Table 3.
Table 3. Field experiment results.
| No. | Average Perimeter of Cross-Section/m | Ratio of Abnormal Area at Different Heights | ||||
|---|---|---|---|---|---|---|
| 0.6 | 0.9 | 1.2 | 1.5 | 1.8 | ||
| L01 | 4.35 | 65.71% | 70.31% | 68.75% | 74.19% | 73.53% |
| L02 | 2.74 | 60.32% | 54.37% | 55.32% | 63.16% | ⁄ |
| L03 | 4.91 | 68.89% | 65.79% | 74.68% | 69.89% | ⁄ |
| L04 | 5.02 | 71.74% | 75.61% | 76.92% | 76.60% | ⁄ |
| L05 | 4.91 | 71.68% | 73.68% | 72.22% | 68.42% | ⁄ |
| L06 | 4.89 | 62.33% | 66.67% | 58.93% | 57.14% | ⁄ |
| L07 | 3.66 | 58.12 | 53.19 | 58.91 | 50.83 | 52.65 |
| L08 | 1.81 | 59.26 | 51.85 | 69.77 | 59.20 | 59.86 |
| L09 | 1.95 | 67.28 | 56.15 | 53.94 | 62.94 | 69.14 |
| L10 | 2.17 | 60.15 | 61.75 | 62.68 | 59.42 | 52.75 |