1. Spray control: Cirsium japonicum 600-800 times, Cirsium japonicum A 1+ 1, acetamiprid, 1.3% (matrine), thiamethoxam, nitenpyram, horse EC, zinc chlorophenoate EC and metsulfuron-methyl can be selected.
2. Aphids and wasps can be introduced into greenhouses.
3. Adults have a strong yellow tendency. You can use yellow board to trap and apply adhesive to kill adults, but you can't kill eggs, which is easy to recur.
Please note that the above suggestions are for reference only, and it is recommended to consult professional agricultural personnel to obtain more accurate information.