Table 2.
Analysis of detached rhizosphere soil particles, root tissue debris, and associated cell numbers in suspensions after washing (T2) and subsequent sonication treatments: T3: sonication probe (low intensity), T4: sonication probe (high intensity), T5: sonication bath (low intensity), T6: sonication bath (high intensity).
| Treatment | T2 | T3∗ | T4∗ | T5∗ | T6∗ | |
|---|---|---|---|---|---|---|
| Cells associated with detached fragments per root segment | Soil particles | 2.2E+04 | 8.5E+03 | 8.6E+03 | 1.6E+03 | 2.2E+03 |
| ±8.7E+03 | ±4.9E+03 | ±3.4E+03 | ±9.9E+02 | ±1.6E+03 | ||
| Root tissue | 5.1E+03 | 1.2E+04 | 2.1E+04 | 2.0E+04 | 1.2E+04 | |
| ±5.1E+03 | ±6.7E+03 | ±4.7E+03 | ±9.7E+03 | ±3.2E+03 | ||
| Number of detached fragments per root segment | Soil particles | 4.6E+04 | 2.2E+04 | 2.3E+04 | 2.2E+04 | 2.8E+04 |
| ±1.8E+04 | ±8.8E+03 | ±1.2E+04 | ±8.1E+03 | ±1.0E+04 | ||
| Root tissue | 3.0E+03 | 1.2E+04 | 2.4E+04 | 6.2E+04 | 3.2E+04 | |
| ±1.6E+03 | ±8.6E+03 | ±3.3E+03 | ±2.1E+04 | ±2.5E+03 | ||
| Average size of detached fragments (μm2) | Soil particles | 125 | 92 | 226 | 114 | 107 |
| ±49 | ±19 | ±86 | ±65 | ±27 | ||
| Root tissue | 346 | 443 | 639 | 263 | 163 | |
| ±133 | ±248 | ±143 | ±98 | ±32 | ||
∗Sonication was applied subsequent to washing (T2). Numbers are given as mean of n = 3 individual roots. ±: standard error.