Table 2. Effects of Italian ryegrass and multi-enzymes in finisher pig diet on the growth performance during the experimental period

Treatment	C−1)	C+	IRG2.5−	IRG2.5+	IRG5−	IRG5+	SEM	p-value	IRG	Enzyme	Interaction
Initial BW	88.49	88.29	88.38	88.43	88.44	88.53	2.463	1.000	0.999	0.992	0.998
Final BW	109.90	112.82	113.62	112.54	111.06	110.84	2.517	0.899	0.673	0.795	0.708
ADG	1.020	1.168	1.202	1.148	1.077	1.062	0.062	0.305	0.229	0.604	0.246
ADFI	2.988	3.438	3.259	3.397	3.091	3.307	0.094	0.016	0.338	0.002	0.245
FE	0.342	0.341	0.368	0.337	0.348	0.320	0.016	0.457	0.505	0.137	0.592

C, control; IRG2.5, diet contains 2.5% IRG; IRG5, diet contains 5% IRG; −, without enzyme; +,with enzyme.
IRG, Italian ryegrass; BW, body weight; ADG, average daily gain; ADFI, average daily feed intake; FE, feed efficiency.