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不同树种配置模式对人工林物种和功能多样性恢复的影响
盘李军1, 许涵2, 李艳朋2, 叶小萍1, 谭莎1, 吴华俊1, 何增丽1
1.佛山市云勇林场;2.中国林业科学研究院热带林业研究所
摘要:
以广东省佛山市云勇林场 2004 年杉木 Cunninghamia lanceolata 纯林改造后形成的人工混交林 为研究对象,通过在 12 种不同树种配置模式的群落内设置调查样地和功能性状取样,利用方差分析和聚 类分析等方法探讨了不同树种配置模式对人工林物种和功能多样性恢复的影响。结果表明:(1)树种配 置模式对不同生物多样性指标的影响存在差异,主要表现为通过影响物种均匀度指数进而影响物种多样 性的恢复。(2)树种配置模式对不同功能多样性指标的影响也存在差异,主要表现为通过功能丰富度和 功能离散度进而影响功能多样性的恢复。(3)物种多样性和功能多样性的恢复不具有同步性,因此不能 由物种多样性简单代替功能多样性的恢复。(4)基于物种和功能多样性的恢复情况和聚类分析结果,南 堡屋、羊棚和牛牯顶样地的树种配置模式更有利于云勇林场物种和功能多样性的恢复。总体而言,通过 对不同的随机树种配置模式效果进行科学筛选,有助于促进人工林物种和功能多样性的恢复进程。
关键词:  佛山市云勇林场  树种配置模式  物种多样性  功能多样性  同步恢复
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基金项目:广东省林业科技创新项目“珠三角城市群森林生态系统连通性及其优化研究(2018KJCX013)”;中国林业科学研究院中央级公益性科研院所基本科研业务费专项资金(CAFYBB2022SY014;CAFYBB2021ZH002;CAFYBB2021SY002);广东省省级生态公益林效益补偿专项资金“广东省生态公益林可持续经营模式评估研究”。
The Effects of Configuration Modes of Different Trees on the Restoration of Species Diversity and Functional Diversity in Planted Forests
PAN Lijun1, XU Han2, Li Yanpeng2, YE Xiaoping1, TAN Sha1, WU Huajun1, HE Zengli1
1.Foshan Yunyong forest farm;2.Research Institute of Tropical Forestry,Chinese Academy of Forestry
Abstract:
The pure Cunninghamia lanceolata plantations were transformed into mixed plantations in 2004 in Yunyong Forest Farm, Foshan, Guangdong Province. By setting up the survey plots and the measurements of plant functional traits, the effects of configuration modes of different trees on the restoration of species diversity and functional diversity were analyzed. The results showed that:(1)There were differences in the effects of configuration modes of different trees on the indicators of species diversity, which mainly showed that it affected the restoration of species diversity by affecting the species evenness index.(2)There are also differences in the effects of configuration modes of different trees on the indicators of functional diversity, which mainly showed that it affected the restoration of functional diversity by affecting the functional richness and functional dispersion.(3)The restoration of species diversity and functional diversity is not synchronous, so the restoration of functional diversity cannot be simply replaced by species diversity.(4)Based on the restoration of species and functional diversity and the results of cluster analysis, M9, M7 and M8 could be used as the best configuration modes of trees for the restoration of biodiversity in Yunyong Forest Farm. Overall, scientific selection process of configuration modes of different trees is helpful to promote the restoration of species and functional diversity of the planted forests.
Key words:  Yunyong Forest Farm in Foshan  configuration modes of different trees  species diversity  functional diversity  synchrony of restoration