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題 名 | 惠蓀林場土地利用之地景排列和變遷=Landscape Pattern and Changes of Land use in Hui-sun Experiment Forest Station |
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作 者 | 馮豐隆; 黃志成; | 書刊名 | 中華林學季刊 |
卷 期 | 30:4=119 1997.12[民86.12] |
頁 次 | 頁387-400 |
分類號 | 436.7 |
關鍵詞 | 地景生態學; 土地利用型; 地理資訊系統; Landscape ecology; Land use type; GIS; |
語 文 | 中文(Chinese) |
中文摘要 | 本文以地景生態學之基本原理和概念,配合地理資訊系統之相關技術,探討國立 中興大學惠蓀實驗林場土地利用型之地景結構和變化,透過1964、1977和1987等3個不同 年代土地利用型圖檔的建立,利用地理資訊系統篩選和套疊功能,擷取土地利用型之地景變 化資訊,以期藉由地景生態學和地理資訊系統的結合,提供森林經營和監測一適切之方法。 研究中,推估地景單元的母數,如:頻度、周長、形狀指數、內緣比,Shannon-Weaver歧異 度,最大歧異度指數、均勻度指數,優勢度,並用T測驗檢核不同時期地景的變遷。結果指 出以GlS進行土地利用圖檔之管理,可便於擷取各個年代之地景結構參數,並透過前述參數 之生態意義,做為地景監測之指標。其中以T測驗檢測三期之Shannon-Weaver歧異度指數, 可知惠蓀林場1996-1997年間土地利用地景,具有地景歧異度之統計差異。 |
英文摘要 | The objective of landscape monitoring is defined as to monitor the status, function and change of land-use. The conceptual and theoretical basis of landscape ecology are combined with Geographic Information System (GIS) and Remote Sensing (RS). The purpose of this study was to analyze the status of spatial structure the diversity and changes of land-uses in the Hui-Sun. Experiment Forest. We intepreted the aerial photographs of the forest at different periods (1964, 1977, 1987) and digitized those land-use maps in GIS as map layers. In the study, we estimated the parameters of landscape units such as frequency, perimeter, interior-to-edge ratio and shape index in different period of time. Then, Shannon-Weaver diversity index, maximum diversity, eveness index and dominant index was derived. T-test was used evalte the differences of landscape in different periods. Spatial analysis methods were used to estimate the change of the landscape. The results indicate that use of GIS as map layers management system might yield landscape structure parameters of different periods, these parameters ecological of to as indicators of landscape monitoring. The I-test of shannon-Weaver diversity showed that in 1996-1997 were significantly different in the landscape diversity to land use. |
本系統中英文摘要資訊取自各篇刊載內容。