Table 4.

Offal organ weight in 21 and 42 d of broilers as affected by dietary MOA supplementation (% of body weight).

Item	Ctrla	LMOA	HMOA	SEM	P -value
					ANOVA	Linear	Quadratic
21 d
Spleen	0.10	0.10	0.08	0.01	0.31	0.21	0.38
Pancreas	0.32	0.30	0.29	0.02	0.58	0.32	0.80
Liver	2.41	2.52	2.43	0.12	0.79	0.89	0.51
42 d
Spleen	0.12	0.14	0.12	0.02	0.75	0.95	0.46
Pancreas	0.17	0.20	0.20	0.02	0.30	0.19	0.40
Liver	1.97	2.09	2.01	0.07	0.48	0.71	0.26

^a−bIn each row means with the same letter represented no significant differences.

^aCtrl: a basal diet of corn-soybean meal with 0 mg/kg of mixed organic acid; LMOA: a basal diet with 3,000 mg/kg of mixed organic acids; HMOA: a basal diet with 6,000 mg/kg of mixed organic acids. n = 8.