• Black leg of seedlings

  General Pythium is considered a ‘weak pathogen’, meaning that it can usually only affect plants that are in a sub-optimal condition or suffer from stress

• Common cockchafer

  General The cockchafer ( Melolontha melolontha) , also known as the doodlebug or May bug is a European beetle of the genus Melolontha, in the family S

• Hemp russet mite

  General The hemp russet mite ( Aculops cannabicola ) belongs to the family Eriophyidae (gall and rust mites). It does not produce galls but lives freely

• Bacterial wilt, brown rot

  General Ralstonia solanacearum is a plant pathogenic bacterium. It is a soil-borne disease and colonises the xylem, causing bacterial wilt and brown rot

• Bacterial canker of tomato

  General Clavibacter is a quarantine organism in Europe, which means that strong efforts are used to prevent the bacterium from entering. When the occasional

• Shore fly

  General Shore flies ( Scatella tenuicosta ) occur very commonly, often in the vicinity of water. They feed on algae. Other shore fly species have diverse

• Municipality Venray: biological control of oak processionary caterpillars

  Entonem makes a big difference According to Bergeijk, the results have been generally positive. ‘The trees that we have treated have been 90% cleared. What is

• Cabbage looper

  General Trichoplusia is not only a damaging pest in crucifers, their favourite host, it can also be found in crops such as tomato, pepper, some cucurbits

• Spotted Wing Drosophila

  General Since the start of its invasion in 2008/2009, the spotted wing drosophila, which is originally from Asia, has spread extensively in North and South

• Diglyphus isaea

  miner larva and then lays a single egg (occasionally more) next to it. In general, the wasp selects late second and third instar larvae to parasitize. An [...] black in colour and unlike D. sibirica has short antennae. The female is generally rather larger than the male and can be recognized by a broad black stripe