Table 2.

The effect of herbal mixture or guanidinoacetic acid supplementation on growth performance in Hanhyup-3-ho chicken.¹

Items	CON	TRT1	TRT2	SEM2	P value
Average initial body weight, g	38.79	38.68	38.61	0.15	0.890
Average final body weight, g	2991b	3080a	3049ab	13.08	0.013
d 1–30
Average body weight gain, g	558	560	559	5.41	0.985
Average feed intake, g	1250	1252	1249	7.64	0.989
Feed conversion ratio	2.242	2.238	2.237	0.008	0.968
d 31–100
Average body weight gain, g	2394b	2482a	2452ab	14.30	0.035
Average feed intake, g	8164	8112	8129	17.80	0.501
Feed conversion ratio	3.413a	3.274b	3.317ab	0.022	0.033
Overall (d 1–100)
Average body weight gain, g	2952b	3042a	3011ab	13.06	0.012
Average feed intake, g	9413	9364	9379	19.83	0.594
Feed conversion ratio	3.190a	3.081b	3.115ab	0.016	0.019
Mortality	2.5	0.8	1.7	-	-

¹Abbreviations: CON, Basal diet; TRT1, Basal diet + 0.05% herbal mixture (ginseng with artichoke extract); TRT2, Basal diet + 0.06% guanidinoacetic acid.

²Standard error of means.

^a,bmeans in the same row with different superscript differ significantly (P < 0.05). Means were calculated using 12 replicates (10 birds/replicate) per treatment.