Treatments | SEM | P value | ||||
---|---|---|---|---|---|---|
Control | NaNO3 | NH4Cl | NaNO3 + NH4Cl | |||
pH | 6.77 | 6.83 | 6.83 | 6.82 | 0.013 | 0.302 |
Ammonia (mg/dL) | 20.83Cb | 23.52Ba | 22.29BCa | 26.13A | 0.623 | <0.001 |
Acetate (mM) | 21.67 | 26.54 | 22.34 | 24.40 | 0.934 | 0.264 |
Propionate (mM) | 4.92 | 4.55 | 5.12 | 4.28 | 0.180 | 0.369 |
Isobutyrate (mM) | 0.43 | 0.38 | 0.35 | 0.30 | 0.032 | 0.579 |
Butyrate (mM) | 1.96Aa | 1.21Bb | 2.07Aa | 1.36Bb | 0.122 | 0.002 |
Isovalerate (mM) | 0.52 | 0.65 | 0.54 | 0.47 | 0.043 | 0.580 |
Valerate (mM) | 0.38 | 0.42 | 0.38 | 0.33 | 0.021 | 0.549 |
Total volatile fatty acids (mM) | 29.87 | 33.75 | 30.80 | 31.13 | 1.035 | 0.651 |