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New Cultivar Developed

수량 많고 쓰러짐에 강한 소립 녹자엽 검정콩 ‘세움’

서정현*, 강범규, 김준회, 허수빈, 한원영, 이영훈

Small Black Soybean Cultivar ‘Seum’ with High Yield and Lodging Tolerance

Korean Journal of Breeding Science 2024;56(3):353-360.
Published online: September 1, 2024

농촌진흥청 국립식량과학원

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

*Corresponding to Jeong Hyun Seo TEL. +82-55-350-1236 E-mail. next0501@korea.kr
• Received: July 15, 2024   • Revised: July 30, 2024   • Accepted: July 30, 2024

Copyright © 2024 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

Citations to this article as recorded by  Crossref logo
  • 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

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Small Black Soybean Cultivar ‘Seum’ with High Yield and Lodging Tolerance
Korean. J. Breed. Sci.. 2024;56(3):353-360.   Published online September 1, 2024
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Small Black Soybean Cultivar ‘Seum’ with High Yield and Lodging Tolerance
Korean. J. Breed. Sci.. 2024;56(3):353-360.   Published online September 1, 2024
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Small Black Soybean Cultivar ‘Seum’ with High Yield and Lodging Tolerance
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Fig. 1 Pedigree diagram of ‘Seum’.
Small Black Soybean Cultivar ‘Seum’ with High Yield and Lodging Tolerance

Qualitative characteristics of ‘Seum’.

Cultivar Growth
Habit
Leaflet
Shape
Flower
Color
Pubescence
Color
Seed
coat
Color
Cotyledon
Color
Seed
Shape
Seum Determinate Lanceolate Purple Brown Black Green Spherical
Socheongja Determinate Oval White Brown Black Green Spherical

Mean value of quantitative characteristics of ‘Seum’ in the regional yield trial from 2018 to 2020.

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
(1-9)z
Shattering


Normal
Culture
Dense
Culture
Field
Ratio by Oven Test(%)y Field
(1-9)z
Seum 8.4 10.21 67 17 5 104 11 11.4 2 1 5 64.6 3
Socheongja 8.11 10.15 84 17 4 100 16 11.5 4 2 6 100.0
t-valuex - - -3.99** -0.90ns 3.13** 0.43ns -4.13** -0.38ns - - - - -

The resistance of ‘Seum’ to the diseases of soybean evaluated from 2018 to 2020.

Cultivar Bacterial Pustule (0-9)z Soybean Mosaic Virusy Root Rot (%)x


Field Inoculation Inoculation (G6H) Field (0-9)z
Seum 1 2 / M 2 0
Socheongja 1 1 Mo / M 1 0

z(0) Tolerant~(9) Susceptible

yReaction of inoculated leaf/upper leaves, (-) No symptom, (M) Mosaic, (Mo) Mottle

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

Seed quality-related characteristics of ‘Seum’ evaluated from 2018 to 2020.

Cultivar Crude Protein (%) Crude Oil (%) Ratio of Water Absorption (%) Sugar Content (mg/g) Anthocyanin Content (µg/g) Isoflavone Content (µg/g)


2 hr 6 hr 12 hr Sucrose Totalz
Seum 41.4z 17.5 147 192 214 36.2 68.8 19,501 1,932
Socheongja 41.9 16.1 161 210 227 40.4 74.6 19,244 2,085

t-value -0.52ns 7.03* -0.98ns -1.17ns -1.90ns -0.64ns -0.50ns 0.10ns -0.36ns

zsum of 6 sugars; Stachyose, Raffinose, Sucrose, Glucose, Galactose, and Fructose

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

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

Cultivar Yield (kg/10a) Indexx

PYT ('16)z AYT ('17)y Mean
Seum 339 321 330 104
Socheongja - 318 318 100

z(PYT) preliminary yield trial

y(AYT) advanced yield trial

x(Index) mean yield of ‘Seum’/mean yield of ‘Socheongja’×100.

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

Location Seum Socheongja


2018 2019 2020 Mean Indexz 2018 2019 2020 Mean
Suwon 364 337 334 345 119 - 241 339 290
Yeoncheon 254 266 272 264 106 302 237 207 249
Chuncheon 256 255 251 254 108 207 253 246 235
Naju 357 297 298 317 109 351 242 283 292
Dalseong 282 298 295 282 130 205 233 235 224
Yesan 269 232 301 267 113 228 253 227 236
Daegu 304 282 327 304 121 286 213 256 252
Mean 298 281 297 292 116 263 239 256 252

t-valuey - - - 3.29** - - - - -

z(Index) mean yield of ‘Seum’ mean yield of ‘Socheogja’×100

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

Table 1 Qualitative characteristics of ‘Seum’.
Table 2 Mean value of quantitative characteristics of ‘Seum’ in the regional yield trial from 2018 to 2020.

z(1) Tolerant~(9) Susceptible

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

x, **denotes there was significant difference between ‘Seum’ and ‘Socheongja’ by student t-test at 0.01.

Table 3 The resistance of ‘Seum’ to the diseases of soybean evaluated from 2018 to 2020.

z(0) Tolerant~(9) Susceptible

yReaction of inoculated leaf/upper leaves, (-) No symptom, (M) Mosaic, (Mo) Mottle

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

Table 4 Seed quality-related characteristics of ‘Seum’ evaluated from 2018 to 2020.

zsum of 6 sugars; Stachyose, Raffinose, Sucrose, Glucose, Galactose, and Fructose

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

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

z(PYT) preliminary yield trial

y(AYT) advanced yield trial

x(Index) mean yield of ‘Seum’/mean yield of ‘Socheongja’×100.

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

z(Index) mean yield of ‘Seum’ mean yield of ‘Socheogja’×100

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