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. 2022 Jun 22;13:911500. doi: 10.3389/fmicb.2022.911500

TABLE 5.

The effects of different protein dietary sources on bacterial α-diversity indices in piglets.

Item (%)	Dietary treatments¹			P-value
	FSB	FM	MFSM
Ileum
Observed_species	502 ± 91	484 ± 91	457 ± 153	0.57
Shannon	3.86 ± 0.62	3.31 ± 0.41	3.28 ± 0.79	0.19
Simpson	0.791 ± 0.141	0.777 ± 0.054	0.708 ± 0.149	0.33
Chao 1	577 ± 121	568 ± 101	528 ± 158	0.58
ACE	597 ± 122	590 ± 114	541 ± 159	0.54
Colon
Observed_species	698 ± 61^a	646 ± 49^ab	617 ± 52^b	0.05
Shannon	5.65 ± 0.57	5.47 ± 0.72	5.45 ± 0.48	0.59
Simpson	0.924 ± 0.040	0.912 ± 0.063	0.932 ± 0.025	0.48
Chao 1	768 ± 62^a	702 ± 40^b	677 ± 54^b	0.03
ACE	773 ± 62^a	709 ± 40^ab	687 ± 52^b	0.03

^a,b Different superscript letters in a row indicate a significant difference (P < 0.05).

¹FSB, fermented soybean meal; FM, fish meal; MFSM, mixture of fermented soybean meal and fish meal.

²Data were the mean of five replicates (ileum) and six replicates (colon) with one piglet each.