Table 2.
Water parameters measured at the end of the food quality experiment
| Food type | pH | Conductivity (µS/cm) | Oxygen (%) | Total PO43− (mg/liter) | NH4+ (mg/liter) | CFU × 106 (ml −1) | FM × 10−5 (g/ml) |
|---|---|---|---|---|---|---|---|
| TetraMin | 6.63 ± 0.53 | 66.92 ± 1.92 | 42.78 ± 6.27 | 4.35 ± 0.41 | 5.96 ± 0.30 | 1.80 ± 3.22 | 5.70 ± 1.41 |
| TetraPhyll | 6.71 ± 0.45 | 71.30 ± 5.97 | 43.19 ± 16.16 | 4.27 ± 0.57 | 6.66 ± 0.65 | 3.56 ± 5.68 | 5.15 ± 2.46 |
| Chironomid larvae | 6.89 ± 0.59 | 102.7 ± 4.57 | 53.70 ± 26.75 | 3.56 ± 0.25 | 10.49 ± 0.62 | 3.60 ± 5.51 | 8.35 ± 2.22 |
| Walnut fresh leaves | 7.35 ± 0.22 | 37.97 ± 7.77 | 91.86 ± 3.67 | 0.83 ± 0.27 | 1.09 ± 0.19 | 0.02 ± 0.04 | 7.43 ± 4.20 |
| Walnut fallen leaves | 7.65 ± 0.73 | 26.96 ± 8.60 | 92.94 ± 6.05 | 0.51 ± 0.18 | 0.75 ± 0.38 | 5.12 ± 1.09 | 10.68 ± 4.69 |
| Baker’s yeast | 6.91 ± 0.96 | 26.51 ± 9.83 | 77.49 ± 25.93 | 1.58 ± 0.58 | 2.04 ± 1.11 | 9.28 ± 7.93 | 4.84 ± 4.10 |
CFU, colony forming units; FM, filterable matter. Mean values ± SDs are shown.