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題 名 | 玉山國家公園八通關越道植群之研究=Studies on the Vegetation of Patungkuan Lateral Trail in Yushan National Park |
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作 者 | 黃明通; 呂金誠; 歐辰雄; | 書刊名 | 林業研究季刊 |
卷 期 | 21:1 1999.03[民88.03] |
頁 次 | 頁77-92 |
分類號 | 436.12 |
關鍵詞 | 玉山國家公園; 八通關越道; 植群; Yushan national park; Patungkuan lateral trail; Vegetation; |
語 文 | 中文(Chinese) |
中文摘要 | 八通關越道位於玉山國家公園中間地帶,橫跨南投及花蓮兩縣境,全長115km,海拔由東埔(1,000m)上至大水窟(3,200m),再下至卓麓(300m),由於生育環境差異極大,動植物資源極為豐富。本研究於越道沿線設置77個樣區,調查其植群組成與構造,並以矩陣群團及極點分布序列等方法,分析植群之變異特性,並與環境因子做相關測試。 樣區中共調查到維管束植物100科,363種。經矩陣群團分析後,可將植物社會分為16個群型:(A)香楠-南投黃肉楠植型,(B)小花鼠刺-阿里山千金榆植型,(C)細葉饅頭果-山肉桂植型,(D)山桐子-臺灣紫珠植型,(E)漸尖葉新木薑子-捲斗櫟植型,(F)臺灣胡桃-香楠植型,(G)臺灣雅楠-大葉楠植型,(H)青剛櫟-栓皮櫟植型,(I)臺灣赤楊植型,(J)狹葉高山櫟-紅檜植型,(K)臺灣二葉松-紅毛杜鵑植型,(L)塔塔加高山櫟-夏皮楠植型,(M)鐵杉-鵝葉柴植型,(N)山肉桂-藤胡頹子植型,(O)毛柱楊桐-薯豆植型,(P)冷杉-玉山小蘗植型。 極點分布序列分析所獲得的三軸與9項環境因子殆具顯著相關,唯未能有效將各植型予以分劃,其原因或係所採用之環境因子,並非完整之影響因子。另由種間相關測驗顯示,可將研究區之植群分為三群。經由族群構造分析及種類歧異度分析顯示,除臺灣二葉松-紅毛杜鵑植型及臺灣赤楊植型屬演替前期階段,其餘則處於較穩定之階段。 本文並評估區內稀有及有滅絕危機之植物,以供保育管理之參考。 |
英文摘要 | The Patungkuan Lateral Trail is located at the heart of Yushan National Park. This 115 kilometer old passage stretches over Nantou Hsien and Hualien Hsien, with elevations from Tongpu (1,000m), ascending to Tashuiku (3,200m), and descending to Cholu (300m). Due to the diversity of habitats, it consists a very rich flora. Seventy-seven plots were sampled to investigate the composition and structure of vegetation along the passage. The matrix cluster analysis (MCA) and ordination method were applied. In order to realize the differentiation of each vegetation type along the environmental gradient, the correlation test was made too. 363 species of vascular plants were recorded and 16 vegetation types was classified as follows: (A) Machilus zuihoensis-Litsea acuminata type, (B) Itea parviflora var. parviflora - Carpinus kawakamii type, (C) Glochidion rubrum - Cinnamomum insularimontanum type, (D) Idesia polycarpa - Callicarpa formosana type, (E) Neolitsea acuminatissima - Cyclobalanopsis pachyloma type, (F) Juglans cathayensis - Machilus zuihoensis type, (G) Phoebe formosana - Machilus kusanoi type, (H) Cyclobalanopsis glauca - Quercus variabilis type, (I) Alnus japonica type, (J) Cyclobalanopsis stenophylloides - Chamaecyparis formosensis type, (K) Pinus taiwanensis - Rhododendron rubropilosum type, (L) Quercus spinosa - Stranvaesia niitakayamensis type, (M) Tsuga chinensis - Schefflera taiwaniana type, (N) Cinnamomum insularimontanum - Elaeagnus glabra type, (O) Adinandra lasiostyla - Elaeocarpus japonicus type, (P) Abies kawakamii - Berberis morrisonensis type. The results of ordination shows that the differentiation of vegetation within this area is not obvious with nine environmental factors applied on this study. It shows that the vegetations within the study area can be divided into three groups by interspecies association. The results by the analysis of population structure and species diversity show that the Pinus taiwanensis - Rhododendron rubropilosum type and Alnus japonica type are situated in the pioneer stage of succession, however, others are situated in the more stable stage. Besides vegetation analysis, the assessment and selection of rate and endangered plant species within this area and the suggestions of appropriate conservation management are taken. |
本系統中英文摘要資訊取自各篇刊載內容。