划分公益林经营类型区的探讨

以林业可持续发展为指导思想，以乡镇作为公益林经营类型区划分的基本单元，阐述了划分公益林经营类型区的原则，提出了采用变异系数法、主成分分析法对公益林经营类型区的划分指标体系的筛选方法与过程。提出了采用以星座图法为主、以主成分分析和模糊聚类分析为辅相结合的方法对公益林经营类型区进行划分的方法与过程。

Classification of Management Pattern Regions of Public Welfare Forests

The classification of management pattern regions is an important component of the construction of public welfare forests. Under the guideline of forestry sustainable development, the principle of the classification is expounded with regarding villages and towns as the basis units. Variation coefficient method and main composition analysis are introduced to screen out the classification targets. The method to classify management pattern regions is stated, that is, constellation graphics method is mainly used with the assistant of main composition analysis and fuzziness classification.