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Genetic Diversity of Wild Pear Accessions Collected in Korea


Published online: February 28, 2015

1국립산림과학원 산림유전자원부,

1Department of Forest Genetic Resources, Korea Forest Research Institute, Suwon 441-847, Korea

2동아대학교 생명자원과학대학 유전공학과

2Department of Genetic Engineering, College of Natural Resources and Life Science, Dong-A University, Busan 604-714, Korea

*Corresponding author (E-mail: yskwon3@dau.ac.kr, Tel: +82-51-200-7521, Fax: +82-51-200-7505)
• Received: February 12, 2015   • Revised: February 18, 2015   • Accepted: March 2, 2015

© The Korean Society of Breeding Science

This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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  • Genetic relationships of pear germplasms using simple sequence repeat marker
    Jae An Chun, Kang Hee Cho, Se Hee Kim, Han-Chan Lee, In Myong Choi, Seo Jun Park
    Journal of Plant Biotechnology.2016; 43(4): 466.     CrossRef

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Genetic Diversity of Wild Pear Accessions Collected in Korea
Korean. J. Breed. Sci.. ;47(1):45-53.   Published online March 31, 2015
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Korean. J. Breed. Sci.. ;47(1):45-53.   Published online March 31, 2015
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Genetic Diversity of Wild Pear Accessions Collected in Korea
Image Image
Fig. 1. Histogram depicting the alleles at 2 microsatellite loci, ENH009 (A) and ENH033 (B). Base-pair size (abscissa) and the frequency at each allele (ordinate) detected by 62 pear accessions.
Fig. 2. Phenogram of 62 pear accessions resulting from UPGMA analysis based on Jaccard’s similarity coefficient. The numbers (1 to 62) at right side refer to the list of pear accessions in Table 1.
Genetic Diversity of Wild Pear Accessions Collected in Korea

Pear accessions assayed for genetic characterization using microsatellite markers.

No. Accession name Collection site

1 Chiak 1 Gangwon-do Wonju
2 Chiak 2 Gangwon-do Wonju
3 Chiak 3 Gangwon-do Wonju
4 Chiak 4 Gangwon-do Wonju
5 Chiak 5 Gangwon-do Wonju
6 Chiak 6 Gangwon-do Wonju
7 Dongmyeon 1 Gangwon-do Jeongseon
8 Dongmyeon 2 Gangwon-do Jeongseon
9 Nammyeon 1 Gangwon-do Jeongseon
10 Nammyeon 2 Gangwon-do Jeongseon
11 Nammyeon 3 Gangwon-do Jeongseon
12 Nammyeon 4 Gangwon-do Jeongseon
13 Imgye 1 Gangwon-do Jeongseon
14 Imgye 2 Gangwon-do Jeongseon
15 Imgye 3 Gangwon-do Jeongseon
16 Imgye 4 Gangwon-do Jeongseon
17 Imgye 5 Gangwon-do Jeongseon
18 ImgyeN1 Gangwon-do Jeongseon
19 ImgyeN2 Gangwon-do Jeongseon
20 Soksa 1 Gangwon-do Pyeongchang
21 Soksa 2 Gangwon-do Pyeongchang
22 Soksa 3 Gangwon-do Pyeongchang
23 Pyeongchang 1 Gangwon-do Pyeongchang
24 Pyeongchang 2 Gangwon-do Pyeongchang
25 Hoengseong 1 Gangwon-do Hoengseong
26 Hoengseong 2 Gangwon-do Hoengseong
27 Hoengseong 3 Gangwon-do Hoengseong
28 Gangreung Gangwon-do Gangreung
29 Taebaek Gangwon-do Taebaek
30 Hongcheon Gangwon-do Taebaek
31 Bongwha 1 Gyeongsangbuk-do Bongwha
32 Bongwha 2 Gyeongsangbuk-do Bongwha
33 Gimcheon Gyeongsangbuk-do Gimcheon
34 Mungyeong Gyeongsangbuk-do Mungyeonng
35 Uljin Gyeongsangbuk-do Uljin
36 Yeongyang Gyeongsangbuk-do Yeongyang
37 Jinsangeochi 1 Jeollanam-do Gwangyang
38 Jinsangeochi 2 Jeollanam-do Gwangyang
39 Jinsangeochi 3 Jeollanam-do Gwangyang
40 Jinsangeochi 4 Jeollanam-do Gwangyang
41 Jinsangeochi 5 Jeollanam-do Gwangyang
42 Okgok 1 Jeollanam-do Gwangyang
43 Okgok 2 Jeollanam-do Gwangyang
44 Okgok 3 Jeollanam-do Gwangyang
45 Gokseong 1 Jeollanam-do Gokseong
46 Gokseong 2 Jeollanam-do Gokseong
47 Gokseong 3 Jeollanam-do Gokseong
48 Piagol 1 Jeollanam-do Gurye
49 Piagol 2 Jeollanam-do Gurye
50 Piagol 3 Jeollanam-do Gurye
51 Wando Jeollanam-do Wando
52 Okgok-supyeong Jeollanam-do Gwangyang
53 Okryong Jeollanam-do Gwangyang
54 Muju Jeollabuk-do Muju
55 Baekryeonsa Jeollabuk-do Muju
56 Cheongsil Jeollabuk-do Jinan
57 Namyangju 1 Gyeonggi-do Namyangju
58 Namyangju 2 Gyeonggi-do Namyangju
59 Gwanggyo Gyeonggi-do Suwon
60 Pocheon Gyeonggi-do Pocheon
61 Cheongseori Rural development administration
62 Yeongmokri Rural development administration

Morphological characteristics of 24 pear accessions collected in Korea.

Genetic parameters detected by 16 microsatellite markers in 62 pear accessions.

Microsatellite designation Primers sequence (5' → 3') Repeat motif Product size (bp) No. of putative alleles Expected heterozygo sity Observed heterozygo sity PIC value

BGA35 F: PET-AGAGGGAGAAAGGCGATT (AG)8 121-145 12 0.696 0.387 0.667
R: GCTTCATCACCGTCTGCT
BGT23b F: FAM-CACATTCAAAGATTAAGAT (TC)18.5 180-248 21 0.899 0.790 0.891
R: ACTCAGCCTTTTTTTCCCAC
NB103a F: FAM-CACATTCAAAGATTAAGAT (AG)31 75-129 20 0.878 0.758 0.868
R: ACTCAGCCTTTTTTTCCCAC
NH001c F: NED-AATACTAATCCTTTTTGCTAA (GA)21 106-144 16 0.868 0.774 0.854
R: TCCATTCAATCTGTCTCGGTC
NH004a F: FAM-AGGATGGGACGAGTTTAGAG (GA)19 76-119 13 0.764 0.710 0.735
R: CCACATCTCTCAACCTACCA
NH005b F: VIC-TGAGAAGAATTAGCCATGATGA (GA)20 316-361 22 0.893 0.855 0.885
R: TTACTACTTGCGTGCGTTCC
NH007b F: NED-TACCTTGATGGGAACTGAAC (AG)25 112-149 16 0.891 0.855 0.881
R: AATAGTAGATTGCAATTACTC
NH009b F: PET-CCGAGCACTACCATTGA (AG)20 134-161 14 0.857 0.839 0.841
R: CGTCTGTTTACCGCTTCT
ENH036 F: FAM-TCCCTGCCAAACATTTTCTCTAC (CT)17 128-168 10 0.844 0.867 0.827
R: TTCCTGCCCAAGAGGTATCATAA
NH014a F: VIC-CAAACCTAACCCTAAATACC (GA)17 55-102 17 0.894 0.742 0.885
R: TGTTCATATATTCATCACTC
NH015a F: NED-TTGTGCCCTTTTTCCTACC (AG)19 100-144 18 0.879 0.823 0.867
R: CTTTGATGTTACCCCTTGCTG
ENH009 F: PET-CCTCAGCCTTGATCATGCAC (CT)11.5C 135-200 26 0.894 0.968 0.887
R: GGAAGTTGTGCTAGCAAAGAAGC (CT)10
ENH026 F: FAM-ACTCCCAATCTGCCTTACAAACA (CT)16.5 136-176 14 0.869 0.823 0.856
R: GCGTTGAGTGACCTCTTTCATTT
ENH029 F: VIC-GGAAGTTGTGCTAGCAAAGAAGC (CT)23 169-232 27 0.894 0.807 0.887
R: GCCTGTTTCCACTTATGCTCACT
ENH032 F: NED-AACTGGAGGGAGCTAAGGAAATG (CT)17 118-144 10 0.677 0.823 0.658
R: CATCAAACAAAACTAGCCGAACC
ENH033 F: PET-CCTGAGGTTATTGACCCAAAAGA (TC)15.5 151-211 22 0.899 0.742 0.893
R: GGTGGATACTCACTCAGTTGGAAA

Total 278 13.596 12.419 13.382

Mean 17.375 0.850 0.776 0.836
Table 1. Pear accessions assayed for genetic characterization using microsatellite markers.
Table 2. Morphological characteristics of 24 pear accessions collected in Korea.
Table 3. Genetic parameters detected by 16 microsatellite markers in 62 pear accessions.