Table 3.
Effects of CrNano dosage on growth and feed utilization in SD rats1
| Cr (ppb) |
SEM2 | |||||||
| 0 | 75 | 150 | 300 | 450 | 600 | 1 200 | ||
| IBW3 (g) | 84.7 | 83.5 | 83.2 | 81.8 | 83.5 | 83.8 | 82.0 | 1.45 |
| FBW (g) | 341.0b | 377.8a | 372.2a | 368.6ab | 358.7ab | 365.8ab | 363.4ab | 10.51 |
| ADG (g/d) | 7.1b | 8.2a | 8.0a | 8.0a | 7.6ab | 7.8ab | 7.8ab | 0.29 |
| DFI (g/d) | 27.9 | 29.2 | 30.3 | 25.1 | 28.9 | 29.8 | 29.9 | 1.95 |
| FE (g BW/100 g feed) | 24.3c | 28.7b | 26.7bc | 32.3a | 27.4b | 26.8bc | 26.5bc | 0.94 |
Means in a row with different letters differ significantly (P<0.05)
1
Data are presented as means, n=10 per treatment
2
Standard error of the mean
3
IBW: Initial body weight