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四川康定折多山濒危药用植物桃儿七群落主要种间联结性研究

Xiang LIU,Ji-feng ZHAO,Chang-hua WANG,Zhi-wei ZHANG,Song-yun QIN,Guo-yue ZHONG

Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica（2014）

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Abstract
在2×2列联表基础上,采用方差分析,x2检验,OI,DI,JI指数、方差/均值比的t检验和Morisita指数的F检验对四川康定折多山桃儿七所在植物群落中的20个优势种的种间关联和空间分布格局进行定量分析.结果表明,该区域桃儿七所在群落中20个优势种的总体关联性呈不显著的正关联,反映出群落处于稳定成熟阶段,各种间独立性较强,20个优势种组成的190个种对中,有2个极显著正联结,12个显著正联结,无极显著负联结,6个显著负联结,桃儿七在群落中无显著相关,在群落中独立性较强,桃儿七群落的分布格局服从随机分布.
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Key words
Sinopodophyllum hexandrum,community,interspecific association,spatial distribution pattern,Kangding/Sichuan
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