2012年重庆市二类调查用材林近成过熟林按可及度、出材等级统计表

该数据为2012年重庆市二类调查用材林近成过熟林按可及度、出材等级数据、记录和统计内容包含统计单位名称、统计单位代码、林分起源、优势树种、可及度面积合计、可及度蓄积合计、即可及面积合计、即可及蓄积合计、将可及面积合计、将可及蓄积合计、不可及面积合计、不可及蓄积合计、出材等级面积合计、出材等级蓄积合计、Ⅰ到Ⅲ级出材等级蓄积合计等，为重庆市用材林近成过熟林按可及度、出材等级提供数据支撑服务。

This dataset is derived from the 2012 Chongqing Forest Inventory Class 2 survey, focusing on near-mature and over-mature timber forests in Chongqing, classified by accessibility and timber grade. The collected records and statistical contents include: name of statistical unit, code of statistical unit, stand origin, dominant tree species, total area and total volume grouped by accessibility, total accessible area, total accessible volume, total inaccessible area, total inaccessible volume, total area and total volume grouped by timber grade, total volume of timber grades Ⅰ to Ⅲ, etc. This dataset provides data support services for the classification analysis of near-mature and over-mature timber forests in Chongqing based on accessibility and timber grade.