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Development of an Individual-Tree Basal Area Increment Model using a Linear Mixed-Effects Approach
Published on: July 3, 2020
Forest management in Northeast China: history, problems, and challenges
Dapao Yu1, Li Zhou, Wangming Zhou
1Institute of Applied Ecology, Chinese Academy of Sciences, 72 Wenhua Road, Shenyang 110016, China.
Environmental Management
|February 26, 2011
Summary
Northeast China
Area of Science:
- Forestry and Environmental Science
- Sustainable Forest Management
- Ecosystem Restoration
Background:
- Historical over-exploitation and neglect led to severe forest degradation in Northeast China.
- China's 1998 policy shift prioritized ecological sustainability over timber production.
- Key initiatives include the Natural Forest Conversion Program and Classification-based Forest Management.
Observation:
- Forest area and stocking levels have shown slow increases since 1998.
- Significant challenges remain with large areas of low-quality secondary forests.
- Balancing timber production with ecological restoration is an ongoing issue.
Findings:
- Policy changes have reduced timber harvesting and initiated forest recovery.
- Degraded secondary forests present complex management challenges.
- Data synthesis reveals trends in forest area, stand characteristics, and stocking levels.
Implications:
- Future forest management must address the restoration of secondary forests.
- Developing effective strategies for multi-purpose forest sustainability is crucial.
- Research and policy are needed to balance ecological health and resource utilization.
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