依据分类经营的需要、对现有林进行功能分类，提出功能分类的原则和依据。进而提出划分标准和指标体系。分析了传统的森林抚育采伐和主伐的应用对现有林。特别是天然林适用性较差，对其进行新的分类。并命名为森林经营类型的划分，给出划分标准和指标体系。实践中依据不同的功能类型，选用１５个经营类型中的相应经营类型。 According to the needs of classified management, the functional classification of existing forest, put forward the principle and basis of functional classification. Then put forward the division standard and index system. Analyzes the application of traditional forest tending and logging to the existing forest. In particular, natural forests have poor applicability and are subject to a new classification. And named for the division of forest management type, given the standard and index system. In practice, according to different types of functions, choose the 15 types of business in the corresponding type of business.