Treatment of bumblebee stings and allergies

stinger, as is the case with honeybees and wasps. Drones cannot sting. The stinger is a weapon for defence. When a bee stings, some venom is injected into [...] Immunol 2006; 6: 294-7. A printed poster showing the images is available from Koppert. This poster is also available as a download (URL). Tip: Add the contact [...] in hospital is desirable, as the reaction may increase progressively over time. Toxic reactions Toxic reactions only occur when the victim is stung dozens

Woolly apple aphid

General The woolly aphid, Eriosoma lanigerum , is a serious worldwide apple pest. It is probably of North American origin and has been distributed to other [...] by masses of white, mealy wax. The siphunculi are pore-like and the cauda is small. Eriosoma lanigerum overwinters as “naked” nymphs (without wax covering)

Pollination checklist outdoor

honeybees. This is necessary because the honeybees may be attracted by the sugar water in the bumblebee hive, particularly if the main crop is not yet flowering [...] Koppert's bumblebees ensure natural pollination in both indoor and outdoor crops. Good pollination in outdoor crops can be achieved by following the r [...] evenly throughout the plot for maximum results. The recommended number of hives is dependent on the crop and the presence of other pollinating insects. Bumblebees

Chafers

young plants and especially in grassland and turf. There, secondary damage is often caused by birds and small mammals digging for the grubs to eat them [...] sostitialis are 14-18 mm long and yellowish chestnut brown. Amphimallon majalis is somewhat smaller; about 13-15 mm long and reddish-brown in colour. The adult

Chrysoperla carnea

groups when the population density is particularly high. The development of the pupa is visible externally. The outer cocoon is 8 mm long and 4 mm thick. The [...] Chrysoperla carnea is used for the control of the following pests: Aphids Thrips Mealybugs Caterpillars The natural enemy Chrysoperla carnea is available at [...] at Koppert as Chrysopa and Chrysopa-E . Best conditions for use of Chrysoperla carnea Chrysoperla carnea is effective in a wide temperature range including

Cryptolaemus montrouzieri

beetle Cryptolaemus montrouzieri is a species of beetle belonging to the family Coccinellidae. The beneficial insect is a small but highly effective predator [...] Pseudocous longispinus ) The natural enemy Cryptolaemus montriouzieri is available at Koppert as Cryptobug and Cryptobug-L . Mealybug species Citrus mealybug [...] use of Cryptobug and Cryptobug-L is 16°C/61°F. However, as Cryptolaemus montouzieri favors high temperatures, Cryptobug is most effective at temperatures

Garden chafer

General The garden chafer ( Phyllopertha horticola ) is a beetle from the Scarabaeidae family. It does most of its damage in the larval stage when it feeds [...] taking round bites out of the leaves, starting from the edge. This damage is usually not a problem in vegetables and fruit crops but reduces the value [...] horticola ) have red-brown slightly hairy wings with a dark edge. The neck shield is metallic green to shiny black. In Central Europe, they emerge from the soil

Tomato leafminer

belongs to the family of Gelechiidae . It is oligophagous, feeding mainly on Solanaceae species . The main host is tomato but it also feeds on other solanaceous

Pollination checklist tomato

cooling. Position the hive so that it is easily visible both to the bumblebees and to people Ensure the hive is horizontal Protect the hive against co [...] Bumblebees are ideal for the pollination of tomato crops. Koppert's Pollination Checklist indicates how the best pollination results can be achieved. Download [...] pollination , a bumblebee bites onto the flower and makes the flower vibrate. This is known as buzz pollination. The imprints of the bumblebee's jaw on the flower

False spider mites

resemble spider mites (family Tetranychidae ) or as flat mites because their body is rather flat compared to other mites. Most species that cause damage to cultivated [...] misshapen, presumably because the mites secrete a substance while feeding, that is poisonous to the plant. In places where mites have been feeding, collapsed