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題 名 | 海岸山脈臺灣蘇鐵自然保護區之植群生態研究=Study on the Vegetation Ecology of Coastal Mountains Cycas Taiwaniana Nature Reserve |
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作 者 | 葉慶龍; 范貴珠; | 書刊名 | 國立中興大學實驗林研究彙刊 |
卷 期 | 19:2 1997.09[民86.09] |
頁 次 | 頁25-45 |
分類號 | 436.12 |
關鍵詞 | 海岸山脈臺灣蘇鐵自然保護區; 植群生態; 降趨對應分析; 植群型; Coastal mountains cycas taiwaniana nature reserve; Vegetation ecology; Detrended correspondence analysis; Vegetation type; |
語 文 | 中文(Chinese) |
中文摘要 | 海岸山脈臺灣蘇鐵自然保護區位於臺東林管處所轄之成功事業區第31、32林班, 全區面積為 38 公頃,海拔高度為 300-800 公尺。 本研究結果顯示,保護區內之植物種類 計有 155 種,隸屬 71 科,133 屬; 其中稀有植物計有臺灣蘇鐵、臺灣黃楊、唐杜鵑、南 仁鐵色、臺灣省假黃楊、灰背櫟、太魯閣櫟、薄葉嘉賜木、山肉桂、林氏木薑子、臺灣紅豆 、臺東石楠、鉤藤、臺灣香檬及莎勒竹等 15 種。 而以 18 個林分樣區及 7 項環境因子經 降趨對應及列表比較法分析後, 將保護區植群分為四型四亞型:A 山黃麻型, 本型又分為 (A �� ) 構樹-山黃麻亞型、(A �� ) 呂宋莢迷-青剛櫟亞型;B 山鹽青型;C 五掌楠-軟 毛柿型,本型又分為 (C �� ) 大葉楠-樹杞型、(C �� ) 小梗木薑子-軟毛柿亞型; D 灰 背櫟-紅皮型。本保護區植群分化主要受到演替度、海拔高度、全天光空域及直射光空域之 影響,A 與 B 植群型為演替初期植物社會,而 C 與 D 型則為已趨極盛相之植物社會。 由 於臺灣蘇鐵屬於演替早期之陽性樹種,林下小苗不多,為保育稀有的台灣蘇鐵,或可考慮以 人工方式復育臺灣蘇鐵之族群。而依據學者研究結果,建議將保護區更名為「海岸山脈臺東 蘇鐵自然保護區」。 |
英文摘要 | Coastal mountains Cycas taiwaniana nature reserve belongs to compartemnt 31 and 32,Cheng-Kung working circle, Taitung forest district office, Taiwan Forest Bureau. The elevation ranges from 300m to 800m. the reserve area is about 38 ha. In the plant inventory, there are 71 families, 133 genera, 155 species, among which 15 species are rare. i.e. Cycas taiwaniana, Buxus microphylla, Rhodoendron simsii, Drypetes hieranensis, Liodendron formosanum, Cyclobalanopsis hypophaea, Quercus tarokoensis, Casearia membranacea, Cinnamomum insularimontanum, Litsealinii, Ormosia formosana, Photinia ordisifolia, Uncaria rhynchophylla, Citrus depressa, Schizostachyum diffusum. This research was made to investigate the correlation between vegetation types and environmental factors by both the detrended correspondence analysis and tabular comparsion analysis from 18 samples and 7 environmental factors of this nature reserve. The vegetation was divided into 4 types and 4 subtypes:(A)Trema orientalis type including (A��)Broussonetia papyrifera-Trema orientalis subtype and (A��)Viburnum luzonicum - Cyclobalanopsis glacua subtype;(B)Rhus chinensis var. Roxburghii type;(C)Neolitsea konishii - Diospyros eriantha type including (C��)Machilus japonica - Ardisia sieboldii subtype and (C��)Litsea krukovii - Diospyros eriantha subtype;(D)Cyclobalanopsis hypophaea - styrax suberifolia type. The differentiation of dthe vegetation in this area mainly affected by the degree of succession, altitudinal gradient, whole light sky space and direct light sky space. Vegetation type A and B are the plant communities of earlier stages on succession, type C and D are near climax. Cycas taiwaniana is the intolerant tree of the earlier stages on succession, and there are some disturbances on this reserve. For the conservation of Cycas taiwaniana, some artificial restoration may be necessary. We suggest that this reverse should change its title for 'Coastal mountains Cycas taitungensis nature reserve according tos the result of scholar's study. |
本系統中英文摘要資訊取自各篇刊載內容。