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題 名 | 景觀生態計量方法於農業景觀生態系統之空間結構探討=Quantitative Landscape Ecological Methods to the Spatial Structure Study of Agriculture Landscape Ecosystem |
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作 者 | 林裕彬; 鄧東波; 吳振發; | 書刊名 | 農業工程學報 |
卷 期 | 47:2 2001.06[民90.06] |
頁 次 | 頁74-91 |
分類號 | 430.1633 |
關鍵詞 | 景觀生態學; 異質性; 多樣性; 優勢度; 碎形; 農業景觀; Landscape ecology; Heterogeneity; Diversity; Dominance; Fractal; Agricultural landscape; |
語 文 | 中文(Chinese) |
中文摘要 | 研究景觀結構為分析生態系統間之空間關係,此關係即是能量、物質與物種分佈 的大小、形狀、數量及種類與元素間之相互作用。本研究以桃園縣蘆竹鄉為研究區,分別以 南嵌溪、 坑子溪、中山高速公路與中山高速公路機場聯絡道將區內高程 100 公尺以下之地 區由北而南分為 A、B、C、D 及 E 五區, 並應用景觀生態理論探討研究區農業景觀生態系 統,分析稻田及埤塘景觀之空間結構及相關性。就景觀異質性而言,不論南北向或東西向, 區內稻田景觀皆呈現小異質性特性;旱田則是在南北向上呈小異質性景觀,而東西向則是呈 不規則異質性的現象。 埤塘之空間分析上,A 與 B 兩區、D 與 E 兩區及 C 區分別為三種 不同發展型態。 A 與 B 區之都市化程度最高,其稻田優勢度低,土地利用(人為景觀)多 樣性及稻田碎形維度最高,且埤塘的發展偏小且形狀上較不規整; D、E 兩區因處於都市化 狀態,因此土地利用(人為景觀)多樣性次高,稻田碎形維度次高,埤塘之發展處於轉型狀 態; 而 C 區之稻田優勢度最高,多樣性低,碎形維度低,埤塘發展趨於面積大且形狀上較 近於圓形。此外,亦發現研究區之農業景觀生態系統受廊道系統影響。 |
英文摘要 | The study of landscape ecological structure is to analyze the ecological relations that present the energy, masses, sizes, shapes, quantities, species, and interaction of elements in the landscape ecosystems. This study used landscape ecology theorem in the study of the ecological system of agriculture landscape to analyze the agricultural fields and irrigation ponds of Luchu area in Tauyan County. The study area was divided into five sub areas named A, B, C, D and E by four major corridors that are Nakan River, Kanzee stream, Chun-Shan highway and airport inter highway. The heterogeneity analysis results illustrated that in both south-north and east-western directions of this study area paddy-field landscape displays micro-heterogeneity. Dry-field landscape displays micro-heterogeneity in the south-north direction and irregular formation in the east-western direction of Luchu area. The spatial pond-landscape analysis results indicated that there were three pond landscape groups, A and B, D and E, and C sub areas. A and B sub areas had low dominance, high diversity and high fractal dimension on paddy fields with small and irregular shape ponds. Meanwhile, D and E sub areas had high landscape diversity, high fractal dimension on paddy fields with transmitted ponds. Moreover, C sub area had high dominance, low diversity and low fractal dimension on paddy fields with large and compact shape ponds. Finally the agriculture-landscape ecological system was affected by the major corridors in the Luchu area. |
本系統中英文摘要資訊取自各篇刊載內容。