Primary study on genetic variation and genetic diversity among Castanopsis eyrei populations based on inter-simple sequence repeat(ISSR) markers(甜槠种群遗传多样性的简单重复序列区间初步分析)
应用简单重复序列区间(ISSR)分子标记方法对甜槠种群的遗传多样性和遣传分化进行了初步研究.从100个引物中筛选出12个用于正式扩增的ISSR引物,在9个种群179个个体中共检测到202个位点,其中198个是多态位点,多态位点百分率(P)为98.02%.各种群多态位点百分率在60.40%~70.30%,平均为65.29%.甜槠物种水平的Shannon信息指数(I)为0.532 2、Nei指数(h)为0.359 7.各种群I平均为0.363 5、h平均为0.246 8. AMOVA分子差异分析表明,65.96%的变异存在于种群内,34.04%的变异存在于种群间,种群间的基因分化系数(GST)为0...
Main Authors: | , , |
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Format: | Article |
Language: | zho |
Published: |
Zhejiang University Press
2007-11-01
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Series: | Zhejiang Daxue xuebao. Lixue ban |
Subjects: | |
Online Access: | https://doi.org/zjup/1008-9497.2007.34.6.672-678 |