详细信息
文献类型:期刊文献
中文题名:衡量现代林业发展水平的新标尺:森林厚度
英文题名:A New Indicator for Modern Forestry Development:Forest Thickness
作者:樊宝敏[1] 李智勇[1]
第一作者:樊宝敏
机构:[1]中国林业科学研究院林业科技信息研究所
年份:2009
期号:2
起止页码:1-5
中文期刊名:林业资源管理
外文期刊名:Forest Resources Management
收录:北大核心:【北大核心2008】;
基金:国家林业局林业软科学研究项目"现代林业理论与实践"(2007-R15)的部分内容
语种:中文
中文关键词:现代林业;森林厚度;森林覆盖率;发展指标
外文关键词:modern forestry, forest thickness, forest coverage rate, development indicator
分类号:F326.2;F758
摘要:发展以生态建设为主的现代林业,需要有一些不同于传统林业的衡量标准。本文在综合森林覆盖率、活立木蓄积量、单位面积森林蓄积量等传统林业评价指标的基础上,研究提出了一项新的指标——森林厚度。它是指用某一地区森林和树木的总蓄积量假设覆盖全部土地所能达到的厚度,单位用毫米(mm)。该指标可解决长期以来运用森林覆盖率不能全面反映生态建设水平的问题,使衡量和比较不同地区、不同时期之间的林业生态建设水平变得既简易又清晰。当指标值大于9mm时,表示生态环境优秀;6~9mm为生态良好;3~6mm为生态适中;0-3mm为生态较差。本文计算了全球、17个国家、中国不同历史时期以及不同地区的森林厚度指标值,并对其林业生态状况作了比较和评价。
Modern forestry aiming mainly at ecological construction needs some new indicators different from the traditional forestry. Based on the comprehensiveness of forest coverage rate, total standing forest stock, average forest volume, a new indicator called ‘Forest Thickness' (FT) is put forward in this paper. It is the thickness which is reached by using total stocking wood from forest and trees to cover the total land in one area with its unit being mm. This indicator solves the problem that the forest coverage rate can not express the level of forest ecological construction comprehensively with its advantage being used easier and clearer in comparing the levels of forestry development among different areas and different periods. As the indicator mark is over 9mm, it means excellent ecosystem; 6-9mm does better; 3-6mm does middle; below 3mm is lower. The indicator values of forest thickness are calculated of the world, 17 countries, historic periods and districts of China, and their status qua of forests are compared and evaluated.
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