ACTA AGRICULTURAE BOREALI-SINICA ›› 2015, Vol. 30 ›› Issue (6): 105-111. doi: 10.7668/hbnxb.2015.06.016

Special Issue: Corn

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The Genetic Diversity of 56 Maize Inbred Lines on MultiNA Microchip Electrophoresis Technology

CAI Miao-miao1, SONG Xi-yun2,3, CAI Chun-mei1, PEI Yu-he2,3, ZHAO Mei-ai1,3   

  1. 1. College of Life Science, Qingdao Agricultural University, Key Lab of Plant Biotechnology in University of Shandong Province, Qingdao 266109, China;
    2. College of Agronomy and Plant Protection, Qingdao Agricultural University, Qingdao 266109, China;
    3. Qingdao Key Lab of Germplasm Innovation and Application of Major Crops, Qingdao 266109, China
  • Received:2015-09-13 Published:2015-12-28

Abstract: In order to study the genetic diversity of 56 maize inbred lines,fully tap the genetic potential of the germplasm,the genetic diversity of 56 maize inbred lines were analyzed on MultiNA Microchip Electrophoresis Technology by 36 pairs of Polymorphic SSR markers and their genetic diversity and population structure was revealed by PowerMarker V3.25 and Structure V2.3.4 software.The results showed that:The detected alleles of 36 SSR primers ranged from 8 to 39,with an average of 24.694;genetic diversity ranged from 0.758 to 0.968,with an average of 0.918;the polymorphism information index(PIC)ranged from 0.722 to 0.967,with an average of 0.911.These inbred lines could be divided into seven groups,followed by Lüdahonggu group,Lancaster group,Reid group,P group,Tangsipingtou group,Integrated species subgroup and Tropical germplasm.Because the cluster analysis showed that when K was seven the ΔK value was the maximum.These results provided basis for the test material parental material selection.

Key words: SSR, Maize, Inbred lines, High throughput, Genetic diversity

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Cite this article

CAI Miao-miao, SONG Xi-yun, CAI Chun-mei, PEI Yu-he, ZHAO Mei-ai. The Genetic Diversity of 56 Maize Inbred Lines on MultiNA Microchip Electrophoresis Technology[J]. ACTA AGRICULTURAE BOREALI-SINICA, 2015, 30(6): 105-111. doi: 10.7668/hbnxb.2015.06.016.

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