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作者Chang, Chih-Yi;Wang, Wei;Li, Pei-Hua;Tzeng, Hsy-Yu;Tseng, Yen-Hsueh
出版日期2026
著作名稱Water availability outweighs heat and human pressure in shaping threatened plant hotspots in Kenting, Taiwan: Implications for island biodiversity conservation [SCI]
刊名Taiwania
71
1
頁數101-116
被收錄索引SCI
主題植物
關鍵字Anthropogenic factors; environmental factors; hotspot conservation; rare plant; threatened plant species
摘要Effective biodiversity conservation requires identifying species-rich hotspots, especially for threatened taxa. This study identified threatened plant hotspots in Kenting National Park, Taiwan, and examined the environmental and anthropogenic factors shaping their distribution. Field surveys and herbarium records documented 140 taxa, including 18 Critically Endangered, 35 Endangered, 81 Vulnerable, and 6 potentially threatened species, with 32.14% endemic to Taiwan. Six major hotspots were delineated, with the Nanjen–Chufongbi–Jialeshuei region showing the highest diversity. Nonparametric correlation analysis indicated that water-related variables, particularly mean annual precipitation (ρ = 0.420) and winter precipitation ratio (ρ = 0.399), were the strongest positive drivers of hotspot distribution, followed by energy-related variables such as mean annual temperature and warmth index (both ρ = −0.308), altitude (ρ = 0.320), and human activities (ρ = −0.137). Habitat fragmentation, invasive species such as Leucaena leucocephala, and localized human disturbance were identified as major threats to hotspot integrity. Beyond the Kenting context, this study provides a transferable framework for identifying and managing threatened plant hotspots in tropical and subtropical island ecosystems, offering strategic insights for broader biodiversity conservation.
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DOI10.6165/tai.2026.71.101
計畫主持人Yen-Hsieh Tseng
計畫編號PG10903-0151(2020) and PG11001-0454 (2021)
計畫年度109-110
計畫委託單位Kenting National Park
計畫名稱Monitoring and Conservation Research of Rare Plants in Kenting National Park
系統號NO000007550

May 10 2024 17:17:25
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