Includes black blowfly (Phormia regina)
Management-chemical control
- permethrin spray at 1 pint per 25 gal water. Spray affected areas or entire body or bedding. Re-treat after 4 to 6 weeks if needed but not more than every 14 days. Remove feed and water while spraying.
- permethrin spray, paint, or dip-Do not use within 14 days of slaughter. Sheep only.
- rosemary and peppermint oils-Follow label for dosage and precautions.