an increasing trendP < 0.1
At the genus level in Table 9 , the relative abundance of Succiniclasticum, norank_f__UCG-011 , Lachnospiraceae_NK3A20_group , and UCG-005 in the HS treatment showed a decreasing trend ( P < 0.01), and the relative abundance of norank_f__Bifidobacteriaceae performed an increasing trend compared with the TN treatment ( P < 0.1).