Beetles
Biological control of beetles Beetles can cause serious damage in many greenhouse and field crops by feeding on leaves, roots, or fruits, leading to reduced [...] Pheromone traps Beneficial nematodes actively seek out and eliminate beetle larvae in the soil, while traps help monitor and reduce adult beetle populations. With [...] enormous variety of form, size and habit. A number of species are a serious pest in crops or stored products. There are many useful beetles as well. For instance