頁籤選單縮合
題 名 | 都市林中菩提樹葉面積之研究=A Study on the Leaf Area of Ficus Religiosa L. in Urban Areas |
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作 者 | 高清; 鄭榮峰; | 書刊名 | 國立臺灣大學農學院實驗林研究報告 |
卷 期 | 11:4=218 1997.12[民86.12] |
頁 次 | 頁11-19 |
分類號 | 436.71 |
關鍵詞 | 菩提樹; 葉面積; 邊材斷面積; 胸高直徑; Ficus religiosa; Leaf area; Sap wood cross-section area; |
語 文 | 中文(Chinese) |
中文摘要 | 本文主要目的是在調查最適合估算都市中生長的菩提樹葉面積指數的方法。我們 選用臺東市小野柳地區之十株菩提樹為樹株,並調查每株樹木之枝葉脫落量、樹冠光線的截 留作用、邊材橫斷面積、樹高、樹冠投影面積及胸高直徑等因子,以便測量其葉面積,同時 分析其與葉面積之間的相關程度。結果發現只有邊材橫斷面面積對葉面積間的關係較為顯貴。 我們根據在臺東市小野柳區十株菩提樹所作之結果,我們測量臺南市南門路四段西側59 株菩提樹的邊材面積並估算其葉面積,結果認為其結果令人滿意。 |
英文摘要 | We tried to find a method for estimating the leaf area of Ficus religiosa L. growing in urban area. We chosed ten trees of F. religiosa in the Hsiao Yeh-liu Scenic Area of Taitung city and measured the leaf area of each leaf of for 72 days from Oct. 6, 1994 to Dec. 16, 1994. The remaing leaves were completely picked on Dec. 16, 1994 and leaf area of each picked leaf was measured. We found that the total leaf area was significantly correlated with sap wood cross-sectional area. The sap wood cross-sectional area of F. religiosa was significantly correlated with its leaf area and could be used to estimate leaf area. |
本系統中英文摘要資訊取自各篇刊載內容。