Table 9. Effects of different levels of organic chromium and SeMet cocktails on fecal microbiota at the genus level in broilers

Items	CON¹⁾	CS4	CS8	SE	p-value
Bacteroides	13.467	18.202	10.545	3.227	0.277
Parabacteroides	4.715	15.827	13.167	3.403	0.094
Peptostreptococcaceae	19.070	9.681	12.800	4.859	0.407
Lactobacillus	4.764^b	9.814^a	10.196^a	0.541	< 0.001
Clostridium_sensu_stricto_1	17.781	2.590	9.510	4.263	0.078
Enterobacterales	10.497	2.699	4.649	3.368	0.272
Lachnospiraceae	1.090	6.012	5.286	1.451	0.070
Enterococcus	3.862^b	7.973^a	7.192^a	0.757	0.005
Clostridia	3.866	3.218	3.905	1.278	0.913
Oscillospiraceae	2.227	2.337	2.776	0.798	0.877
Rest	18.661	21.647	19.974	2.942	0.776

CON, basal diet; CS4, CON + 0.2 ppm selenomethionine and 0.2 ppm organic chromium; CS8, CON + 0.4 ppm selenomethionine and 0.4 ppm organic chromium.
Means within column with different superscripts differ significantly (p < 0.05).
SeMet, selenomethionine.