Table 4.
Effect of NCG on rumen fermentation parameters of experimental Jersey cattle.
| Items | Treatmentsa | SEMb | P | |
|---|---|---|---|---|
| CON | NCG | |||
| NH3-N (mg/dl) | 9.72 | 10.67 | 0.57 | 0.44 |
| Acetic acid (mol/100 mol) | 66.13 | 66.45 | 0.72 | 0.65 |
| Propionic acid (mol/100 mol) | 18.58 | 17.25 | 1.19 | 0.29 |
| Isobutyric acid (mol/100 mol) | 0.63 | 0.64 | 0.07 | 0.85 |
| Butyric acid (mol/100 mol) | 11.68 | 10.18 | 0.78 | 0.08 |
| Valeric acid (mol/100 mol) | 0.55 | 0.60 | 0.10 | 0.63 |
| Isovaleric acid (mol/100 mol) | 1.17 | 1.19 | 0.09 | 0.87 |
| Total VFA (mM) | 73.42 | 72.11 | 1.72 | 0.73 |
| Acetic/Propionic | 3.44 | 3.44 | 0.07 | 1.00 |
a
CON, CON group, N = 6, basal diet without supplementation of N-carbamylglutamate; NCG, N = 8, treatment that added 20 (g/d/head) N-carbamylglutamate.
b
SEM was standard error of means.