Treatment of bumblebee stings and allergies

have a 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 [...] reaction against the injected venom develops. The response to a bumblebee sting can differ per incident. The stinger of a bumblebee or a wasp has no barbs [...] allergic reaction In the event of a fever occurring or a grade 1 reaction, contact a GP. The decision can be made to keep an eye on the situation and see

Fit roots for plant health Technical bulletin 2020 EN

mechanism of the plant. That is why the functioning of the roots is directly related to the plant’s energy balance. The temperature of the irrigation water [...] with EC to steer the uptake of minerals and water. But that is not the only factor. The pH in the root zone solution has much influence on the availability [...] in a different way (see figure 2). A pH level between 6.0 - 6.5 is the best range for most crops. 4 Figure 2: A pH level between 6.0 - 6.5 is the best

Mycotal Brochure

applying Mycotal, the spores germinate and the germ tube invades the target insect. The fungus continues to grow inside the insect and subsequently kills it. At [...] Bredelaar in the Netherlands, 2020. The crop was treated 3 times with a 7 day interval. The graph shows the observations 2 weeks after the last treatments [...] or by improving the distribution and stickiness of the spores to the leaf surface Mycotal is active between 5°C and 30°C and the optimum temperature

Onion fly

seed fly and fusarium wilt What is Onion fly? The onion fly ( Delia antiqua ), also referred to as the onion maggot, is a frequent pest that harms allium [...] fly on the young leaves, necks of onion seedlings or in the soil close to the base of onion plants. The onion fly larvae that emerge from the eggs tunnel [...] onion crops. It is a small fly, measuring between 5 and 7 mm long, with a grayish-yellowish body and clear wings. The eggs are laid by the female onion fly

Aphidius colemani

development is complete the larva spins a cocoon inside the aphid cuticle, causing it to swell. The cuticle turns from a hard, leathery brown to a golden yellow [...] behaviour of the female during egg-laying is typical of the Aphidiidae. First the host is examined by drumming with the antennae. This gives the wasp the information [...] causing aphids to drop from the leaf and fall to the ground. Although many aphids die as a result, many will survive and migrate to other plants to begin new

Aphidius matricariae

tic for the distinction of the species are the fine stripes on side parts of the wasp waist. Aphidius matricariae is specific to aphids of the family Aphididae [...] Aphid control with the parasitic wasp Aphidius matricariae Aphidius matricariae is a parasitic wasp belonging to the family Braconidae and is widely recognized [...] small wasp is a valuable natural enemy in both agricultural and horticultural settings. Aphidius matricariae is used for the control of the following pests:

Diglyphus isaea

into the mine to pupate. There are three larval instars: the first is colourless and transparent, the second is yellow and semi transparent with a brown [...] miner control with the parasitic wasp Diglyphus isaea Diglyphus isaea is a small parasitic wasp belonging to the family Eulophidae within the order Hymenoptera [...] body, and the third larval instar is blue-green. The full-grown larva usually pupates in the mine some distance from the dead host. Pupal stage: The pupa lies

Praon volucre

Aphid control with the parasitic wasp Praon volucre Praon volucre is a parasitic wasp that belongs to the family Braconidae and to the subfamily Aphidiinae [...] pedestal to form under the empty aphid skin, which is typical for the genus Praon. The adult parasitic wasp emerges through a round hole in the mummy. [...] all items How to use Praon volucre The parasitic wasp Praon volucre is available in a bottle ( Aphiscout ) Peel off the outer layer of the label starting

Ephedrus cerasicola

ended, it spins a cocoon inside the aphid. This causes the parasitized aphid to swell and harden into a leathery, black mummy. The mummy is more rounded compared [...] items How to use Ephedrus cerasicola The parasitic wasp Ephedrus cerasicola is available in a bottle ( Aphiscout ) Peel off the outer layer of the label starting [...] of the label back onto the label Turn the lid until the small holes align with the opening The dosage of Aphiscout depends on climate, crop and aphid density

Aphelinus abdominalis

slightly smaller and their abdomen is a slightly darker colour. A parasitized aphid hardens to become a leathery, black mummy. The adult wasp appears through an [...] with the parasitic wasp Aphelinus abdominalis Aphelinus abdominalis is a parasitic wasp for the biological control of various aphid species. The parasitic [...] around, curls up the wing tips, and will try to pierce the aphid in the abdomen with her long ovipositor. The ovipositor will remain inserted for several