From: Porcine ear necrosis in weaned piglets: prevalence and impact on daily weight gain
Parameter | Result | Laboratory reference values |
---|---|---|
Macroscopic evaluation | ||
Physical appearance | Orange sediment | Bright |
Smell | No | No |
Color | Yellowish | Colorless |
Bacteriological analysis | ||
Number of coliforms (cfu/ml) | 0 | < 100 |
Intestinal enterococci (cfu/100 ml) | 2 | < 1 |
Sulfite-reducing clostridia (cfu/ 20 ml) | 1 | < 1 |
Aerobic bacteria (22 °C) in total (cfu/ml) | 2400 | < 100,000 |
Aerobic bacteria (37 °C) in total (cfu/ml) | 530 | < 100,000 |
Chemical analysis | ||
pH | 7.70 | 4–9 |
Ammonium (mg/l) | 0.78 | ≤ 2 |
Nitrates (mg/l) | < 10 | ≤ 200 |
Nitrites (mg/l) | < 0.10 | ≤ 0.5 |
Sulfates (mg/l) | < 5.0 | ≤ 250 |
Total hardness (°D) | 13.0 | ≤ 20 |
NaCl (mg/l) | 26.0 | ≤ 3000 |