白马雪山国家级自然保护区森林资源现状分析

摘要

This paper analyzed the present status of forest resources in Baimaxueshan National Nature Re -serve based on the data of forest resource planning and design in 1996, 2006 and 2016.The results showed that the forest coverage rate was 79.7%and volume of standing trees was 49610560 m3,that the natural forest was predominant with the proportion of 99.3% and the artificial forest area was gradually increasing,that the dominant tree species was Abies fabri with the proportion of 53.4%and the near-ma-ture,mature and over-mature forests were up to 89.4%,and that the forests generally remained healthy.%根据1996年、2006年和2016年森林资源规划设计调查数据,对白马雪山国家级自然保护区森林资源现状进行分析.结果表明:森林覆盖率达79.7%,活立木蓄积量为49610560 m3;天然林占绝对优势(99.3%),人工林面积在逐渐扩大;乔木优势树种以冷杉为主(53.4%),龄组以近成过熟林为主(89.4%);森林健康状况总体上处于健康水平.