In the physical geography domain, it confirm the basic principle of land convertion, ecology regulation and optimal allocation by studying the theory about regional force tract using convertion.

• 在地理学方面,主要是三峡库区区域土地利用类型的胁迫转换和优化配置理论研究,即确定土地类型转换的基本原则,生态调控和优化配置的层次结构。