cabbage fly (also cabbage root fly, root fly or turnip fly) - delia radicum.

agriculture agromyzidae agronomy also animal blossom brassica brassicaceae broccoli brussel cabbage canola cauliflower cockchafer damaged delia destroy diptera doodlebug family farm farming field flowers fly garden gardening horseradish important insect insects larva macro mustard napi nature oil oilseed others pest plant plantation plants pupae pupaof radicum rape rapeseed root siliques summer sunny turnip vegetable