In conclusion, Zn supplementation in broiler diets did
improve growth performance, carcass traits, and meat
quality, and different forms of Zn source had similar effects.
Supplemental Zn (60 mg/kg) in the corn–soybean
meal-basal diet (about 90 mg/kg of total dietary Zn)
was appropriate for improving growth performance,
carcass traits, and meat quality of broilers.