Onion fly
enemy of onion fly larvae. These nematodes are applied by spraying. After application, the nematodes set out in search of the larvae, eventually killing them [...] including cultural practices and chemical control. Additionally, proper application of nematodes is critical for their success, so it's important to carefully [...] will die, and the pest pressure will remain low. Finally, the correct application of the nematodes is important. The soil must be damp, bright sun must