damage. When they are already present on the crop, the best approach is to monitor them during the cooler parts of the day, as this is when they are most [...] recommendation is to inspect the ground as well as the flowers and immature fruit, since they throw themselves to the ground and keep still when they detect [...] mandibles. When they hatch inside an immature fruit, they move towards the middle of the mass of young seeds; whereas, when they hatch inside the flower bud

• Natutec Mini-Airbug

  provided in the table on the underside of the pot Fill the dosing pot with the material to be released and close the lid Place the fully charged battery in [...] in the belt bag Adjust belt around your waist Connect the cable to the battery Attach the dosing pot to the revolving head of the blower Start the Mini-Airbug [...] Natutec Portfolio - the right system for you Application Adjust the size of the holes in the dosing pot to the required dosage based on the information provided

• Cookie Statement

  and the banner will no longer appear as long as the cookie is active. After the end of the cookie’s service life or if you delete the cookie, the banner [...] website. A cookie is a small text file that is stored on your computer by your browser when you visit the website. The main function of cookies is to distinguish [...] distinguish one user from the other. Your browser sends us the information stored the next time you visit our site. The use of cookies is secure. They do not

• Glume blotch

  leaves, but seed transmission is also possible. The germ tubes can infect the leaves of the plants directly or through stomata. The lesions become visible after [...] humidity (RH). The optimum temperature for germination of the conidia is between 20 and 25 °C. The ascospores are responsible for wind dispersal of the fungus [...] glumes. In the centre of the lesions, light-coloured translucent pycnidia (fruiting bodies) with new spores occur. The lesions may merge, turning the whole

• Boost your cherry flowers for a good production

  March 11, 2021

  strong fruit set is all important for a high quality and healthy yield. Top fruit crops are close to flowering. Now it is the time to choose the right strategy [...] quality. Veni Calcium supplies the plant with readily available calcium that is needed for the cell wall formation during the cell division phase. Veni Calcium [...] fruit set is all important for a high quality and healthy yield. The flower buds, formed in Autumn, are swelling and ready to open. During the short flowering

• Predatory mite pioneers: A journey of biocontrol innovations

  September 30, 2024

  to specific species. The goal is to be prepared when a pest issue arises.” Among other pests, Koppert is currently focused on the stink bug. “We anticipated [...] application technologies like the Airobug.” Lifting barriers The Airobug is one of Koppert's air blowing systems for the efficient and even distribution [...] to different growing conditions. When speed is of the essence, we rely on this toolbox of solutions. By choosing the right combination, we can respond