Geranium aphid

Acyrthosiphon malvae rogersii Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. In greenhouses [...] is, with unfertilized viviparous females continuing to produce new generations of females. Aphids moult four times before reaching adulthood. With each [...] General Acyrthosiphon malvae rogersii is a pest of strawberry that is widely distributed in northern and western Europe. Damage symptoms Wingless aphids

Oleander scale

resembles a miniature fried egg with a diameter of 2 mm. The newly hatched crawlers are roughly 0.3 mm long. They quickly attach themselves to the plant and [...] Scale infestation can be seen by the appearance of the scale armour on stems, leaves and fruits of hosts. Infestations on the leaves and stems may cause wilting [...] cycle and appearance of Oleander scale Adult oleander scales are a greyish, dirty white or yellowy colour, round in shape, with a scale whose apex is

Southern European marshland pyralid

line on the forewing. The end of the remarkably long abdomen bends upward almost vertically, with the abdomen of males often being longer than that of females [...] caterpillars often stay in the lower strata of the crop, sometimes attacking the stem of the plant as well as the leaves. Late instar larvae burrow into soft [...] weeds. The secretive habit of the caterpillars of this species makes them very difficult to control with synthetic pesticides. Damage symptoms The caterpillars

Bruchid Beetle Trap

Preparation Place the funnel on to the green bucket Place the pheromone dispenser in the transparent top Fix the transparent top to the funnel with a twist action [...] action lining up the slots Application Place trap on a 1 metre stick Place one trap on the north edge and one trap on the south edge of the field Dosage Two [...] Beans. Mode of action The Bruchid Beetle Trap needs to be used in combination with species-specific Pherodis dispensers. The dispensers release a species-specific

Municipality Enschede: Entonem nematodes against oak processionary caterpillar

The Municipality of Enschede started using nematodes for the first time in the spring of 2021 to try to halt the spread of the oak processionary caterpillar [...] caterpillar . The municipality’s built-up area has a total of 22,000 oak trees. In the past, the municipality only extracted the nests. But as Petra Klein Breukink [...] explains, it was not enough. She is the project manager of the oak processionary caterpillar for the Municipality of Enschede. ‘We use Koppert’s nematode

Thripex-V

Turn and shake the bottle or bucket gently before use Bottle: Push the centre of the cap to open the dosage hole Bucket: Use a spoon to distribute Thripex [...] over the total surface Can also be applied with Natutec Airobreez , Natutec Mini-Airbug , Natutec Airbug or Natutec Airobug Dosage The dosage of Thripex-V [...] be repeated if necessary. Consult a Koppert advisor or a recognised distributor of Koppert products for advice on the best strategy for your situation.

Onion thrips

colour, with a large head and bright red eyes. The colour of the adult depends on the food source. Onion thrips (Thrips tabaci) usually pupate in the ground [...] eggs of the onion thrips (Thrips tabaci) are laid in leaves, flower petals and in the soft parts of stalks. They are inserted into the plant tissue with a [...] black dots of their excreta indicate their presence in the crop. The vigour of the plant is reduced by loss of chlorophyll. When infestations become serious

Shore fly

legs. The head of the adult has a pair of conspicuous eyes. The wings have grey-brown patches. Although shore flies can occasionally be confused with sciarid [...] occur on such a scale that growth, particularly of young cuttings, can be retarded. Life cycle and appearance of Shore fly The life cycle of the shore fly [...] tenuicosta ) has the following stages: egg, three larval instars, a pupa and the adult fly. The eggs are laid singly and are bean-shaped. A first instar larva

Natupol Excel

pollinating the flowers while at the same time collecting pollen to feed the brood. More workers emerge from the brood in the weeks after the introduction [...] be closed. Remove the plastic liner and the sugar water tank from the hive, then place the liner back inside. Seal the entire hive in a plastic bag, remove [...] Place the hive on a horizontal platform (avoid inclination, otherwise sugar water may leak) Position the hive about 20-60 cm above the ground in the shade

Chrysanthemum

About The chrysanthemum ( Chrysanthemum spp. ), also called mum or chrysanth, is a flowering plant that belongs to the genus Chrysanthemum of the family [...] family of Asteraceae. The plant is originally from Asia and northeastern Europe and the majority of the different species derive from East Asia. Especially [...] in China a wide range of varieties and cultivars has been developed for commercial propagation and production. The current, commercially cultivated c