[1]陈英,杨华,李伟,等. 北京地区侧柏人工林标准木生长过程研究[J].西北林学院学报,2012,27(05):153-157.
 CHEN Ying,YANG Hua,LI Wei,et al. Standard Tree Growth of Platycluadus orientalis Plantation in Beijing[J].JOURNAL OF NORTHWEST FORESTRY UNIVERSITY,2012,27(05):153-157.
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 北京地区侧柏人工林标准木生长过程研究()
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《西北林学院学报》[ISSN:1001-7461/CN:61-1202/S]

卷:
第27卷
期数:
2012年05期
页码:
153-157
栏目:
出版日期:
2012-09-20

文章信息/Info

Title:
 Standard Tree Growth of Platycluadus orientalis Plantation in Beijing
文章编号:
1001-7461(2012)05-0153-05
作者:
 陈英杨华李伟许俊利王金增
 (1.北京林业大学 省部共建森林培育与保护教育部重点实验室,北京 100083;2.北京市林业勘查设计院,北京 100714)
Author(s):
 CHEN Ying YANG Hua LI Wei XU Jun-li WANG Jin-zeng
 (1. Key Laboratory for Silviculture and Conservation, Ministry of Education, Beijing Forestry University, Beijing 100083, China; 2. Academy of Forest Survey and Design and Planning, Beijing 100714, China)
关键词:
 侧柏人工林标准木生长模型生长规律北京地区
Keywords:
Platycladus orientalis plantationstandard treegrowth modelgrowth regularityBeijing area
分类号:
S791.380.6
文献标志码:
A
摘要:
 从北京地区的6个郊区县设置侧柏人工林样地17块,获取了34株标准木,进行树干解析,建立胸径和树高生长模型,对其生长过程进行分析研究。结果表明:所建立的北京侧柏人工林标准木的胸径和树高生长模型均具有较高的预估精度,其精度分别为98.992 1和93.073 4;胸径的最优生长模型为Gompertz模型,树高的最优生长模型为Richards模型,可用于北京地区侧柏人工林生长过程的预测。在树龄<48 a时,胸径生长的增长速度较快,在48 a<树龄<81 a期间,胸径的生长维持在较高的水平;胸径连年生长量出现3次较明显的生长高峰,且每隔一定年限发生1次,可用于指导间伐抚育期。树高生长在24 a以内都维持在一个较高的水平,连年生长量和平均生长量的最大值均出现在9~18 a,第15年时,平均和连年生长量相等,在树龄大于24 a后,平均和连年生长量一直处于下降水平,维持在0.04~0.16 m。

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