Variables | Experimental groups | ||||
---|---|---|---|---|---|
I | II | III | IV | V | |
BWG (g/10 weeks) | 24.40 ± 0.98a | 36.80 ± 2.15c | 37.60 ± 0.51c | 31.40 ± 1.54b | 25.80 ± 0.58a |
– | (+ 50.8%)# | (+ 2.2%)¶ | (− 14.7%)¶ | (− 29.9%)¶ | |
 | rd = −0.92, P < 0.001 | ||||
Feed consumption (g/day) | 9.43 ± 0.35a | 12.56 ± 0.50c | 11.20 ± 0.37c | 10.88 ± 0.32b | 9.27 ± 0.23a |
– | (+ 33.2%)# | (− 10.8%)¶ | (− 13.3%)¶ | (− 26.2%)¶ | |
 | rd = − 0.75, P < 0.01 | ||||
Relative heart weight (g/100 g BW) | 0.29 ± 0.01a | 0.43 ± 0.01b | 0.41 ± 0.01b | 0.27 ± 0.01a | 0.26 ± 0.01a |
– | (+ 48.3%)# | (− 4.7%)¶ | (− 37.2%)¶ | (− 39.5%)¶ | |
 | rd = − 0.80, P < 0.001 | ||||
Relative kidney weight (g/100 g BW) | 0.82 ± 0.02b | 0.67 ± 0.03a | 0.66 ± 0.01a | 0.80 ± 0.06b | 0.80 ± 0.02b |
– | (− 18.3%)# | (− 1.5%)¶ | (+ 19.4%)¶ | (+ 19.4%)¶ | |
 | rd = + 0.55, P < 0.05 | ||||
Relative liver weight (g/100 g BW) | 2.49 ± 0.11a | 3.20 ± 0.06c | 3.16 ± 0.08c | 2.88 ± 0.08b | 2.65 ± 0.04ab |
– | (+ 28.5%)# | (− 1.3%)¶ | (− 10.0%)¶ | (− 17.2%)¶ | |
 | rd = − 0.83, P < 0.001 |