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題 名 | 關刀溪森林生態系著生植物基質中無脊椎動物群聚之生物多樣性=Biodiversity of the Invertebrate Community in Epiphytic Substrates of the Guandaushi Forest Ecosystem, Central Taiwan |
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作 者 | 楊正澤; 陳明義; 江英煜; | 書刊名 | 臺灣昆蟲 |
卷 期 | 21:2 2001.06[民90.06] |
頁 次 | 頁99-117 |
分類號 | 436.12 |
關鍵詞 | 臺灣; 關刀溪森林; 著生植物基質; 無脊椎動物; 昆蟲; Taiwan; Guandaushi forest; Epiphytic substrates; Invertebrates; Insects; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究探討台灣中部關刀溪森林生態系優勢著生植物基質之無脊椎動物群聚生物多樣性。來自不同林型,如天然林、次生林、人工林及火燒跡地等共計31件基質樣品,包含16件台灣山蘇花及15件崖薑蕨,分析其Ph值、有機質等基質成分,分析結果,含水量變異範圍為20.2%至58575.7%。一般而言,著生植物基質之Ph值低於5.89,有機質含量高於74%。主要養分包括磷、鉀、鈣及鎂,均高於著生植物所在地土壤之養分含量。以柏氏漏斗法處理基質,採得無脊椎動物共21,941隻,包括2動物門共6綱24目,其中昆蟲綱16目占無脊椎動物總個體數之79.70%,而以彈尾目之個體數百分比最高,占昆蟲綱之31.50%。非昆蟲無脊椎動物5綱,其中蛛形綱之個體數最多,在台灣山蘇花及崖薑蕨基質分別占54.46%及29.50%。無脊椎動勿數量與基質重量呈正相關,而與基質所在位置之離地高度不相關。另以歸群分析及夏農與辛浦森歧異度指數比較不同棲所之兩種著生植物基質樣品特性與無脊椎動物組成之相關性。 |
英文摘要 | The biodiversity of the invertebrate community in 16 substrates of Asplenium nidus and 15 substrates of Pseudodrynaria coronans from the contents of the 31 substrate samples ranged from 20.2% to 585.7%. The pH values of all epiphytic substrates were less than 5.89. The content of organic matter was higher than 74%. The main nutrients, including P, K, Ca, and Mg, were higher than those of the ground soil. Totally 21,941 individual invertebrates including 2 phyla, 6 classes, and 24 orders were collected by using a Berlese funnel. The Insecta accounted for 79.70% of all invertebrates and was comprised of 16 orders. The order with individual numbers accounting for 31.5% was the largest Insecta group. Non-inesct invertebrates were represented by 5 classes, among which Arachnida was the largest group. Individuals of the Arachnida in substrates of A. nidus and P. coronans accounted for 54.46% and 29.50% of the total, respectively. The Shannon and Simpson indices were used to compare the invertebrate fauna in substrates between these two dominant epiphytes in separate habitats, i.e., natural stands, secondary stands, artificial plantations, and burned forest at the Guandaushi long-tern ecological research (LTER) site. |
本系統中英文摘要資訊取自各篇刊載內容。