Table 2.

The feeding experiment design.

Treatments	Feeds
Group A	Basal diet (BD)
Group B	95% BD + 5% unfermented medicine residues
Group C	95% BD + 5% CK
Group D	97.5% BD + 2.5% ALL
Group E	95% BD + 5% ALL
Group F	BD + 20 mg/kg aureomycin