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복합내병성 조생 고품질 벼 ‘산호미’

A New Early-Maturing Rice Cultivar with Multi-Diseases Resistance and High Grain Quality ‘Sanhomi’

Korean Journal of Breeding Science 2014;46(4):417-422.
Published online: October 31, 2014

1 국립식량과학원 상주출장소

1 Sangju SubStation, NICS, RDA, Sangju 742-860, Korea

2 국립식량과학원 벼맥류부

2 Department of Rice and Winter Cereal Crop, NICS, RDA, Iksan 570-080, Korea

3 국립식량과학원

3 National Institute of Crop Science, RDA, Suwon, 441-707, Korea

4 국립식량과학원 기능성작물부

4 Department of Functional Crop, NICS, RDA, Milyang 627-803, Korea

5 농촌진흥청

5 Rural Development Administration, Suwon, 440-707, Korea

*Corresponding Author : biocheman@korea.kr, Tel: +82- 54-533-0465, Fax: +82-54-533-7773)
• Received: April 29, 2014   • Revised: May 2, 2014   • Accepted: October 6, 2014

© Tshe 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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  • Growth and Forage Value of Two Forage Rice Cultivars According to Harvest Time in Reclaimed Land of South Korea
    Yeongmi Jang, Khulan Sharavdorj, Priscilla Nadalin, Suhwan Lee, Jinwoong Cho
    Agronomy.2022; 12(12): 3118.     CrossRef

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A New Early-Maturing Rice Cultivar with Multi-Diseases Resistance and High Grain Quality ‘Sanhomi’
Korean. J. Breed. Sci.. 2014;46(4):417-422.   Published online December 31, 2014
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A New Early-Maturing Rice Cultivar with Multi-Diseases Resistance and High Grain Quality ‘Sanhomi’
Korean. J. Breed. Sci.. 2014;46(4):417-422.   Published online December 31, 2014
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A New Early-Maturing Rice Cultivar with Multi-Diseases Resistance and High Grain Quality ‘Sanhomi’
Image Image
Fig. 1. Pedigree diagram of ‘Sanhomi’.
Fig. 2. Genealogical diagram of ‘Sanhomi’.
A New Early-Maturing Rice Cultivar with Multi-Diseases Resistance and High Grain Quality ‘Sanhomi’

Major agronomic traits and yield components. (Sangju : ’10~’12)

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

Sanhomi Jul. 26 70 19 14 82 85.4. 21.1
Odaebyeo Jul. 28 71 20 13 83 80.2 24.6

Reaction to environmental and physiological stresses. (LAT : ’10~’12)

Variety Appearance of wilting Adult leaf senescence Seeding stage (1-9) Cold tolerancez Heading delay (days) Grain fertility (%) Viviparous germinationy (%) Field lodging resistancex (1-9)

Sanhomi Strong Late 6 8 39 5.6 3
Odaebyeo Strong Late 7 12 51 2.6 1

zCold tolerance was evaluated at Chuncheon cold-water irrigated nursery

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

xMean lodging degree under wet direct seeding of local adaptability test for 2009 to 2011

Reaction to leaf blast and neck blast. (LAT : ’10~’12)

Variety No. of nursery based on reaction to leaf blast Field test of neck blast

Rz (0~3) M (4~6) S (7~9) Ave. Rate of disease panicle (%)

Icheon Jecheon Iksan Milyang

Sanhomi 13 1 0 2.0 0.0 0.4 0.0 0.0
Odaebyeo 4 9 1 4.3 5.9 14.4 0.0 0.0

zR : Resistant, M : Moderate, S : Susceptible

Reaction to major disease and insect pest. (LAT : ’10~’12)

Variety Bacterial blight Virus disease (%) Planthopper



K1z K2 K3 K3a RSVy RDV RBSDV BPHx SBPH

Sanhomi Rw R R R R(13.3) S(83.4) S(83.8) S S
Odaebyeo S S S S S(90.5) S(73.4) S(84.6) S S

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

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

Milling properties and grain quality of Sanhomi . (LAT : ’10~’12)

Variety Translucency (1-9) White core/belly (0-9) Amylose content (%) Protein content (%) Milling rate (%) Milled rice recovery (%) Palatability of cooked rice (-3~+3)

Sanhomi 1 0/0 19.7 6.7 72.2 67.3 0.22
Odaebyeo 1 3/1 20.0 5.7 75.1 62.8 0.17

Yield summary of local adaptability test. (LAT : ’10~’12)

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


Sanhomi (A) Odaebyeo (B) A/B

Ordinary planting Southern mid-mountainous area 2 4.78 5.10 94
Northern plain, mid mountainous and southern alpine area 4 5.09 5.11 100

Mean 6 4.99a 5.11az 98

zThe same letters are not significantly different among varieties at the 5% probability level by DMRT

Table 1. Major agronomic traits and yield components. (Sangju : ’10~’12)
Table 2. Reaction to environmental and physiological stresses. (LAT : ’10~’12)

Cold tolerance was evaluated at Chuncheon cold-water irrigated nursery

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

Mean lodging degree under wet direct seeding of local adaptability test for 2009 to 2011

Table 3. Reaction to leaf blast and neck blast. (LAT : ’10~’12)

R : Resistant, M : Moderate, S : Susceptible

Table 4. Reaction to major disease and insect pest. (LAT : ’10~’12)

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

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. Milling properties and grain quality of Sanhomi . (LAT : ’10~’12)
Table 6. Yield summary of local adaptability test. (LAT : ’10~’12)

The same letters are not significantly different among varieties at the 5% probability level by DMRT