摘要
以小陇山林区为总体,采用线路、典型样地及访问调查的方法,并采用定量化和权重分配法,对该16种珍稀濒危树种在小陇山层面上的物种"濒危系数"和"优先保护值"进行了分析,提出了在本区的物种濒危程度和优先保护序列,为该林区的森林可持续经营,特别是生物多样性保护提供了基本依据。
Take Xiaolongshan forest area as whole, applying the methods of line, typical sample plots and interview investigation, and applying quantitative method and weight distribution method, 16 species of rare and endangered tree species in Xiaolongshan forest area were analyzed, endangered species degree and priory conservation sequence in this area were put forward, and provided the basis for sustainable management of forest in this forest area and especial for biodiversity conservation.
出处
《甘肃林业科技》
2009年第2期25-30,共6页
Journal of Gansu Forestry Science and Technology
基金
国家林业局林木培育实验室基金项目"甘肃小陇山植被类型调查及多样性研究"
中国林科院林业研究所中央级公益性科研院所基本科研业务费专项资金项目"甘肃小陇山次生林主要林型结构特征(RIF2008-06)"
关键词
小陇山林区
珍稀濒危树种
濒危程度
优先保护序列
Xiaolongshan forest area
rare and endangered tree species
endangered species degree
priory conservation sequence
