摘要
文章主要根据2009年和2016年吉林省敦化林业局二类调查结果,调查研究了全局国有乔木林地分起源、龄组、林分类型的面积和蓄积,并对比两期二类调查数据,分析两期国有乔木林地面积、蓄积变化原因,为更加合理的经营敦化林业局国有乔木林提供依据。
Based on the results of the second-class survey of Dunhua Forestry Bureau in Jilin Province in 2009 and 2016, the paper investigates and studies the origin, age group, area and accumulation of state-owned arbor forests in the whole bureau, and compares the second-class survey data of two periods, analyzes the reasons for its changes of area and accumulation in the two periods, so as to provide basis for its more reasonable management in Dunhua Forestry Bureau.
出处
《内蒙古林业调查设计》
2020年第3期21-22,69,共3页
Inner Mongolia Forestry Investigation and Design
关键词
国有乔木林地
起源
龄组
林分类型
state-owned arbor forest land
origin
age group
stand type