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New Cultivar Developed

도복과 수발아에 강한 부분찰성 제빵용 밀( L.) “황금알”

김경민, 김경훈, 최창현, 박진희, 이고은, 양선목, 조철오, 이명희, 장기창, 강천식*

A Wheat Cultivar, “Hwanggeumal” with Good Bread Quality, Partial Waxy and Tolerance to Lodging and Pre-Harvest Sprouting

Korean Journal of Breeding Science 2023;55(3):272-280.
Published online: September 1, 2023

농촌진흥청 국립식량과학원 밀연구팀

Wheat Research Team, National Institute of Crop Science, RDA, Wanju, 55365, Republic of Korea

*Corresponding Author (E-mail: kcs1209@korea.kr, Tel: +82-63-238-5453, Fax: +82-63-238-5463)
• Received: August 3, 2023   • Revised: August 4, 2023   • Accepted: August 17, 2023

Copyright © 2023 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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  • A Wheat Cultivar, “Joongmo2015” with Good Noodles Quality, White Grain Wheat, Higher Winter Hardiness and Adaptable Paddy Culture
    Kyeong-Min Kim, Changhyun Choi, Jinhee Park, Go-Eun Lee, Han-Yong Jeong, Chuloh Cho, Yu-rim Kim, Myoung-Goo Choi, Mira Yoon, Sookjin Kim, Chon-Sik Kang
    Korean Journal of Breeding Science.2024; 56(3): 371.     CrossRef

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A Wheat Cultivar, “Hwanggeumal” with Good Bread Quality, Partial Waxy and Tolerance to Lodging and Pre-Harvest Sprouting
Korean. J. Breed. Sci.. 2023;55(3):272-280.   Published online September 1, 2023
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A Wheat Cultivar, “Hwanggeumal” with Good Bread Quality, Partial Waxy and Tolerance to Lodging and Pre-Harvest Sprouting
Korean. J. Breed. Sci.. 2023;55(3):272-280.   Published online September 1, 2023
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A Wheat Cultivar, “Hwanggeumal” with Good Bread Quality, Partial Waxy and Tolerance to Lodging and Pre-Harvest Sprouting
Image Image Image
Fig. 1 Pedigree chart of wheat cultivar ‘Hwanggeumal’.
Fig. 2 Pedigree diagram of cultivar ‘Hwanggeumal’.
Fig. 3 Comparison of loaf bread shape on two wheat cultivar ‘Hwanggeumal’ (A) and ‘Jokyung’ (B) in 2019.
A Wheat Cultivar, “Hwanggeumal” with Good Bread Quality, Partial Waxy and Tolerance to Lodging and Pre-Harvest Sprouting

Inherent characteristics of a new wheat cultivar ‘Hwangeumal’ (National Institute of Crop Science, 2019).

Cultivar Vernalization Leaf Stem Spike Awn Kernel
Color Width Angle Length Color Thick Color Shape Color Length Size Color
Hwanggeumal DGz My M M LYx M LY Rod LY M Lw Rv
Jokyung DG M M M LY M LY Rod LY M L Wu

Heading and yellow ripe stage date of cultivar ‘Hwanggeumal’ (RYTz, 2018~2019).

Field condition Region Heading date Maturity date
Hwanggeumal Jokyung Hwanggeumal Jokyung
Upland Suwon April 28 April 26 June 8 June 8
Yesan April 30 April 29 June 9 June 9
Daegu April 21 April 19 June 1 June 3
Jeju April 9 April 9 May 25 May 24
Mean April 22 April 21 June 3 June 3
Paddy Jeonju April 23 April 23 June 4 June 2
Naju April 17 April 16 May 31 June 3
Jinju April 21 April 20 May 30 June 3
Miryang April 16 April 16 May 28 May 29
Mean April 19 April 18 May 31 June 1
Total April 20 April 20 June 1 June 2

Agronomic characteristics of cultivar ‘Hwanggeumal’ (RYTz, 2018~2019).

Cultivar Culm length (cm) Spike length (cm) Number of spike per m2 Number of kernel per spike 1,000 kernel weight (g)
Hwanggeumal 75b 7.1b 699b 30a 44.2b
Jokyung 78a 8.2a 776a 31a 46.6a

Lodging, Winter hardiness and disease resistance of the cultivar ‘Hwanggeumal’ (RYTz, 2018~2019).

Cultivar Degree of lodging (0~9)y Withered plant (%)x Pre-harvest sprouting rate (%) Disease resistancew (S-R)
Jeonju Suwon Miryang Yesan Naju Daegu Jinju Jeju High ridge Low ridge Fusarium head blight Powdery mildew
Hwanggeumal 3 4 2 1 0 0 0 0 49.5 6.0 4.9 S S
Jokyung 4 3 2 0 4 0 1 0 65.5 10.0 67.6 S S

Grain yield of cultivar ‘Hwanggeumal’ in the advanced yield trial (AYT) at Jeonju (AYT, 2016~2017).

Cultivar Grain yield (MT/ha) Index
Hwanggeumal 6.20a 111
Jokyung 5.59b 100

Grain yield of the cultivar ‘Hwanggeumal’ in the regional yield trials (RYT) tested in the eight locations (RYT, 2018~2019).

Field condition Location Hwanggeumal (MT/ha) Index Jokyung (MT/ha)
2018 2019 Mean 2018 2019 Mean
Upland Suwon 7.04 5.53 6.29 93 7.58 5.87 6.73
Yesan 6.55 6.19 6.37 89 6.87 7.41 7.14
Daegu 5.84 4.55 5.20 81 7.23 5.67 6.45
Jeju 3.94 1.36 2.65 64 4.52 3.77 4.15
Mean 5.84 4.41 5.13 84 6.55 5.68 6.12
Paddy Jeonju 3.82 4.85 4.34 79 4.34 6.65 5.50
Naju 5.04 6.09 5.57 96 5.42 6.18 5.80
Jinju 4.33 3.17 3.75 83 4.94 4.11 4.53
Miryang 4.74 3.30 4.02 87 4.88 4.32 4.60
Mean 4.48 4.35 4.42 87 4.90 5.32 5.11
Mean 5.16 4.38 4.77b 85 5.72 5.50 561a

Flour yield and flour characteristics of cultivar ‘Hwanggeumal’ in the regional yield trials.

Cultivar Flour yield (%) Ash (%) Protein (%) SDSSz (mL) Gluten (%) Flour color (Ly)
Hwanggeumal 71.4b 0.45a 14.0a 60.3a 10.3a 91.82a
Jokyung 73.1a 0.43b 10.5b 54.5b 7.8b 91.98a

Rheological properties of dough and pasting properties of cultivar ‘Hwanggeumal’ in the regional yield trials.

Cultivar Mixograph Amylose (%) Pasting properties (BU)
Water absorption (%) Mixing time (min) Peak viscosity
Hwanggeumal 59.9a 4.6a 23.3b 163a
Jokyung 56.4b 3.6b 26.8a 78b

Bread processing characteristics of cultivar ‘Hwanggeumal’ in the regional yield trials (RYT, 2018~2019).

Cultivar Bread characteristics
Bread loaf volume (mL) Hardness (N)
Hwanggeumal 994±35.00a 1.02±0.45b
Jokyung 804±26.52b 2.34±0.36a

Subunits of HMW-GS, GBSS and puroindolines of cultivar ‘Hwanggeumal’.

Cultivar HMW-GSz PPO18y (bp) GBSSx Puroindolines
Glu-D1 Wx-A1 Wx-B1 Wx-D1 Pina-D1 Pinb-D1
Hwanggeumal 5+10 685 aw bv a a b
Jokyung 5+10 685 a a a a b
Table 1 Inherent characteristics of a new wheat cultivar ‘Hwangeumal’ (National Institute of Crop Science, 2019).

DGz : dark green, My : middle, LYx : light yellow, Lw : large, Rv : Red, Wu : white

Table 2 Heading and yellow ripe stage date of cultivar ‘Hwanggeumal’ (RYTz, 2018~2019).

zRYT : regional yield trial.

Table 3 Agronomic characteristics of cultivar ‘Hwanggeumal’ (RYTz, 2018~2019).

zRYT : regional yield trial.

a-bValues followed by the same letters within same are not significantly different at p<0.05.

Table 4 Lodging, Winter hardiness and disease resistance of the cultivar ‘Hwanggeumal’ (RYTz, 2018~2019).

zRYT : regional yield trial.

yRating score: 0=excellent or strong, 9=worst or weak.

xWinter killing rate was tested in Yeoncheon from 2018 to 2019.

wS : susceptible, M : moderate, R : resistant.

Table 5 Grain yield of cultivar ‘Hwanggeumal’ in the advanced yield trial (AYT) at Jeonju (AYT, 2016~2017).

a-bValues followed by the same letters within same are not significantly different at p<0.05.

Table 6 Grain yield of the cultivar ‘Hwanggeumal’ in the regional yield trials (RYT) tested in the eight locations (RYT, 2018~2019).

a-bValues followed by the same letters within same are not significantly different at p<0.05.

Table 7 Flour yield and flour characteristics of cultivar ‘Hwanggeumal’ in the regional yield trials.

zSDSS : SDS-sedimentation volume, yL : lightness.

a-bValues followed by the same letters within same are not significantly different at p<0.05.

Table 8 Rheological properties of dough and pasting properties of cultivar ‘Hwanggeumal’ in the regional yield trials.

a-bValues followed by the same letters within same are not significantly different at p<0.05.

Table 9 Bread processing characteristics of cultivar ‘Hwanggeumal’ in the regional yield trials (RYT, 2018~2019).

a-bValues followed by the same letters within same are not significantly different at p<0.05.

Table 10 Subunits of HMW-GS, GBSS and puroindolines of cultivar ‘Hwanggeumal’.

zHMW-GS : high molecular weight glutenin subunit.

yPPO18 : polyphenol oxidase.

xGBSS : granule bound starch synthase.

aw : wild type, bv : mutant type.