Municipality Enschede: Entonem nematodes against oak processionary caterpillar
time in the spring of 2021 to try to halt the spread of the oak processionary caterpillar. The municipality’s built-up area has a total of 22,000 oak trees [...] treated a total of 2600 to 3000 oak trees with nematodes.’ Maintenance of biodiversity The municipality also used pheromone traps last summer, to help it [...] it to determine how many oak processionary caterpillar moths were still present in areas where different management methods have been used. ‘With that