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題 名 | 棲蘭山檜木天然更新地--臺灣扁柏幹形與樹冠構造之研究 |
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作 者 | 邱志明; 羅卓振南; 鍾旭和; | 書刊名 | 林業試驗所研究報告季刊 |
卷 期 | 10:1 1995.03[民84.03] |
頁 次 | 頁121-130 |
分類號 | 436.24 |
關鍵詞 | 臺灣扁柏; 幹形; 樹冠構造; Chamaecyparis taiwanensis; Stem form; Crown structure; |
語 文 | 中文(Chinese) |
中文摘要 | 棲蘭山檜木天然林更新林地,臺灣扁柏幼齡木胸徑、樹高與各項樹冠生長性狀有密切相關;以Osumi's相對樹幹曲線式可以有效地配置不同樹冠級之樹幹尖削情況。臺灣扁柏樹冠構造大致呈一圓錐狀,其最大枝徑或枝長出現在樹高之1/3-1/4處。又樹幹分叉情況甚少,約僅7%,分叉高度則以0-1公尺佔絕大部份76%。 |
英文摘要 | High correlation among DBH, tree height and crown growth parameters of Chamaecyparis taiwanensis were found in the young natural stands located in Chi-Lan-Shan area. Osumi's Polynominal model was used in this study to describe stem taper curve of various crown class. The crown structure of this species was approximately conic shape, and the longest and/or the largest branches mostly appeared at 1/3-1/4 of the tree height. The stem-fork of main stem was rarely found on these naturally regenerated stands; it occurred only on 7% of the total trees observed. In most cases, the branching occurred at the height of 0-1m. |
本系統中英文摘要資訊取自各篇刊載內容。