蛟河市林业局蒙古栎纯林生长量初探

Mongolian Oak Pure Forest Growth of Jiaohe Forestry Bureau

对吉林省蛟河市辖区蒙古栎纯林十年间生长变化情况进行研究,结果表明该地区蒙古栎中龄林十年间单株平均生长量约为0.059cm,生长量总体服从正态分布,生物量积累缓慢;胸径主要分布区间为5cm^25cm,胸径为10cm^15cm的蒙古栎样木共计85株,占样木总数45%以上,为样地内主要样木,样木胸径总体也呈正态分布,和以往研究结果一致。

In this paper,the research of the Quercus mongolica to change decades in the area of Jiaohe City,the results showed that the average growth rate of in the area of Quercus mongolica is about 0. 059 cm,and the growth rate of the whole plant is normally distributed. The main distribution range of the diameter at breast height was 5cm ~ 25 cm range,and the total number of 10 cm ~ 15 cm Quercus mongolica was 45%,and the total number of the samples was the same as that of the previous research results.