Table 2.
Chemical composition of the chicken feces used for this study

Composition	Amount
Dry matter (%)	21.85±0.605
pH	5.70±0.034
Ammonia-N (mg /100 mL)	56.71±15.228
Total VFA1 (mM)	35.96±1.456
Acetate (% of total VFA)	84.39±0.815
Propionate (% of total VFA)	7.76±0.462
Butyrate (% of total VFA)	5.00±0.363
Valerate (% of total VFA)	ND2
A:P ratio3	10.92±0.756

Total VFA=total volatile fatty acids.
ND=not detected.
A:P ratio=acetate:propionate ratio.