吉林省长春市双阳区2001年二类调查林分各龄组组成树种蓄积局级统计表

本数据是吉林省长春市双阳区2001年二类调查林分各龄组组成树种蓄积局级统计表，数据时间为2001年，数据统计了吉林省双阳区各林种、龄组、林分总蓄积、各类型林种（红松、樟子松、落叶松、云杉、冷杉、赤松、水曲柳、胡桃楸、黄波萝、榆树、枫桦、柞树）蓄积。二类清查数据为森林资源统计提供数据支撑，是在林业生产中十分重要的统计资料。

This dataset is a bureau-level statistical table of stand stock volumes categorized by age group and constituent tree species, derived from the 2001 second-class forest inventory in Shuangyang District, Changchun City, Jilin Province. The data was collected in 2001, and it covers the stock volumes of various forest types, age groups, total stand stock volume, as well as specific forest types including Korean pine, Mongolian pine, larch, spruce, fir, red pine, Manchurian ash, Manchurian walnut, Amur cork tree, elm, ribbed birch, and oak in Shuangyang District, Jilin Province. Second-class forest inventory data provides critical data support for forest resource statistics and serves as a highly important statistical resource in forestry production.