Enzymatically prepared alginate oligosaccharides improve broiler chicken growth performance by modulating the gut microbiota and growth hormone signals

Table 2 Growth performance of broiler chickens fed graded concentrations of AOS

Items	Treatment				SEM	P-value
Items	0	0.01%	0.02%	0.04%	SEM	Treatment	Linear	Quadratic
BW, g/bird
d 21	665.94	643.43	642.93	606.59	20.626	0.261	0.056	0.930
d 42	2,502.98	2,619.07	2,746.66	2,533.98	67.986	0.075	0.841	0.013
ADG, g/d/bird
d 1–21	31.14	30.02	29.99	28.17	1.031	0.261	0.056	0.930
d 22–42	88.73	94.25	100.33	90.20	3.237	0.075	0.841	0.013
d 1–42	59.52^b	61.51^ab	65.50^a	58.13^b	1.629	0.028	0.524	0.006
ADFI, g/d/bird
d 1–21	47.56	46.65	46.84	44.77	1.122	0.357	0.093	0.747
d 22–42	151.98^b	162.58^ab	165.46^a	151.44^b	3.856	0.030	0.639	0.004
d 1–42	98.67^bc	103.51^ab	105.04^a	96.99^c	2.039	0.028	0.343	0.004
F/G
d 1–21	1.53	1.56	1.56	1.60	0.025	0.335	0.077	0.856
d 22–42	1.72	1.73	1.65	1.69	0.036	0.439	0.471	0.431
d 1–42	1.66	1.69	1.63	1.68	0.026	0.443	0.889	0.446

ISSN: 2049-1891