Table 2
Effects of dietary supplementation of the lipid-coated ZnO Shield Zn® (SZ) vs. ZnO on fecal consistency and growth performance in weanling pigs (Exp. 1)
Item | ZnO (mg Zn/kg) | SZ (mg Zn/kg) | SEM | P value |
---|
100 | 2500 | 100 | 200 | | |
---|
FCS1),2) |
Day 0 | 0.07y | 0.03 | 0.03y | 0.00y | | |
Day 7 | 0.52b,x | 0.25c | 0.93a,x | 0.43bc,x | 0.083) | |
Day 14 | 0.24y | 0.07 | 0.21y | 0.15y | | |
Overall4) | 0.28ab | 0.12c | 0.39a | 0.19bc | 0.04 | 0.002 |
Body weight1) (kg) |
Day 0 | 6.10 | 6.36 | 6.30 | 6.45 | 0.11 | 0.197 |
Day 7 | 7.70 | 7.87 | 7.76 | 7.69 | 0.12 | 0.712 |
Day 14 | 8.92b | 9.70a | 9.27ab | 8.70b | 0.22 | 0.043 |
ADG1) (g) |
Days 0 to 7 | 229a | 216a | 207a | 176b | 9 | 0.009 |
Days 7 to 14 | 165b | 262a | 218ab | 150b | 22 | 0.013 |
Overall | 197bc | 241a | 212ab | 155c | 14 | 0.011 |
ADFI5) (g) |
Days 0 to 7 | 261 | 257 | 253 | 249 | 8 | 0.792 |
Days 7 to 14 | 372 | 456 | 387 | 355 | 28 | 0.122 |
Overall | 316 | 357 | 320 | 302 | 17 | 0.201 |
Gain:feed5) |
Days 0 to 7 | 0.88 | 0.84 | 0.82 | 0.76 | 0.03 | 0.062 |
Days 7 to 14 | 0.43c | 0.58a | 0.55ab | 0.44bc | 0.03 | 0.015 |
Overall | 0.62bc | 0.68a | 0.66ab | 0.56c | 0.02 | 0.010 |