[1]黄欣宇,黄春晖,聂锦燕,等.马尾松-湿加松混交林与马尾松纯林生长量及林下植被特征分析[J].浙江林业科技,2022,42(04):30-36.[doi:10.3969/j.issn.1001-3776.2022.04.005]
 HUANG Xin-yu,HUANG Chun-hui,NIE Jin-yan,et al.Growth and Understory Vegetation Characters of Mixed Plantation of Pinus massoniana and P. elliottii × caribaea and Pure P. massoniana Plantation[J].Journal of Zhejiang Forestry Science and Technology,2022,42(04):30-36.[doi:10.3969/j.issn.1001-3776.2022.04.005]
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马尾松-湿加松混交林与马尾松纯林生长量及林下植被特征分析()
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《浙江林业科技》[ISSN:1001-3776/CN:33-1112/S]

卷:
42
期数:
2022年04期
页码:
30-36
栏目:
出版日期:
2022-07-15

文章信息/Info

Title:
Growth and Understory Vegetation Characters of Mixed Plantation of Pinus massoniana and P. elliottii × caribaea and Pure P. massoniana Plantation
文章编号:
1001-3776(2022)04-0030-07
作者:
黄欣宇 1黄春晖2聂锦燕1叶锦培1邓文军1蒋维昕2
(1. 苍梧县国有天洪岭林场,广西苍梧 545005;2. 广西大学林学院,国家林业和草原局中南速生材繁育重点实验室, 广西 南宁 530004)
Author(s):
HUANG Xin-yu1HUANG Chun-hui2NIE Jin-yan1YE Jin-pei1DENG Wen-jun1JIANG Wei-xin2
(1. Cangwu State-owned Tianhongling Forest Farm of Guangxi, Cangwu 545005, Guangxi, China; 2. Key Laboratory of National Forestry and Grassland Administration for Fast-growing Wood Breeding and Cultivation in Central and South China, College of Forestry, Guangxi University, Nanning 530004, China)
关键词:
混交林纯林生长量植被特征马尾松湿加松
Keywords:
mixed stand pure stand growth vegetation property Pinus massoniana Pinus elliottii × P. caribaea
分类号:
S725.2
DOI:
10.3969/j.issn.1001-3776.2022.04.005
文献标志码:
A
摘要:
对苍梧县国有天洪岭林场12 年生马尾松Pinus massoniana(桐棉种源)-湿加松P. elliottii ×P. caribaea 人 工混交林及桐棉种源、土贡种源马尾松人工纯林进行调查分析,研究种源、林分类型对林木生长量以林下植被特 征的影响。结果表明:马尾松-湿加松混交林的树高生长量显著高于桐棉种源、土贡种源马尾松纯林(P < 0.05); 马尾松-湿加松混交林中树木的平均胸径(14.96 cm)与土贡种源马尾松纯林(15.06 cm)相当,但显著低于桐棉 种源马尾松纯林(15.90 cm)(P < 0.05);马尾松-湿加松混交林与桐棉种源马尾松纯林在单株材积上无显著差异 (P ? 0.05),但优于土贡种源(P < 0.05);马尾松-湿加松混交林内马尾松的生长显著优于湿加松;从多样性指 标均值看,混交林灌木层植被的多样性较纯林高。综上,营建马尾松-湿加松混交林在林分生长及林下植被多样性 维持方面均优于马尾松纯林,且桐棉种源马尾松相对土贡种源马尾松及湿加松均具有显著生长优势。本研究结果 为马尾松人工林的经营提供了一定参考。
Abstract:
In March 2006, 1-year bare-root seedlings of different provenances of Pinus massoniana and P. elliottii × caribaea were planted under three group on the same slope in State-owned Tianhongling Forest Farm, Cangwu, Guangxi. Stand of pure P. massoniana (Tongmian provenance, TM), pure P. massoniana (Tugong provenance, TG), mixed TM and P. elliottii × caribaea (MIX) formed 3 groups. In 2018, quadrat investigations showed that height growth of MIX was significantly higher than that of two pure stands (P < 0.05). There was no significant difference of individual tree volume between MIX and TM, but obviously higher than that of TG. Growth of P. massoniana was better than that of P. elliottii × caribaea in the MIX. Shrub layer diversity under MIX had higher values than that under pure stands.

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备注/Memo

备注/Memo:
收稿日期:2021-12-14;修回日期:2022-05-18
基金项目:广西自然科学基金(2018GXNSFBA281110)
作者简介:黄欣宇,助理工程师,从事森林培育研究;E-mail:yue2005@126.com。通信作者:蒋维昕,博士,讲师,从事林木种质资源与 遗传多样性研究;E-mail:jwx_1985@163.com。
更新日期/Last Update: 2022-06-20