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New Cultivar Developed

휴면기간이 짧고 맛이 좋은 2기작감자 신품종 ‘금선’

조지홍1,*, 박영은1, 천충기1, 이영규1, 김성용2, 한선경3, 장동칠1, 임주성1, 진용익4, 조광수5

A New Double Cropping Potato Variety ‘Geumseon’ with Short Dormancy and Good Taste

Korean Journal of Breeding Science 2020;52(1):69-75.
Published online: March 1, 2020

1국립식량과학원 고령지농업연구소

2제주특별자치도농업기술원 농산물원종장

3국립식량과학원 바이오에너지작물연구소

4농촌진흥청 연구정책과

5국립식량과학원 밭작물개발과

1Highland Agriculture Research Institute, National Institute of Crop Science, RDA, Pyeongchang 25342, Republic of Korea

2Foundation Seed Production Center, Jeju Special Self-Governing Province Agricultural Research & Extension Services, Jeju 63556, Republic of Korea

3Bio-energy Crop Research Institute, National Institute of Agricultural Science, RDA, Muan 58545, Republic of Korea

4R&D Coordination Division, RDA, Jeonju 55365, Republic of Korea

5Upland Crop Breeding Research Division, National Institute of Crop Science, RDA, Miryang 0424, Republic of Korea

*Corresponding Author: (E-mail: jhcho0108@korea.kr, Tel: +82-33-330-1513, Fax: +82-33-1519)
• Received: October 29, 2019   • Revised: October 30, 2019   • Accepted: November 21, 2019

Copyright © 2020 by 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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  • Effect of Plant Container Type on Seed Potato (Solanum tuberosum L.) Growth and Yield in Substrate Culture
    Gyu-Bin Lee, Hyun-Jin Park, Chung-Gi Cheon, Jang-Gyu Choi, Jin-Hee Seo, Ju-Sung Im, Young-Eun Park, Ji-Hong Cho, Dong Chil Chang
    Potato Research.2022; 65(1): 105.     CrossRef

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A New Double Cropping Potato Variety ‘Geumseon’ with Short Dormancy and Good Taste
Korean. J. Breed. Sci.. 2020;52(1):69-75.   Published online March 1, 2020
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Korean. J. Breed. Sci.. 2020;52(1):69-75.   Published online March 1, 2020
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A New Double Cropping Potato Variety ‘Geumseon’ with Short Dormancy and Good Taste
Image Image Image
Fig. 1 Pedigree diagram of ‘Geumseon’.
Fig. 2 Genealogical diagram of ‘Geumseon’
Fig. 3 Tuber characteristics of ‘Geumseon’.
A New Double Cropping Potato Variety ‘Geumseon’ with Short Dormancy and Good Taste

Sprout characteristics of ‘Geumseon’ compared with cv. Dejima.

Variety Shape Anthocyanin coloration of base Tip Length of lateral shoots


Intensity Proportion Habit Anthocyanin
Geumseon Ovoid Weak Medium Closed Medium Short
Dejima Conical Medium Medium Medium Weak Medium

Major plant characteristics of ‘Geumseon’ compared with cv. Dejima.

Variety Maturity Growth habit Leaf’s outline size Presence of secondary leaflets Depth of leaflet’s veins
Geumseon Early Semi-uplight Medium Medium Medium
Dejima Late Uplight Small Weak Deep

Major tuber characteristics of ‘Geumseon’ compared with cv. Dejima.

Variety Shape Skin color Flesh color Eye depth Dormancy (days after harvest)
Geumseon Short oval Light beige White Shallow 60~70
Dejima Short oval Light Beige Light yellow Medium 50~60

Resistance level to major viruses and some diseases of ‘Geumseon’.

Variety Virusz Common scab resistance Late blight resistancez



PVX PVY PLRV Incidence ratex(%) Incidence indexy Resistancez True Field
Geumseon R S R 98.0 2.0 S S S
Dejima M M R 97.9 2.3 S S S

Incidence of physiological disorders of ‘Geumseon’ by cropping systems.

Variety Abnormal tuber (%) Cracking (%)


Spring Autumn Mean Spring Autumn Mean
Geumseon 3.9 2.6 3.2 3.0 2.5 2.8
Dejima 13.7 8.2 10.9 1.8 7.3 4.6

Processing qualities by cropping seasons and cooking quality of ‘Geumseon’.

Variety Dry matter (%) Chip colorz Mealinessy


Spring Autumn Mean Spring Autumn Mean
Geumseon 21.9 23.0 22.5 68.3 52.3 60.3 3.3±0.6
Dejima 19.2 19.0 19.1 65.7 45.9 55.8 1.5±0.6

Yields of ‘Geumseon’ in spring season at three locations from 2012 to 2014.

Year Variety Yield by location (ton⋅ha-1) Average


Jeju Gangneung Muan Yield (ton⋅ha-1) Marketable yield (%) Index
2012 Geumseon 28.8 50.3 30.8 36.7 49.2 102.9
Dejima 32.3 48.2 26.2 35.6 57.6 100

LSD0.05 1.88 3.66 4.12
CV (%) 14.3 15.4 15.5

2013 Geumseon 40.6 45.1 39.9 41.8 68.0 88.0
Dejima 43.1 47.7 51.2 47.3 74.0 100

LSD0.05 ns ns 2.88
CV (%) 11.4

2014 Geumseon 55.8 33.9 53.9 47.9 55.8 97.6
Dejima 49.1 39.4 58.6 49.0 79.1 100

LSD0.05 11.01 5.40 6.44
CV (%) 24.2 20.8 18.2

mean Geumseon 41.7 43.1 41.5 42.1 57.7 96.2
Dejima 41.5 45.1 45.3 44.0 70.2 100

Yields of ‘Geumseon’ in fall season at three locations from 2012 to 2014.

Year Variety Yield by location (ton⋅ha-1) Average


Jeju Gangneung Muan Yield (ton⋅ha-1) Marketable yield (%) Index
2012 Geumseon 12.9 32.4 13.4 19.6 57.3 102.1
Dejima 12.5 28.4 16.6 19.2 71.4 100

LSD0.05 1.05 2.18 1.77
CV (%) 12.5 13.2 11.4

2013 Geumseon 29.5 28.7 36.8 31.6 75.1 87.7
Dejima 38.3 39.9 30.0 36.1 82.2 100

LSD0.05 5.62 2.56 3.42
CV (%) 15.4 10.2 9.9

2014 Geumseon 36.5 13.9 28.1 26.2 75.0 98.0
Dejima 32.6 14.5 33.1 26.7 81.0 100

LSD0.05 5.78 2.88 4.72
CV (%) 15.5 12.4 18.2

mean Geumseon 26.3 21.4 29.7 25.8 69.1 95.9
Dejima 27.8 20.4 33.8 27.3 78.2 100
Table 1 Sprout characteristics of ‘Geumseon’ compared with cv. Dejima.
Table 2 Major plant characteristics of ‘Geumseon’ compared with cv. Dejima.
Table 3 Major tuber characteristics of ‘Geumseon’ compared with cv. Dejima.
Table 4 Resistance level to major viruses and some diseases of ‘Geumseon’.

R: resistant, M: moderate, S: susceptible

Incidence index: 0, No lesion; 1, lesion area is below 5%; 2, lesion area 5~10%; 3, lesion area 10~20%; 4, lesion area is above 20%

Incidence rate = No. of contaminated tubers / No. of total tubers investigated×100

Table 5 Incidence of physiological disorders of ‘Geumseon’ by cropping systems.
Table 6 Processing qualities by cropping seasons and cooking quality of ‘Geumseon’.

Hunter’s L-value : 0 (Dark)~100 (Bright)

Mealiness: 1 = very sticky, 5 = very mealy, data: Mean±SD (n=27)

Table 7 Yields of ‘Geumseon’ in spring season at three locations from 2012 to 2014.
Table 8 Yields of ‘Geumseon’ in fall season at three locations from 2012 to 2014.