Factor | Shelton2009 (10113)

10.4148/2378-5977.6794

Copper and zinc use

Swine | Weaners

3

Description

Phase 2 diet (day 14 - 42): basal diet with 125 ppm of added Cu from CuSO4 and 2,000 ppm from d14-28 added Zn from ZnO) instead of cornstarch.

Resistance Outcomes

Resistance Microbe Outcome
Chlortetracycline
/
Escherichia coli
See: Table 3 AMR+ (%) AMR- (%) Total (n)
Copper and zinc use 89.00 18
No use 83.00 18
Oxytetracycline
/
Escherichia coli
See: Table 3 AMR+ (%) AMR- (%) Total (n)
Copper and zinc use 89.00 18
No use 94.00 18
Tiamulin
/
Escherichia coli
See: Table 3 AMR+ (%) AMR- (%) Total (n)
Copper and zinc use 100.00 18
No use 90.00 18