Corn rootworm
The pupa is hard to find in the soil, as this stage lasts only a few days. The adults, 5-6 mm long, are dark yellow in colour and there are three black stripes [...] leads to a reduction of the root system, making the plant more susceptible to lodging, reducing its water and nutrient uptake capacity and leading to yield [...] chrysomelid beetle originating from North America, where it is regarded as the main pest of maize. Nowadays it is present in many European countries, including