抄録
1. The pH value of gastric juice in the rumen was in a range of 6.1 to 7.8. It was 6.9 to 7.0 in 20 cases, 6.7 to 6.8 in 14 cases, 6.5 to 6.6 in 13 cases, 7.3 to 7.4 in 12 cases, and 7.1 to 7.2 in 10 cases out of 86 examined.
2. The 30-minute value of gas formation was in a range of 0.1 to 3.0 cc. It was 0.6 to 1.0 cc in 37 cases (57.8%), 0.1 to 0.5cc in 9 cases (13.5%), and 1.1 to 1.5cc in 8 cases (12.3%) out of 64 examined. The 60-minute value was 0.6 to 1.0cc in 23 cases and 1.1 to 1.5cc in 15 cases out of 61 tested.
3. In an experiment on cellulose digestion, the time required for decomposition was within 50 hours in 27 cases, 51 to 70 hours in 10 cases, and over 71 hours in 24 cases out of 61 examined.
4. In an experiment on nitrite reduction, the time required for the appearance of a peak of reducing power was 3 minutes in most of the first test tubes of 0.25cc, 5 minutes in most of the second test tubes of 0.5cc, 10 minutes in the third test tubes of 0.75cc, and 15 minutes in the fourth test tubes of 1.00cc.
