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不加权组平均法在云南山地小型真菌生物多样性研究中的应用
引用本文:李文鹏 周应揆 李明春 邢来君. 不加权组平均法在云南山地小型真菌生物多样性研究中的应用[J]. 菌物学报, 2004, 23(2): 204-210
作者姓名:李文鹏 周应揆 李明春 邢来君
作者单位:南开大学微生物系,天津,300071;云南大学工业微生物发酵工程重点实验室,昆明,650091;云南大学工业微生物发酵工程重点实验室,昆明,650091;南开大学微生物系,天津,300071
基金项目:国家自然科学基金项目(3870062)
摘    要:采用香农指数(Shannon-VienerIndex)分别对中国云南省热带及亚热带七个山地系统分布的34属小型真菌的生态位宽度和48个样点的生物多样性进行了计算、并用不加权组平均法对七个山地系统的48个样点及其中分布的34属小型真菌之间的关系进行了聚类分析。结果表明不加权组平均法适用于生境的生物多样性和小型真菌的生态位分析,并能定量地反映它们之间的生态学关系。

关 键 词:山地生态系统  热带  亚热带  香农指数
文章编号:1007-3515(2004)02-0204-0210
修稿时间:2003-05-20

UPGMA ANALYSIS OF MICROMYCETE BIODIVERSITY IN MOUNTAINOUS ENVIRONMENTS OF YUNNAN PROVINCE
LI Wen-Peng, Zhou Ying-Kui Li Ming-Chun XING Lai-Jun. UPGMA ANALYSIS OF MICROMYCETE BIODIVERSITY IN MOUNTAINOUS ENVIRONMENTS OF YUNNAN PROVINCE[J]. Mycosystema, 2004, 23(2): 204-210
Authors:LI Wen-Peng   Zhou Ying-Kui Li Ming-Chun XING Lai-Jun
Affiliation:LI Wen-Peng1,2 Zhou Ying-Kui2 Li Ming-Chun1 XING Lai-Jun1*
Abstract:genera of micromycetes were isolated from 48 selected areas, which belong to seven different mountainous ecological environments of Yunnan Province, China. Niche breadths of the micromycetes and their biodiversities in the 48 sites were calculated by Shannon-Viener Index respectively. The relationships of the 34 genera based on their distribution in 48 sites, and the relationships of the 48 sites based on their similarities of fungaldistribution were analyzed by UPGMA method. It was showed that the UPGMA method was valuable for theanalysis of micromycetes and their niches. UPGMA dendrograms demonstrated the change pattern of niche breadths among the 34 genera of micromycetes and the clustering characteristics of 48 sites.
Keywords:Mountainous ecological system  tropical  subtropical  Shannon-Viener Index
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