Table 3.

Effects of dietary treatments on carcass characteristics and internal organs of broilers

Treatment	Breast	Thigh	Liver	Pancreas	Gizzard	Heart	Intestine
	(% of live weight)						(cm)
Feed form
Mash	25.55	18.76	2.22b	0.21	1.19a	0.42	211.62
Pellet	26.64	18.25	2.44a	0.20	0.99b	0.44	215.66
Feed size
Course	25.92	18.49	2.26	0.19	1.10	0.44	217.12
Fine	26.27	18.52	2.39	0.21	1.09	0.42	210.16
L-threonine
+	26.04	18.49	2.22b	0.20	1.06	0.43	215.62
-	26.15	18.52	2.44a	0.21	1.12	0.43	211.66
SEM	0.38	0.23	0.06	0.01	0.03	0.01	2.96
Interaction effects
	Probability value
A × B	0.44	0.18	0.51	0.61	0.79	0.48	0.30
A × C	0.03	0.14	0.08	0.15	0.65	0.24	0.001
B × C	0.33	0.59	0.23	0.38	0.77	0.08	0.21
A × B × C	0.14	0.43	0.16	0.49	0.30	0.32	0.06

^a-bMeans without a common superscripts in per column are significantly different (P < 0.05).

A: feed form; B: feed size; C: L-threonine.