Table 1 The area fraction of the forest with different management practices in different periods
From: Dynamics of gaps and large openings in a secondary forest of Northeast China over 50 years
Periods | Area fraction of the forest with different management practices (%) | ||
|---|---|---|---|
Tending | Clear cutting | Afforestation | |
1964–1976 | 2.55 | 0.51 | 4.28 |
1977–1986 | 1.12 | 0 | 2.85 |
1987–1994 | 2.80 | 0 | 1.53 |
1995–2003 | 0 | 0 | 0.25 |
2004–2014 | 0 | 0 | 0 |
Total | 6.47 | 0.51 | 8.91 |