Table 2.

Growth performance and relative weights of organs.

Item	Control	Model	P-Value
Growth performance
DWG (g)
7–21 d	22.93 ± 0.39	20.29 ± 0.25	0.000
22–35 d	31.49 ± 0.34	28.94 ± 0.38	0.001
36–42 d	53.84 ± 1.42	45.07 ± 0.90	0.000
DFI (g)
7–21 d	46.00 ± 0.65	41.35 ± 0.47	0.000
22–35 d	83.14 ± 1.05	77.90 ± 0.80	0.003
36–42 d	121.80 ± 2.86	104.38 ± 2.44	0.001
FCR
7–21 d	2.01 ± 0.03	2.04 ± 0.01	0.302
22–35 d	2.64 ± 0.02	2.69 ± 0.03	0.214
36–42 d	2.27 ± 0.04	2.32 ± 0.02	0.330
Relative weights of organs (g/kg)
RW of liver	24.79 ± 1.60	29.86 ± 1.10	0.026
RW of spleen	1.51 ± 0.06	2.82 ± 0.22	0.000
RW of bursa	4.54 ± 0.20	3.76 ± 0.11	0.006

Values were expressed as means ± standard error (SE) (n = 6).

Abbreviations: DFI, daily feed intake; DWG, average daily weight gain; FCR, feed conversion ratio; RW, relative weights.