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武夷山丝栗栲天然林群落的物种多样性研究

Jie LIN,Gong-fu YE,Jian-yuan HE,Fang-lin TAN,Mei-juan LUO,Jia-she WANG,Chang-shan JIN,Zi-kun XU

ACTA AGRICULTURAE UNIVERSITATIS JIANGXIENSIS（2005）

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Abstract
对武夷山自然保护区丝栗栲天然林群落进行物种多样性的研究结果表明,该群落的物种多样性和均匀度较高,群落的Shannon-Wiener多样性指数为3.438 7,均匀度指数为0.686 3;其乔木层、灌木层和藤本层的物种多样性较高,均匀度也较高,它们的Shannon-Wiener多样性指数分别为2.775 1、3.798 3和2.335 7,均匀度指数分别为0.824 1、0.861 9和0.716 9.由于草本层的优势种在个体数上的优势导致草本层的物种多样性和均匀度降低,其Shannon-Wiener多样性指数为0.673 3,均匀度指数为0.2710.
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