林分年龄是研究林木生长量、制定各种经营措施以及决定采伐年限等不可缺少的重要指标,是森林调查和经营中常用的一项因子。根据林分年龄可以把林分划分为同龄林和异龄林。绝对同龄林比较少见,因此,通常要用林木的平均年龄来表示林分年龄。本文比较了几 Stand age is an indispensable and important indicator for studying the growth of forest trees, formulating various management measures and deciding the harvesting period, and is a common factor in forest investigation and management. According to the age of the forest can be divided into the same age forest and different age forest. The absolute same age forest is relatively rare, therefore, the average age of the forest is usually used to indicate stand age. This article compares a few