Table 3.

Production performance of broiler chickens.

	Experimental groups				P value
Parameters	CON-TN	LCT-TN	CON-HS	LCT-HS	Diet	Envt	Diet*Envt
1–21 d
Body weight (g/bird)	371.84 ± 2.98	360.60 ± 4.65			0.069
Body weight gain (g/bird)	329.47 ± 3.08	318.62 ± 4.63			0.080
Feed intake (g/bird)	561.05 ± 11.21	590.62 ± 19.30			0.215
Feed conversion ratio (g/g)	1.64 ± 0.04a	1.51 ± 0.03b			0.031
22–42 d
Body weight (g/bird)	1191.29 ± 24.90	1208.51 ± 15.07	1067.20 ± 20.14	1089.64 ± 13.61	0.320	<0.0001	0.894
Body weight gain (g/bird)	816.17 ± 25.77	862.05 ± 12.40	698.65 ± 16.78	717.42 ± 16.72	0.108	<0.0001	0.488
Feed intake (g/bird)	1813.26 ± 37.64a	1802.96 ± 40.18a	1461.78 ± 42.74b	1861.01 ± 76.87 a	0.002	0.013	0.001
Feed conversion ratio (g/g)	1.52 ± 0.03b	1.49 ± 0.02b	1.37 ± 0.02c	1.71 ± 0.06a	0.001	0.418	<.0001

^a,bDifferent letters indicate a significant effect of treatment at P < 0.05.