• FAQ Nematodes

  can be host to this group of nematodes. By far the most nematodes belong to the group of saprophytes. These nematodes are harmless and live of dead organic [...] nematodes are natural enemies of a lot of insects. Are all nematode species harmless? No. Plant pathogenic nematodes cause harm to plants. However, entomopathogenic [...] matter to provide a rich soil life. How do entomopathogenic nematodes work? Nematodes are actively looking for a host or using an ambush strategy to reach

• Plant Pollinator interactions in high temperatures

  temperature to affect pollination takes at least one to two weeks. Similarly, it takes two weeks of cold weather for pollination to return to normal. 2 [...] can be used to reduce the amount of heat coming into the greenhouse. An infrared thermometer can help to gain certainty about the effect of temperature [...] n, use of air-cooling systems, use of evaporation systems. During periods of hot weather, when the temperature exceeds 30° C for large parts of the day

• Large raspberry aphid

  reach populations that are high enough to reduce yield by direct feeding damage. The major problem is the spreading of various raspberry viruses by the aphids [...] Life cycle and appearance of Large raspberry aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety [...] parthenogenesis, with unfertilized viviparous females continuing to produce new generations of females. Aphids moult four times before reaching adulthood. With

• Click beetles

  the roots of many plants. Damage symptoms The click beetles feed on the roots and bore into the base of plants. This can cause the plants to wilt and die [...] young plants. Life cycle and appearance of Click beetles Adult Agriotis sp. are 6-10 mm long and yellowish brown to black. The eggs are laid in May or June [...] later and the larvae start to feed on roots. The larvae (‘wireworms’) are long, thin, cylindrical and though skinned. They are up to 25 mm long and usually

• Pollination checklist outdoor

  in the crop immediately after delivery, or a maximum of one day later, to allow the bumblebees to gather food. Position the hives evenly throughout the [...] recommended number of hives is dependent on the crop and the presence of other pollinating insects. Bumblebees and honeybees are able to complement each other's [...] positioning, wait 30 minutes before opening the little doors to give the bumblebees to time to become calm again. Transportation and shaking movements can

• Pollination checklist Natupol Fly

  pollen. The Natupol Fly Checklist shows how to achieve the best pollination results. Download poster The emergence of Natupol Fly adults from the pupae more [...] pupae in cardboard tubes. Use 15 ml of pupae per square metre as standard. Modify this quantity in relation to the number of flowers per square metre. Protect [...] be unpredictable and will often take longer than a week. In the event of having to use Natupol Fly at a temperature below 15 ˚C, first mature them in a

• Pollination checklist tomato

  pollination. The imprints of the bumblebee's jaw on the flower (bite marks) turn brown within one to four hours and make it possible to check the bumblebees' [...] hive once the number of bite marks has dropped to just one or two per flower. Pollen is released best at a relative humidity (RH) of between 50% and 80% [...] Bumblebees are ideal for the pollination of tomato crops. Koppert's Pollination Checklist indicates how the best pollination results can be achieved. Download