Table 5 Environmental factors of each study site
Study site | Density | Mean area (ha) | Distance (m) | Total area(ha) | Broadleaf (%) | Clearing (%) | 100 m area (ha) |
|---|---|---|---|---|---|---|---|
Isawa1 | 82 | 0.29 | 2643 | 23.91 | 0.19 | 0.31 | 0.70 |
Isawa2 | 86 | 0.56 | 6615 | 47.78 | 0.20 | 0.17 | 3.93 |
Isawa3 | 119 | 0.07 | 1838 | 8.48 | 0.00 | 0.76 | 0.37 |
Mizusawa | 64 | 0.04 | 4682 | 2.87 | 0.12 | 0.71 | 0.07 |
Hanamaki1 | 25 | 0.13 | 2039 | 3.36 | 0.08 | 0.44 | 0.64 |
Hanamaki2 | 104 | 0.11 | 3689 | 11.24 | 0.00 | 0.59 | 0.39 |
Hanamaki3 | 75 | 0.16 | 1171 | 12.18 | 0.04 | 0.73 | 0.12 |
Hanamaki4 | 13 | 0.40 | 4150 | 5.22 | 0.23 | 0.85 | 0.04 |