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New Cultivar Developed

다수성 내탈립 녹자엽 검정콩 ‘청자5호’

서정현*, 강범규, 백인열, 한원영, 최만수, 이병원, 윤홍태, 김홍식, 고지연, 김준회, 허수빈, 황재복, 김춘송

Black Soybean Cultivar ‘Cheongja5’ with High Yield and Pod Shattering Tolerance

Korean Journal of Breeding Science 2022;54(4):469-475.
Published online: December 1, 2022

농촌진흥청 국립식량과학원

National Institute of Crop Science (NICS), RDA, Wanju 55365, Republic of Korea

*Corresponding Author: (E-mail: next0501@korea.kr, Tel: +82-55-350-1236, Fax: 82-55-353-3050)
• Received: November 3, 2022   • Revised: November 16, 2022   • Accepted: November 21, 2022

Copyright © 2022 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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Citations

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  • Black Soybean Cultivar ‘Jayang’ with Green Cotyledon and Low Stachyose Content, Free of Lipoxygenase, Kunitz Trypsin Inhibitor, and Lectin Proteins
    Sarath Ly, Byeong Eon Park, Jae Gyeong Cho, Ju Hyeong Kim, Jong Il Chung
    Journal of Agriculture & Life Science.2026; 60(2): 23.     CrossRef
  • Lodging and Bacterial Pustule Resistant Soybean Cultivar ‘Kkari1ho’ with a Net-Like Cracking Seed Coat
    Jihee Park, Jeong Hyun Seo, Beom Kyu Kang, Jun Hoi Kim, Su Vin Heo, Won Young Han, Myoung Hee Lee, Ga Eun Kim, Tae Joung Ha, Jung Sook Sung, Ki Young Kim
    Korean Journal of Breeding Science.2026; 58(2): 209.     CrossRef
  • Lodging and Bacterial Pustule Resistant Soybean Cultivar ‘Saedeul’ with a Saddle-Patterned Seed Coat
    Jeong Hyun Seo, Beom Kyu Kang, Jun Hoi Kim, Su Vin Heo, Won Young Han, Yeong Hoon Lee, Gi Rim Park, Ki Young Kim
    Korean Journal of Breeding Science.2025; 57(2): 189.     CrossRef
  • Small Black Soybean Cultivar ‘Seum’ with High Yield and Lodging Tolerance
    Jeong Hyun Seo, Beom Kyu Kang, Jun Hoi Kim, Su Vin Heo, Won Young Han, Yeong Hoon Lee
    Korean Journal of Breeding Science.2024; 56(3): 353.     CrossRef

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Black Soybean Cultivar ‘Cheongja5’ with High Yield and Pod Shattering Tolerance
Korean. J. Breed. Sci.. 2022;54(4):469-475.   Published online December 1, 2022
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Black Soybean Cultivar ‘Cheongja5’ with High Yield and Pod Shattering Tolerance
Korean. J. Breed. Sci.. 2022;54(4):469-475.   Published online December 1, 2022
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Black Soybean Cultivar ‘Cheongja5’ with High Yield and Pod Shattering Tolerance
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Fig. 1 Pedigree diagram of 'Cheongja5'.
Black Soybean Cultivar ‘Cheongja5’ with High Yield and Pod Shattering Tolerance

Qualitative characteristics of ‘Cheongja5’.

Cultivar Growth habit Leaflet shape Flower color Pubescence color Seed coat color Cotyledon color Seed shape
Cheongja5 Determinate Oval White Brown Black Green Spherical
Cheongja3 Determinate Oval Purple Brown Black Green Spherical

Mean values of quantitative characteristics of ‘Cheongja5’ in the regional yield trial from 2015 to 2017.

Cultivar Flowering date Maturity date Height (cm) No. of nodes No. of branches No. of pods First pod height (cm) 100-seed weight (g) Lodging at field (1-9)z Shattering
Normal culture Dense culture Field (1-9)z Ratio by oven test(%)y Molecular markerx
Major Minor
Cheongja5 8.3 10.24 65±11.7w 14±1.3 4.1±1.3 44±11.0 16±5.1 37.0±3.4 2 4 2 4.2 R R
Cheongja3 8.1 10.18 68±14.9 15±1.6 4.1±1.2 40±11.7 14±4.7 36.2±2.4 2 2 5 48.0 S S
p-valuev - - ns ns ns ns ns ns - - - - - -

The resistance of ‘Cheongja5’ to the diseases of soybean evaluated from 2015 to 2017.

Cultivar Bacterial pustule (0-9)z Soybean mosaic virusy Root rot (%)x
Field Inoculation Inoculation Field (0-9)z
G5 G6H G7H
Cheongja5 1 2 N / M L / - L / - 0 1.3
Cheongja3 1 3 N / M L / M L / M 4 1.3

Seed quality-related characteristics of ‘Cheongja5’ evaluated from 2015 to 2017.

Cultivar Crude protein (%) Crude oil (%) Hard seed ratio (%) Ratio of water absorption (%) Sugar content (mg/g) Anthocyanin content (μg/g)
2 hr 6 hr 12 hr Sucrose Totalz
Cheongja5 41.4z 17.9 0.0 151 197 218 64.3 130 25,192
Cheongja3 41.8 17.2 0.0 163 205 223 58.6 126 23,767
p-valuey ns ns ns * ns ns * ns *

Yield of ‘Cheongja5’ in the preliminary and advanced yield trials in Daegu.

Cultivar Yield (kg/10a) Indexx
PYT(’13)z AYT(’14)y Mean±SD
Cheongja5 416 267 342±67 119
Cheongja3 334 240 287±82 100
t-valuew 2.93ns 0.84ns 1.02ns -

Yield of ‘Cheongja5’ in the regional yield trials at 7 locations.

Location Cheongja5 Cheongja3
2015 2016 2017 Mean Indexz 2015 2016 2017 Mean
Suwon 297 319 310 309 118 212 274 300 262
Yeoncheon 215 401 207 274 114 228 339 157 214
Chuncheon 187 358 307 284 121 156 316 232 235
Naju 507 371 501 460 128 369 272 440 360
Dalseong 360 387 369 372 135 290 317 222 276
Yesan 192 341 324 286 118 189 294 247 243
Daegu 407 396 457 420 179 240 155 306 234
Mean±SD 309 368 354 343±91 130 241 281 272 265±73
t-valuey 3.88**
Table 1 Qualitative characteristics of ‘Cheongja5’.
Table 2 Mean values of quantitative characteristics of ‘Cheongja5’ in the regional yield trial from 2015 to 2017.

z(1) Tolerant ~ (9) Susceptible

ythe ratio of shattered pod by dry oven test at 40℃ for 48 hr

xresults of the molecular markers analysis related to pod shattering tolerance (Seo et al. 2022), R: resistance, S: susceptible

wmean ± standard deviation

vns denotes there was no significant difference between ‘Cheongja5’ and ‘Cheongja3’ by student t-test at 0.05.

Table 3 The resistance of ‘Cheongja5’ to the diseases of soybean evaluated from 2015 to 2017.

z(0) Tolerant~(9) Susceptible

yReaction of inoculated leaf/upper leaves, (-) No symptom, (L) Local reaction, (M) Mosaic, (N) Necrosis

xRoot rot and damaged seed that were naturally infected in the field were estimated.

Table 4 Seed quality-related characteristics of ‘Cheongja5’ evaluated from 2015 to 2017.

zsum of 6 sugars; staychyose, raffinose, sucrose, glucose, galactose, and fructose

yns denotes there was no significant difference between ‘Cheongja5’ and ‘Cheongja3’ and * denotes there was significant difference between ‘Cheongja5’ and ‘Cheongja3’ by student t-test at 0.05.

Table 5 Yield of ‘Cheongja5’ in the preliminary and advanced yield trials in Daegu.

z(PYT) preliminary yield trial

y(AYT) advanced yield trial

x(Index) mean yield of ‘Cheongja5’/mean yield of ‘Cheongja3’×100

wns denotes there was no significant difference between ‘Cheongja5’ and ‘Cheongja3’ by student t-test at 0.05.

Table 6 Yield of ‘Cheongja5’ in the regional yield trials at 7 locations.

z(Index) mean yield of ‘Cheongja5’ / mean yield of ‘Cheongja3’×100

y** denotes significantly different between ‘Cheongja5’ and ‘Cheongja3’ at 0.01 by student t-test.