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철과 아연 함량이 높고 향기가 있는 벼 ‘향철아’

정응기1,*, 안억근1, 원용재1, 이정희1, 이상복1, 정종민1, 오세관1, 조영찬1, 이점호1, 서정필1, 현웅조1, 정오영1, 김보경1, 손지영2

‘Hyangcheola’, A New Fragrant Rice Variety with High Iron and Zinc Content

Korean Journal of Breeding Science 2018;50(4):472-477.
Published online: December 1, 2018

농촌진흥청 국립식량과학원

농촌진흥청

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

Rural Development Administration, Wanju, 54875, Republic of Korea

* (E-mail: egjeong@korea.kr, Tel: +82-31-695-4022, Fax: +82-31-695-4029)
• Received: July 21, 2018   • Revised: July 23, 2018   • Accepted: August 10, 2018

Copyright: © 2018 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
  • Golden queen 3: A High-quality Rice Variety with Low Amylose Contents and Aroma
    Seong-Gyu Jang, Wondo Lee, Yong-Jin Park, Young-Sang Lee, Joohyun Lee, Jeonghwan Seo, Yoo-Hyun Cho, Soon-Wook Kwon
    Korean Journal of Breeding Science.2021; 53(2): 177.     CrossRef
  • Analysis of Chronological Variation in Pedigree and Agronomic Traits of 325 Korean Rice Varieties
    Gihwan Yi
    Plant Breeding and Biotechnology.2020; 8(4): 426.     CrossRef

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‘Hyangcheola’, A New Fragrant Rice Variety with High Iron and Zinc Content
Korean. J. Breed. Sci.. 2018;50(4):472-477.   Published online December 1, 2018
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Korean. J. Breed. Sci.. 2018;50(4):472-477.   Published online December 1, 2018
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‘Hyangcheola’, A New Fragrant Rice Variety with High Iron and Zinc Content
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Fig. 1 Pedigree diagram of ‘Hyangcheola’.
Fig. 2 Genealogical diagram of ‘Hyangcheola’.
‘Hyangcheola’, A New Fragrant Rice Variety with High Iron and Zinc Content

Major agronomic traits and yield components.

Variety Heading date Culm z length (cm) Panicle length (cm) No. of panicles/hill No. of spikelets/panicle Ratio of ripened grain (%) 1000-grain weight of brown rice (g)
Hyangcheola July 28** 76ns 22ns 13ns 86ns 77.8ns 22.8ns
Hwaseong Aug. 8 84 21 14 96 88.9 22.9

zlength from soil surface to panicle neck

**1% level, respectively

nsnot significant

Reaction to blast disease.

Variety Reaction to leaf blast at nursery test (0-9) Area ratio to leaf lesion of Magnaporthe grisea of sequential plantings (%) Reaction to neck blast(%)

No. of tested sites (14)



R z M S Mean 1 2 3 4 5 Persistence (0-5) No. of susceptible race (23) Ichon Milyang Mean
Hyangcheola 4 8 2 4.4* 45 85 85 95 65 5 12 14.4** 0.0 7.2
Hwaseong 1 8 5 5.8 90 35 15 70 55 5 17 2.3 0.0 1.2

zR: resistant (0~3); M: moderately resistant (4~6); S: susceptible (7~9)

N fertilizer: Blast nursery test = 240 kg/ha, Neck blast = 220 kg/ha

*significant at 5% level

**ns: not significant

Reaction to bacterial blight, virus disease and insect pests.

Variety Bacterial blight z Virus diseases Resistance to insects y



K1 K2 K3 K3a Stripe (%) Dwarf BSD BPH SBPH
Hyangcheola S S S S R (20.6) S S S S
Hwaseong S S S S R (22.1) S S S S

zBPH: brown planthopper; SBPH: small brown planthopper.

yR: resistance, S: susceptible

Response to physiological and abiotic stresses.

Variety Premature heading (%) Occurrence of wilting Leaf senescence at maturing Cold tolerance y Viviparous w germination (%)

Discol-oration (1-9) z Heading delay (day) Grain fertility (%) PA x
Hyangcheola 0.0 Strong Late 1 9ns 12.2ns 5 10.1ns
Hwaseong 0.0 Strong Late 1 9 13.7 5 17.6

zEvaluation at maximum tillering stage (1: tolerance; 9: susceptible)

yCold tolerance was evaluated in Chuncheon cold-water (17°C) irrigated nursery

xPhenotypic Acceptability

wGermination rate at 7 days after incubation in 25°C chamber

nsnot significant

Characteristics related to lodging.

Variety Plant z hight (cm) Third internode length (cm) Moment (g.cm) Lodging index Lodging in the field (0~9)
Hyangcheola 102ns 12.9ns 1,156* 122ns 5
Hwaseong 109 12.3 1,312 117 5

zlength from upper part of root up to panicle

*significant at 5% level

Characteristics related to grain shape and grain quality.

Variety Brown rice White core/velly Alkali digestive value (1~7) Protein content (%) Amylose content (%)

Length (mm) Width (mm) L/W ratio
Hyangcheola 5.27 2.82 1.87 0/1 6.5ns 8.2* 19.3ns
Hwaseong 4.99 2.78 1.80 0/1 6.4 6.7 19.6

nsnot significant

*significant at 5% level

Difference of micro nutrient content and aroma (2014).

Variety Iron (mg/100 g) Zinc (mg/100 g) Aroma
Hyangcheola 15.12* 32.24** Exist
Hwaseong 11.43 23.49 Lack

Assay sample: brown rice

*,**significant at 5% and 1% level, respectively

Characteristics related to milling quality.

Variety Milling recovery ratio (%) Head rice milling recovery ratio (%)

Brown/rough Milled/brown Milled/rough Head rice
Hyangcheola 80.3ns 90.6ns 73.8ns 85.0 * 61.8 *
Hwaseong 83.0 91.9 76.0 96.8 73.6

*significant at 5% level

nsnot significant

Results of yield potential of ‘Hyangcheola’ on local adaptability test.

Culture Season Region Tested sites Average milled rice yield (MT/ha) Index (A/B)

Hyangcheola Hwaseong


’12 ’13 ’14 Ave. (A) ’12 ’13 ’14 Ave. (B)
Ordinary planting culture Middle plain Suwon 3.9 4.7 4.6 4.4 4.3 5.2 5.5 5.2 84
Hwaseong 5.2 4.4 4.9 4.8 5.6 5.5 5.5 5.5 87
Chuncheon 5.3 4.7 5.5 5.2 5.5 5.4 5.7 5.5 94
Cheongju 4.6 4.9 4.4 4.6 5.1 4.8 5.1 5.0 93

Average 4.8 4.7 4.8 4.8 5.3 5.2 5.5 5.3 89
Table 1 Major agronomic traits and yield components.

length from soil surface to panicle neck

1% level, respectively

nsnot significant

Table 2 Reaction to blast disease.

R: resistant (0~3); M: moderately resistant (4~6); S: susceptible (7~9)

N fertilizer: Blast nursery test = 240 kg/ha, Neck blast = 220 kg/ha

significant at 5% level

ns: not significant

Table 3 Reaction to bacterial blight, virus disease and insect pests.

BPH: brown planthopper; SBPH: small brown planthopper.

R: resistance, S: susceptible

Table 4 Response to physiological and abiotic stresses.

Evaluation at maximum tillering stage (1: tolerance; 9: susceptible)

Cold tolerance was evaluated in Chuncheon cold-water (17°C) irrigated nursery

Phenotypic Acceptability

Germination rate at 7 days after incubation in 25°C chamber

nsnot significant

Table 5 Characteristics related to lodging.

length from upper part of root up to panicle

significant at 5% level

Table 6 Characteristics related to grain shape and grain quality.

nsnot significant

significant at 5% level

Table 7 Difference of micro nutrient content and aroma (2014).

Assay sample: brown rice

significant at 5% and 1% level, respectively

Table 8 Characteristics related to milling quality.

significant at 5% level

nsnot significant

Table 9 Results of yield potential of ‘Hyangcheola’ on local adaptability test.