Table 2.

Effect of dietary essential oil and antibiotics on the performance and fecal consistency of weanling pigs ¹

Item	Control	Antibiotic 1	Essential oil	SEM	P
Phase 1 (d 0 to 7)
Weight gain, g/d	354	378	416	28	0.33
Feed intake, g/d	473	478	502	26	0.71
Feed conversion	1.36	1.3	1.24	0.08	0.59
Phase 2 (d 8 to 35)
Weight gain, g/d	465b	539a	513a	15	<0.01
Feed intake, g/d	860	937	861	26	0.07
Feed conversion	1.87	1.73	1.69	0.07	0.18
Overall (d 0 to 35)
Weight gain, g/d	442b	505a	493a	15	0.02
Feed intake, g/d	783	846	789	24	0.13
Feed conversion	1.79	1.67	1.62	0.06	0.20
Feed consistency	1.53b	1.22a	1.30a	0.06	0.02

Li et al. [19].

¹Control = Basal diet; Antibiotic = Basal diet supplemented with 150 mg/kg chlortetracycline, 80 mg/kg colistin sulfate, and 50 mg/kg kitasamycin); EO = Basal diet supplemented with 18 mg/kg of thymol and cinnamaldehyde.

^a-bMeans in the same row with different superscripts are significantly different (P < 0.05).