Effect of protease supplementation on apparent ileal crude protein and amino acid digestibility of over-processed soybean meals in broilers

Table 4 Productive performance from 14 to 21 days of the broilers fed with the experimental diets

Parameter	SBM processing			Protease		Experimental diets						SEM	P-value
Parameter	SBM	SBM30	SBM60	No	Yes	SBM	SBM + E	SBM30	SBM30 + E	SBM60	SBM60 + E	SEM	P	E	P × E
ADFI¹, g/d	76.96^x	76.36^xy	73.43^y	75.95	75.22	77.01	76.91	75.96	76.76	74.86	71.99	3.34	0.02	0.49	0.34
ADG, g/d	47.78	44.17	38.83	43.67	43.52	48.53^a	47.01^ab	42.27^bc	46.08^ab	40.21^cd	37.45^d	2.79	< 0.0001	0.86	0.01
FCR	1.61	1.73	1.90	1.75	1.75	1.59^d	1.64^cd	1.80^abc	1.66^bcd	1.86^ab	1.95^a	0.12	< 0.0001	0.99	0.04

¹Abbreviations: ADFI average daily feed intake, ADG average daily gain, FCR feed conversion ratio, SEM standard error of the mean, P soybean meal processing, E enzyme supplementation
^a,b,c,dMeans with different superscript letters within a row are significantly different (P < 0.05)
^x,yMeans with different superscript letters within a row are significantly different (P < 0.05)

ISSN: 2049-1891