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FRACTAL FEATURES OF CROWN BREATH OF DIFFERENT TREES IN DIFFERENT MANAGEMENTS OF CHINESE FIR PLANTATION

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Author:
No author available
Journal Title:
CHINESE JOURNAL OF APPLIED & ENVIRONMENTAL BIOLOGY
Issue:
5
DOI:
10.3321/j.issn:1006-687X.2003.05.002
Key Word:
分形维数;冠幅;杉木;改进单纯形法

Abstract: 对杉木纯林、杉木拟赤杨混交林、杉木观光木混交林的不同树种冠幅的分形维数进行计算和比较.结果表明:杉木观光木混交林中杉木种群冠幅分形维数>杉木拟赤杨混交林中杉木种群冠幅分形维数>杉木纯林冠幅分形维数;杉木观光木混交林中观光木种群冠幅分形维数>杉木拟赤杨混交林中拟赤杨种群冠幅分形维数.说明杉木混交林种间竞争小,而杉木种内竞争激烈,同时杉木同观光木之间的种间竞争小于杉木同拟赤杨之间的种间竞争. 图4 表2 参16

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