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Physicochemical properties of the rumen.
| Parameter | References | |
|---|---|---|
| Temperature | 39°C (optimal), vary in between 38–41°C | (2, 8) |
| pH | ~6.5 (buffered in the range of 5.5–7.0) | |
| Dry content | Maintained constant around 10–20% | |
| Osmolality | 250–400 mOsmol/Kg (increases with the feed intake) | |
| Redox potential | Lies within the range of −150 to −350 mv | |
| Gaseous composition | CO2 (65%), CH4 (27%) are the major gases produced by fermentation. N2 (7%), O2 (0.6%) H2 (0.2%) are present in traces. |
