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ACTA HORTICULTURAE SINICA ›› 2011, Vol. 38 ›› Issue (4): 644-656.

• Fruit Trees • Previous Articles     Next Articles

Numerical Classification of the Loquat Germplasm

CHEN Xiu-ping 1,2,HUANG Ai-ping 2,3,JIANG Ji-mou 1,2,ZHENG Shao-quan 1,2,* ,DENG Chao-jun 1,2,WEI Xiu-qing 1,2,HU Wen-shun 1,2,and JIANG Fan 1,2   

  1. 1 Fruit Research Institute,Fujian Academy of Agricultural Sciences,Fuzhou 350013,China;2 Fujian Breeding Engineering Technology Research Center for Longan and Loquat,Fuzhou 350013,China;3 Institute of Agricultural Economics and Information,Fujian Academy of Agricultural Sciences,Fuzhou 350003,China
  • Received:2011-10-09 Revised:2011-03-25 Online:2011-04-25 Published:2011-04-25
  • Contact: CHEN Xiu-ping

Abstract: Divisions of 199 loquat [Eriobotrya japonica(Thunb.)Lindl.] genetic resources and 86 germplasm characters were investigated in the resources of Fuzhou National Fruit Germplasm. Q cluster analysis showed that 199 loquat germplasm resources were seperated into cultivar and wild germplasm when L = 87.31;Five groups were seperated when L = 34.92,the germplasm resources in the same group were most came from the same origin region showing the nearest genetic relationship. R cluster analysis showed 86 characters closely related were significantly clustered into 3 groups. Principal component analysis suggested that,86 characters can be simplified to 28 main factors,the cumulative contribution rate of 74.7%,and the relatively large influence of 58 characters based on the amount of 28 factors loading.

Key words: Eriobotrya japonica, germplasm, numerical classification, cluster analysis, principal component analysis

CLC Number: