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New Cultivar Developed

흰가루병과 도복에 강한 맥주보리 ‘백록’

박진천1, 김양길1, 박태일1, 강천식1, 김경호1, 박종철2, 윤영미1,*

A Malting Barley (Hordeum vulgare L.) Variety, ‘Baegrok’with Resistance to Powdery Mildew and Tolerance to Lodging

Korean Journal of Breeding Science 2022;54(1):66-74.
Published online: March 1, 2022

1농촌진흥청 국립식량과학원

2전라북도농업기술원

1National Institute of Crop Science, RDA, Wanju, 55365, Republic of Korea

2Jeollabukdo Agricultural Research and Extension Services, Iksan, 54591, Republic of Korea

*Corresponding Author: Young-Mi Yoon (E-mail: mi3710@korea.kr, Tel: +82-63-238-5227, Fax: +82-63-238-5205)
• Received: February 4, 2022   • Revised: February 15, 2022   • Accepted: February 15, 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

Citations to this article as recorded by  Crossref logo
  • A Malting Barley (Hordeum vulgare L.) Cultivar, ‘Daian’, With Resistance to Barley Yellow Mosaic Virus, Tolerance to Lodging Stress, and High Yield
    Jin-Cheon Park, Seul-Gi Park, Yang-Kil Kim, Chang-Hyeun Lee, Chon-Sik Kang, Kyong-Ho Kim, Tae-Il Park, Young-Mi Yoon
    Korean Journal of Breeding Science.2023; 55(1): 77.     CrossRef
  • ‘Heugho’: A Variety of Black Malting Barley (Hordeum vulgare L.) with High Antioxidant Capacity and Good Brewing Quality
    Seul-Gi Park, Yang-Kil Kim, Jin-Cheon Park, Chang-Hyeun Lee, Chon-Sik Kang, Kyong-Ho Kim, Tae-Il Park, Young-Mi Yoon
    Korean Journal of Breeding Science.2022; 54(4): 488.     CrossRef

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A Malting Barley (Hordeum vulgare L.) Variety, ‘Baegrok’with Resistance to Powdery Mildew and Tolerance to Lodging
Korean. J. Breed. Sci.. 2022;54(1):66-74.   Published online March 1, 2022
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A Malting Barley (Hordeum vulgare L.) Variety, ‘Baegrok’with Resistance to Powdery Mildew and Tolerance to Lodging
Korean. J. Breed. Sci.. 2022;54(1):66-74.   Published online March 1, 2022
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A Malting Barley (Hordeum vulgare L.) Variety, ‘Baegrok’with Resistance to Powdery Mildew and Tolerance to Lodging
Image Image Image Image Image
Fig. 1 Pedigree diagram of barley variety, ‘Baegrok’.
Fig. 2 Plant comparison of ‘Baegrok’(a) and ‘Hopum’(b) in paddy field.
Fig. 3 Plant comparison about resistance to powdery mildew of ‘Baegrok’(a) and ‘Hopum’(b) in plastic house.
Fig. 4 Comparison of ‘Baegrok’ malt (a) and ‘Hopum’ malt (b).
Fig. 5 Identification of BaYMV resistance gene(rym5) (M; ladder, 1; ‘Jinyang’, 2; ‘Hopum’, 3; ‘Baegrok’, 4, ‘Milyang130’, 5, ‘Misato golden’, 6, ‘Myoginijo’).
A Malting Barley (Hordeum vulgare L.) Variety, ‘Baegrok’with Resistance to Powdery Mildew and Tolerance to Lodging

Used primer for detection of barley yellow mosaic virus resistance gene (rym5).

Primer Direction Sequence Amplication
size
Reference
rym5F Forward 5‘-ATGTTGGAGCCGACTTCCAT-3‘ 241 Sedláček et al. 2010
rym5R Reverse 5‘-GTTCACCAATCAATGCCAGCAA-3‘

Inherent characteristics of ‘Baegrok’.

Variety Leaf Stem Spike Awn Growth
habit
Color Length Width Color Thickness Type Density Length Brittless
Baegrok Green Medium Medium Green Medium 2-row Medium Long Good z
Hopum Green Medium Medium Green Medium 2-row Medium Long Good

Heading and maturity dates of ‘Baegrok’ from 2014 to 2016.

Field condition Location Heading date Maturity date
Baegrok Hopum Baegrok Hopum
Upland Jeju Apr. 6ns Apr. 8 May 16ns May 16
Paddy Jinju Apr. 15 Apr. 15 May 18 May 17
Naju Apr. 5 Apr. 9 May 22 May 23
Iksan Apr. 14 Apr. 15 May 22 May 22
Mean Apr. 11ns Apr. 13 May 21ns May 21

Agronomic characteristics of ‘Baegrok’ from 2014 to 2016.

Field condition Cultivar Culm length
(cm)
Spike length
(cm)
No. of spikes
per m2
No. of grains
per spike
1000-grain weight(g) Liter weight
(g)
Upland Baegrok 76ns 5.4* 811ns 24ns 39.2ns 642ns
Hopum 89 6.1 746 26 38.3 663
Paddy Baegrok 67* 5.5ns 819ns 22ns 44.3ns 667ns
Hopum 79 5.8 719 22 44.3 681

Resistance to barley yellow mosaic virus, powdery mildew and cold tolerance.

Cultivar BaYMVz (0~9) Powdery mildewy Cold tolerancex (0~9) Lodging tolerancew (0~9)
Naju (Ⅰ) Jinju (Ⅳ) Iksan (Ⅲ) Infection type
Baegrok 0 0 2 1 3 1
Hopum 0 0 5 9 5 5

Yield of ‘Baegrok’ in the regional yield trials from 2014 to 2016.

Field
condition
Location Baegrok (kg/10 a) Hopum (kg/10 a)
2014 2015 2016 Mean 2014 2015 2016 Mean
Upland Jeju 602 411 384 466ns 493 439 293 408
Paddy Jinju 547 359 453 453 426 394 447 422
Naju 419 393 299 370 361 313 337 337
Iksan 263 146 200 203 261 176 199 212
Mean 410 299 317 342ns 349 294 328 324

Comparison of grain quality between ‘Baegrok’ and ‘Hopum’.

Cultivar Assortment rate (%) Starch
(%)
Protein
(%)
β-glucan
(%)
Husk rate
(%)
Germination energy (%) Germination capacity (%) Water sensitivity
Baegrok 86ns 61.0ns 11.6ns 3.4ns 12.7ns 95.6ns 95.8ns 31.0ns
Hopum 90 59.9 11.3 4.1 13.4 93.8 96.7 24.8

Comparison of malt quality between ‘Baegrok’ and ‘Hopum’.

Cultivar Extract
(%)
Acrospire length (%) Soluble protein (%) Kolbach index (%) Diastatic power (WK) Filtering time (min/100 mL) Friability (%)
Baegrok 73.6ns 75.1ns 4.4ns 35.5ns 345.8ns 29.0ns 70.8ns
Hopum 73.3 69.1 3.8 34.0 294.1 24.7 65.4
Table 1 Used primer for detection of barley yellow mosaic virus resistance gene (rym5).
Table 2 Inherent characteristics of ‘Baegrok’.

* ‘Hopum’ is a check variety to comparing to the characteristics of ‘Baegrok’. These properties were investigated in paddy field condition at Jeonju region

zVernalization type: Ⅰ(spring type)

Table 3 Heading and maturity dates of ‘Baegrok’ from 2014 to 2016.

nsmeans no significant at p<0.05 by t-test.

Table 4 Agronomic characteristics of ‘Baegrok’ from 2014 to 2016.

nsmeans no significant and * means significant at p<0.05 by t-test.

Table 5 Resistance to barley yellow mosaic virus, powdery mildew and cold tolerance.

zInvestigation at viral infested field for three years (0: Resistance, 9: Susceptible). BaYMV means viral disease by Barley Yellow Mosaic Virus. yDisease incidence induced natural infection at plastic house at Iksan for three years(0: Resistance, 9: Susceptible). xCold tolerance was tested at Unbong, about 500meter above sea level region from 2014 to 2016. wLodging tolerance was investigated in Jeju upland field from 2014 to 2016.

Table 6 Yield of ‘Baegrok’ in the regional yield trials from 2014 to 2016.

nsmeans no significant at p<0.05 by t-test.

Table 7 Comparison of grain quality between ‘Baegrok’ and ‘Hopum’.

nsmeans no significant at p<0.05 by t-test.

Table 8 Comparison of malt quality between ‘Baegrok’ and ‘Hopum’.

nsmeans no significant at p<0.05 by t-test.