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저글루테린 및 저아밀로스 중생종 기능성 벼 ‘건양2호’

‘Geongyang2’: Low Glutelin and Amylose Content Rice Cultivar with Mid-Maturing

Korean Journal of Breeding Science 2015;47(4):437-441.
Published online: November 30, 2015

1 농촌진흥청

1 Rural Development Administration (RDA), Jeonju 54875, Korea

2 국립식량과학원

2 National Institute of Crop Science (NICS), RDA, Miryang 55365, Korea

3 국립원예특작과학원

3 National Institute of Horticultural and Herbal Science (NIHHS), RDA, Eumseong 27709, Korea

*Corresponding author (hy4779@korea.kr, Tel: +82-55-350-1169, Fax: +82-55-352-3059)
• Received: October 9, 2015   • Revised: November 20, 2015   • Accepted: November 23, 2015

© Korean Society of Breeding Science All rights reserved

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
  • ‘Dapum’, a Late-Maturing Rice Cultivar with Low Amylose Content in the Chungnam Plain Area, Korea
    Giwon Cho, Gyucheol Kim, Chongtae Chung, Tugsang Yun, Yoetae Yun
    Korean Journal of Breeding Science.2024; 56(4): 513.     CrossRef
  • 'Miho' (Milyang300), a Mid to Late Low-Amylose Variety of Processed Rice
    Ji Yoon Lee, Na Geum Lee, You Chun Song, Jong Hee Lee, Su min Jo, Young Ho Kwon, So Myeong Lee, Ju won Kang, Dong Soo Park, Jun Hyeon Cho
    Korean Journal of Breeding Science.2021; 53(3): 295.     CrossRef

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‘Geongyang2’: Low Glutelin and Amylose Content Rice Cultivar with Mid-Maturing
Korean. J. Breed. Sci.. 2015;47(4):437-441.   Published online December 31, 2015
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‘Geongyang2’: Low Glutelin and Amylose Content Rice Cultivar with Mid-Maturing
Korean. J. Breed. Sci.. 2015;47(4):437-441.   Published online December 31, 2015
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‘Geongyang2’: Low Glutelin and Amylose Content Rice Cultivar with Mid-Maturing
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Fig. 1. Pedigree diagram of ‘Geonyang2’
‘Geongyang2’: Low Glutelin and Amylose Content Rice Cultivar with Mid-Maturing

Major agronomic traits and yield components of ‘Geonyang2’.

Variety Heading date Culm length (cm) Panicle length (cm) No. of panicle per hill No. of Spikelets per panicles Ratio of ripened grain(%) Brown rice 1000 grain weight(g)

Geonyang2 Aug. 10 65 21 15 90 82.0 20.2
Nampyeongbyeo Aug. 15 78 19 13 105 83.3 20.7

Reaction to environmental and physiological stress of ‘Geonyang2’.

Variety Premature heading ratio (%) Viviparous germinationz (%) Lodging tolerancey Cold tolerancex

Lodging index Transplanting field (1-9) Direct seeding field (1-9) Seedling stage (0-9) Heading delay (days) Grain fertility (%)

Geonyang2 0 12.0 201 1 1 7 13 45
Nampyeongbyeo 0 2.7 213 1 3 7 11 32

ZGermination rate at 7th day after incubation(25°C)

yMean lodging degree under wet direct seeding of local adaptability test for 2010 to 2012

xCold tolerance was evaluated at Chuncheon cold-water irrigated nursery

Reaction to leaf and neck blast disease of ‘Geonyang2’.

Variety Leaf blast Neck blast

No. of tested sites Rate of disease panicle (%)

R (0~3) M (4~6) S (7~9) Mean Jecheon Icheon Iksan Miryang

Geonyang2 1 8 5 5.7 1.6 3.6 0.9 0.0
Nampyeongbyeo 5 9 0 3.6 0.0 0.7 1.0 0.0

Reaction to major disease and insect pests of ‘Geonyang2’.

Variety Bacterial blightz Virus diseasey Planthopperx

K1 K2 K3 K3a RSV RDV RBSDV BPH SBPH

Geonyang2 Rw R R S R S S S S
Nampyeongbyeo S S S S R M S S S

zK1: HB01013, K2: HB01014, K3: HB01015, K3a: HB01009

yRSV: Rice stripe virus, RDV: Rice dwarf virus, RBSDV: Rice black-streaked dwarf

xBPH: Brown planthopper, SBPH: Small brown planthopper

wR: Resistant, M: Moderate, S: Susceptible

Grain quality, physiochemical and milling properties of ‘Geonyang2’.

Variety Trans lucency (1-9) White core/ belly (0-9) Amylose content (%) Protein content (%) Glutelin content (%) Alkali digestion value (1-7) Milled/ brown rice ratio (%) Head rice recovery (%)

Geonyang2 5 dull 11.5 6.0 63.1 5.6 81.8 89.1
Nampyeongbyeo 1 0/0 19.7 6.9 73.8 5.9 82.1 97.2

Yield summary of ‘Geonyang2’ in local adaptability test.

Culture season Region No. of test sites Milled rice(MT/ha)

Nampyeongbyeo (B) Geonyang2

’10 ’11 ’12 Mean (A) Index (A/B)

Ordinary planting Middle plain 2 (482) z 442 505 396 448 93
Yeongnam plain 1 522 476 462 457 465 90
Honam plain 3 515 459 500 445 468 91
Mean 6 505 456 496 431 461 91

zHwaseongbyeo

Table 1. Major agronomic traits and yield components of ‘Geonyang2’.
Table 2. Reaction to environmental and physiological stress of ‘Geonyang2’.

Germination rate at 7th day after incubation(25°C)

Mean lodging degree under wet direct seeding of local adaptability test for 2010 to 2012

Cold tolerance was evaluated at Chuncheon cold-water irrigated nursery

Table 3. Reaction to leaf and neck blast disease of ‘Geonyang2’.
Table 4. Reaction to major disease and insect pests of ‘Geonyang2’.

K1: HB01013, K2: HB01014, K3: HB01015, K3a: HB01009

RSV: Rice stripe virus, RDV: Rice dwarf virus, RBSDV: Rice black-streaked dwarf

BPH: Brown planthopper, SBPH: Small brown planthopper

R: Resistant, M: Moderate, S: Susceptible

Table 5. Grain quality, physiochemical and milling properties of ‘Geonyang2’.
Table 6. Yield summary of ‘Geonyang2’ in local adaptability test.

Hwaseongbyeo