首页|Community structure and species diversity dynamics of a subtropical evergreen broad-leaved forest in China:2005 to 2020

Community structure and species diversity dynamics of a subtropical evergreen broad-leaved forest in China:2005 to 2020

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Here,we characterize the temporal and spatial dynamics of forest community structure and species diversity in a subtropical evergreen broad-leaved forest in China.We found that community structure in this forest changed over a 15-year period.Specifically,renewal and death of common species was large,with the renewal of individuals mainly concentrated within a few populations,especially those of Aidia canthioides and Cryptocarya concinna.The numbers of individual deaths for common species were concentrated in the small and mid-diameter level.The spatial distribution of community species di-versity fluctuated in each monitoring period,showing a more dispersed diversity after the 15-year study period,and the coefficient of variation on quadrats increased.In 2010,the death and renewal of the community and the spatial variation of species diversity were different compared to other survey years.Extreme weather may have affected species regeneration and community stability in our subtropical monsoon evergreen broad-leaved forests.Our findings suggest that strengthening the monitoring and management of the forest community will help better understand the long-and short-term causes of dynamic fluctuations of community structure and species diversity,and reveal the factors that drive changes in community structure.

Community structureDeath and renewal dynamicsSpecies diversity dynamicsSouth subtropical forest

Shi-Guang Wei、Lin Li、Kun-Dong Bai、Zhi-Feng Wen、Jing-Gang Zhou、Qin Lin

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Key Laboratory of Ecology of Rare and Endangered Species and Environmental Protection(Guangxi Normal University),Ministry of Education,Guilin 541004,Guangxi,China

Guangxi Key Laboratory of Landscape Resources Conservation and Sustainable Utilization in Lijiang River Basin,Guilin 541004,Guangxi,China

School of Life & Environmental Sciences,Guilin University of Electronic Technology,Guilin 541004,Guangxi,China

Key Laboratory of Vegetation Restoration and Management of South China Botanical Garden of Degraded Ecosystems,Chinese Academy of Sciences,Guangzhou 510650,Guangdong,China

Center of Plant Ecology,Core Botanical Gardens,Chinese Academy of Sciences,Guangzhou 510650,Guangdong,China

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广西自然科学基金广西自然科学基金国家自然科学基金Foundation of Key Laboratory of Ecology of Rare and Endangered Species and Environmental Protection(Guangxi Normal University),MChinese Forest Biodiversity Monitoring Network

2022GXNSFAA0355832020GXNSFAA15910832060305ERESEP 2021Z06

2024

植物多样性(英文)
中国科学院昆明植物研究所,中国植物学会

植物多样性(英文)

CSTPCD
影响因子:0.617
ISSN:2096-2703
年,卷(期):2024.46(1)
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