Table 4. Effects of replacing soybean meal with perilla seed meal on growth performance of ROSS 308 broilers

Item	CON	T1	T2	T3	SE	p-value
Body weight (g)
Initial BW	44.60	45.00	44.60	45.00	0.02	-
2 wks	194.33^b	190.67^b	203.67^a	200.00^a	2.21	0.031
5 wks	1,208.67^b	1,205.67^b	1,258.00^a	1,256.00^a	13.51	0.028
Week 0–2
Weight gain (g)	149.73^c	145.67^c	159.07^a	155.00^b	4.35	0.036
Feed intake (g)	258.20	259.67	258.33	258.33	1.41	0.854
Feed conversion ratio (g/g)	1.72^b	1.78^a	1.62^c	1.67^c	0.07	0.037
Week 2–5
Weight gain (g)	1,014.33^b	1,015.00^b	1,054.33^a	1,060.22^a	8.43	0.043
Feed intake (g)	1,717.33^c	1,777.00^a	1,735.33^b	1,829.33^a	10.24	0.041
Feed conversion ratio (g/g)	1.69^b	1.74^a	1.65^b	1.73^a	0.04	0.048
Week 0–5
Weight gain (g)	1,164.07^b	1,160.67^b	1,213.40^a	1,215.22^a	14.87	0.025
Feed intake (g)	1,975.53^c	2,036.67^b	1,893.67^d	2,087.67^a	23.41	0.033
Feed conversion ratio (g/g)	1.72^a	1.76^a	1.67^b	1.73^a	0.04	0.018

Means in tde same row witd different superscripts differ (p < 0.05).
CON, basal diet; T1, replacing 0.5% soybean meal witd perilla seed meal; T2, replacing 1% soybean meal witd perilla seed meal; T3, replacing 2% soybean meal witd perilla seed meal; SE, standard error.