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題 名 | 太魯閣國家公園高山地區植被類型之分類=Classification of Vegetation Types in the High Mountain Area of Taroko National Park |
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作 者 | 周富三; 楊智凱; 廖俊奎; 陳添財; 楊遠波; | 書刊名 | 國家公園學報 |
卷 期 | 15:2 民94.12 |
頁 次 | 頁43-63 |
分類號 | 436.12 |
關鍵詞 | 太魯閣國家公園; 高山地區; 植被類型; Taroko national park; High mountain area; Vegetation types; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究之目的在調查太魯閣國家舒園高山地區的植被類調查期間以設置了127個20m × 20m 或20 × 40m 或30m × 30m的樣區。依據植物社會的外貌,區分為高山灌叢群系、針葉樹林群系、針闊葉樹混合林群系及常緣闊葉樹林群系;再依據樣區的植物組成,使用雙向指標種分析法、降趨對應分析法與列表比較法將127個樣區分成8個林型及8個亞型,分別為玉山箭竹灌叢型(其下再分黃花薹亞型、A2.玉山箭竹亞型)玉山圓柏灌叢型、臺灣冷杉型、臺灣冷杉 × 臺灣鐵杉林型、臺灣鐵杉林型、臺灣二葉松林型、西施花-臺灣鐵杉林型、(其下再分G1. 臺灣扁柏亞型G2.紅檜亞型 G3. 臺灣雲杉亞型G4. 臺灣黃杉亞型G5. 巒大杉亞型G6. 臺灣鐵杉亞型)與假長葉楠-狹葉櫟林型。採用直接梯度分析法來了解植物社會與海拔高之間的關係,結果顯示4個群系的海拔分布範圍,分別為Ⅰ高山灌叢群系(高山植群帶):3200-3600公尺、Ⅱ.針葉樹林群系(冷杉林帶、鐵杉林帶):2800-3200公尺、Ⅲ.針闊葉樹混合林群系(鐵杉雲杉林帶):2400-2800公尺、Ⅳ.常緣闊葉樹林群系(櫟林帶上層):2000-2400公尺。 |
英文摘要 | The purpose of this study is to investigate vegetation types in the high mountain area of Taroko National Park. One hundred and twenty-seven plots with avarious sizes of 20×20□, 20×40□, 30×30□, were sampled in the area. According to physiognomy, plant communities can be divided into alpine thicket formation, needle-leaved forest formation, needle-leaved and broad-leaved mixed forest formation and evergreen broad-leaved forest formation. Further, according to floristic compositions of plots, the vegetation types were classified by the two-way indicator species analysis (TWINSPAN), detrended correspondence analysis (DCA) and tabular comparison methods. The plots in the investigated area are divided into 8 vegetation toypes and 8 subtypes based on characteristic species and dominant species. These vegetation types are Yushania niitakayamensis thicket type (Carex chrysolepis subtype and yushania niitakayamensis subtype), Juniperus squamata thicket type, Abies kawakamii forest type, Abies kawakamii × Tsuga chinensis forest type (Chamaecyparis obtuse subtype, Chamaecyparis formosana subtype, Picea morrisonicola subtype, Pseudotsuga wilsoniana subtype, Cunninghamia konishii subtype, Tsuga chinensis subtype) and Machilus japonica – Cyclobalanopsis stenophylloides forest type. Using gradient analysis method to show the altitudinal distribution of the eight plant communities described, and estimated boundaries between the four formations. The altitudinal boundaries between alpine thicket formation, needle-leaved forest formation, needle-leaved and broad-leaved mixed forest formation and evergreen broad-leaved forest formation are ca. 3200 m, 2800 m and 2400 m, respectively. |
本系統中英文摘要資訊取自各篇刊載內容。