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New Cultivar Developed

휴면기간이 짧고 숙기가 빠른 2기작 감자 신품종 ‘새봉’

최장규1, 박영은1, 임주성2, 이영규1, 장동칠2, 진용익1, 서진희1, 박현진1, 이규빈1, 조지홍3,*

‘Saebong’: A Double Cropping Potato Variety with a Short Dormancy Period and Early Maturity

Korean Journal of Breeding Science 2021;53(4):526-533.
Published online: December 1, 2021

1국립식량과학원 고령지농업연구소

2농촌진흥청

3국립식량과학원

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

2Rural Development Administration, Jeonju 54875, Republic of Korea

3National Institute of Crop Science, RDA, Wanju 55365, Republic of Korea

*Corresponding Author (E-mail: jhcho0108@korea.kr, Tel: +82-63-238-5131, Fax: +82-63-238-5118)
• Received: October 19, 2021   • Revised: November 9, 2021   • Accepted: November 9, 2021

Copyright © 2021 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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  • Comparison of Characteristics and Components of Domestic Potatoes and Foreign Potatoes: A Review
    Seungri Han, Ji Yun Lee, Yong-Ik Jin, Seung-Hyun Kim, Hae Won Jang
    Journal of the Korean Society of Food Science and Nutrition.2024; 53(10): 983.     CrossRef

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‘Saebong’: A Double Cropping Potato Variety with a Short Dormancy Period and Early Maturity
Korean. J. Breed. Sci.. 2021;53(4):526-533.   Published online December 1, 2021
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Korean. J. Breed. Sci.. 2021;53(4):526-533.   Published online December 1, 2021
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‘Saebong’: A Double Cropping Potato Variety with a Short Dormancy Period and Early Maturity
Image Image Image
Fig. 1 Pedigree diagram of new potato variety ‘Saebong’.
Fig. 2 Characteristic of ‘Saebong’. A: Sprout, B: leaf, C: Flower.
Fig. 3 Tuber characteristic of ‘Saebong’.
‘Saebong’: A Double Cropping Potato Variety with a Short Dormancy Period and Early Maturity

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

Variety Shape Anthocyanin coloration of base Tip Length of lateral shoots
Intensity Proportion Habit Anthocyanin Pubescence
Saebong Conical Weak Medium Open Medium Medium Short
Dejima Conical Medium Medium Medium Weak Weak Medium

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

Variety Maturity Growth habit Openness of leaf Stem color Flower color
Saebong Early Semi-uplight Closed Green White
Dejima Late Uplight Closed Green White

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

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

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

Variety Virus Common scab resistance Late blight resistancez
PVX PVY PLRV Disease rate (%)y Incidence indexx Resistancez True Field
Saebong R R R 87.2 2.0 S S M
Dejima M M R 88.5 2.3 S S S

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

Variety Abnormal tuber (%) Cracking (%)
Spring Autumn Mean Spring Autumn Mean
Saebong 2.8 3.4 3.1 4.2 8.3 6.2
Dejima 7.9 6.2 7.1 3.1 8.2 5.7

Specific gravity and Chip color of ‘Saebong’ by cropping systems.

Variety Specific gravity Chip colorz
Spring Autumn Mean Spring Autumn Mean
Saebong 1.082 1.077 1.079 72.0 65.0 68.5
Dejima 1.073 1.069 1.071 64.0 60.0 62.0

Yields of ‘Saebong’ in spring season at four locations from 2007 to 2009.

Year Variety Yield by location (ton⋅ha-1) Average
Jeju Gang neung Namhae Muan Yield (ton⋅ha-1) Marketable yield (%) Index
2007 Saebong 50.6 30.3 30.4 - 37.1 79.9 88.7
Dejima 51.6 35.4 38.5 - 41.8 86.7 100
LSD0.05z 7.50 4.56 4.40 - - - -
CV (%)y 9.3 15.4 11.2 - - - -
2008 Saebong 55.8 36.5 39.9 - 44.1 74.7 98.7
Dejima 49.7 45.3 39.0 - 44.7 79.1 100
LSD0.05 5.44 2.56 ns - - - -
CV (%) 21.0 17.2 - - - - -
2009 Saebong 50.2 39.3 - 30.7 40.1 49.0 110.0
Dejima 50.5 30.2 - 27.8 36.2 63.0 100
LSD0.05 1.77 4.66 - ns - - -
CV (%) 12.7 18.2 - - - - -
mean Saebong 52.2 35.4 35.1 30.7 40.4 68.0 98.8
Dejima 50.6 36.9 38.8 27.8 40.9 76.5 100

Yields of ‘Saebong’ in fall season at four locations from 2007 to 2009.

Year Variety Yield by location (ton⋅ha-1) Average
Jeju Gang neung Namhae Muan Yield (ton⋅ha-1) Marketable yield (%) Index
2007 Saebong 31.7 32.0 18.5 - 27.4 77.5 129.3
Dejima 32.0 12.0 19.6 - 21.2 81.6 100
LSD0.05z 9.14 8.84 4.88 - - - -
CV (%)y 20.5 21.4 18.8 - - - -
2008 Saebong 40.4 32.6 13.1 - 28.7 81.1 90.0
Dejima 48.9 34.9 10.9 - 31.6 82.1 100
LSD0.05 1.24 2.43 1.33 - - - -
CV (%) 12.5 18.8 10.5 - - - -
2009 Saebong 56.4 32.0 - 18.1 35.5 77.0 99.0
Dejima 52.4 38.9 - 15.6 35.6 77.0 100
LSD0.05 5.44 ns - 4.88 - - -
CV (%) 18.8 - - 21.3 - - -
Mean Saebong 42.8 32.2 15.8 18.1 30.5 78.5 103.7
Dejima 44.5 28.5 15.3 15.6 29.5 80.2 100
Table 1 Sprout characteristics of ‘Saebong’ compared with cv. Dejima.
Table 2 Major plant characteristics of ‘Saebong’ compared with cv. Dejima.
Table 3 Major tuber characteristics of ‘Saebong’ compared with cv. Dejima.
Table 4 Resistance level to major viruses and some diseases of ‘Saebong’.

zR: resistant, M: moderate, S: susceptible

yDisease rate (%)=No. of contaminated tubers / No. of total tubers investigated×100

xIncidence 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%

Table 5 Incidence of physiological disorders of ‘Saebong’ by cropping systems.
Table 6 Specific gravity and Chip color of ‘Saebong’ by cropping systems.

zHunter’s L-value : 0 (Black)~100 (White)

Table 7 Yields of ‘Saebong’ in spring season at four locations from 2007 to 2009.

zLSD 0.05, Least significant difference at=0.05.

yCV (%), Coefficient of variation.

Table 8 Yields of ‘Saebong’ in fall season at four locations from 2007 to 2009.

zLSD 0.05, Least significant difference at=0.05.

yCV (%), Coefficient of variation.