Table 4a.
Results on yield, minimum inhibitory concentration and total activities of acetone extracts obtained from aerial parts of hydroponically-cultivated S. aethiopicus following exposure to various substrate combinations and watering regimes.
| Treatment | Yield ± SE (mg) | MIC ± SE (mg/ml) | Total Activity (ml/g) | |||
|---|---|---|---|---|---|---|
| 3-days | 5-days | 3-days | 5-days | 3-days | 5-days | |
| T1 (12 H) | 162 ± 19.42 A | 168 ± 21.83 A | 0.625 ± 0.125 A | 0.5 ± 0.125 A | 90.5 ± 9.95 A | 130.76 ± 37.78 A |
| (18 H) | 0.75 ± 0 a | 0.625 ± 0.125 a | 72.13 ± 8.6 a | 103.66 ± 36 a | ||
| T2 (12 H) | 119 ± 61.27 A | 127.3 ± 15.96 A | 0.625 ± 0.125 A | 0.5 ± 0.125 A | 86.64 ± 59.29 A | 97.16 ± 27.05 A |
| (18 H) | 0.75 ± 0 a | 0.625 ± 0.125 a | 52.86 ± 27.2 a | 73.6 ± 15.7 a | ||
| T3 (12 H) | 179 ± 10.17 A | 172.3 ± 13.38 A | 0.5 ± 0.125 A | 0.313 ± 0.06 A | 129.86 ± 20.86 A | 203.2 ± 49.99 A |
| (18 H) | 0.5 ± 0.125 a | 0.375 ± 0 a | 129.86 ± 20.86 a | 153.16 ± 11.89 a | ||
| T4 (12 H) | 104 ± 47.47 A | 165.3 ± 23.88 A | 0.5 ± 0.125 A | 0.375 ± 0 A | 91.4 ± 43.79 A | 120.3 ± 21.2 A |
| (18 H) | 0.625 ± 0.125 a | 0.5 ± 0.125 a | 66.96 ± 34.15 a | 103.4 ± 32.49 a | ||
| Positive control | ||||||
| (12 H) | 0.047 ± 0.01 B | |||||
| (18 H) | 0.047 ± 0.01 b | |||||
| Negative control | ||||||
| (12 H) | No effect | |||||
| (l8 H) | No effect | |||||
Means followed by the same uppercase letters in the same column illustrate no significant difference (P > 0.05) at 12 hours post treatment following comparison using Tukey test
Means followed by same lowercase letters in the same column illustrate no significant difference at 18 hours post treatment.