Worm burdens need reducing, Harkaverm is essential...
Harka-Verm bird worming treatment is for treating hairworm and roundworm.
Key Features: Simply added into drinking water*. This worming treatment can be used as a preventative before and after the breeding season.
*For birds that eat a moist diet, it is recommended to take the moist food away for 12 hours before dosing, so that they drink the water.
Unknown (Submitted on 4th Mar 2021)
give this before i put birds in for breeding make sure in good health and clean of any parasites