延边地区天然赤松林生长进程及其生长阶段的研究  

Growth Process and Growth Phase of Natural Japanese Red Pine Forest in Yanbian Area

作　　者：王成[1] 金永焕[1] 刘继生[1] 李英洙[1] 金春德[1] 

机构地区：[1]延边农学院果林系

出　　处：《吉林林学院学报》1996年第4期209-213,共5页

基　　金：国家自然科学基金

摘　　要：在划分延边地区天然赤松林（平均年龄为４０ａ）立地级的基础上，根据中等立地级（２级）上不同密度赤松林的调查资料，分析了赤松林的胸径、树高和材积生长过程．结果认为，赤松属早期速生，是生长持续期很长的树种．并对赤松胸径、树高和材积生长阶段进行了初步划分．The growth processes of diameter,height and tree volume of 40 year old natural Japanese red pine forest have been discussed.According to different densities on middle site.The results showed that natural Japanese red pine forest grow fast in the early stage and last for a long time.Meanwhile,the growth processes of diameter,height and tree volume of natural Japanese red pine were divided preliminarily.

关 键 词：天然赤松林 生长进程 生长阶段 赤松 

分 类 号：S791.245[农业科学—林木遗传育种]