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Updated: May 31, 2026

04:35
Development of an Individual-Tree Basal Area Increment Model using a Linear Mixed-Effects Approach
Published on: July 3, 2020
Application of China's National Forest Continuous Inventory database.
Xiaokui Xie1, Qingli Wang, Limin Dai
1Institute of Applied Ecology, Chinese Academy of Sciences, 72 Wenhua Road, Shenyang 110016, China. xiexiaokui@gmail.com
Environmental Management
|July 16, 2011
Summary
China
Area of Science:
- Forestry science
- Spatial database management
- Sustainable forest management
Background:
- Accurate forest inventory data is crucial for sustainable forest management.
- China's National Forest Continuous Inventory (NFCI) faces timeliness challenges due to 5-year inventory cycles.
- Existing data requires timely updates for effective forest resource assessment.
Purpose of the Study:
- To enhance the timeliness and accessibility of forest spatial database information.
- To develop methods for updating forest inventory data between periodic assessments.
- To improve public engagement in sustainable forest management planning.
Main Methods:
- Developed a forest growth simulation model for inter-inventory data updates.
- Created a 3D virtual reality system for visualizing forest landscapes.
- Implemented an internet publishing system using open-source WebGIS (UMN Map Server).
Main Results:
- A forest growth model effectively updates the spatial database between inventories.
- A 3D VR system aids in forest plan design and management visualization.
- An internet publishing system enhances data transparency and public participation.
Conclusions:
- The developed systems improve the timeliness and utility of forest spatial databases.
- Innovative approaches support more effective and participatory sustainable forest management.
- Enhanced data accessibility and visualization are key to modern forestry practices.

