This study was conducted to explore the possibility of the dietary supplementation with herbal residues （HR） in sows. Sixty crossbred pregnant sows with close expected date of delivery during the 2-4 parities were used and random- ly allocated to one of three groups, representing the control group, HR group, or fermented HR group, to determine the effects of the HR and fermented HR on faeces microbial population and its metabolites. The results showed that the fecal contents of acetate, propionate, butyrate, straight-chain fatty acids, and to...
