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밥맛이 우수한 경기지역 적응 중만생종 벼 ‘참드림’

장정희1,*, 이종형1, 한상욱1, 이지혜1, 장재은1, 서재순1, 원태진1, 최병열1, 지정현1, 박인태1, 도현용1, 최해춘1, 김광호1, 정응기2, 원용재2

‘Chamdream’, A Medium-Late Maturing and Good Eating-Quality Rice Cultivar Highly Suitable for Growing in the Gyeonggido Province, South Korea

Korean Journal of Breeding Science 2019;51(3):251-257.
Published online: September 1, 2019

경기도농업기술원

국립식량과학원

Gyeonggi Agricultural Research & Extension Services, Hwaseong 18388, Republic of Korea

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

*(E-mail: jjh7648@gg.go.kr, Tel: +82-31-229-6192, Fax: +82-31-229-3107)
• Received: July 18, 2019   • Revised: July 22, 2019   • Accepted: July 25, 2019

Copyright: © 2019 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 to this article as recorded by  Crossref logo
  • ‘Jungdream’—An Early Maturing and Good Eating-Quality Rice Cultivar Suitable for Growing in the Gyeonggido Province, South Korea
    Jung-Hee Jang, Byoung-Rourl Choi, Tae-Jin Won, Ji-Hye Lee, Jong-Hyeong Lee, Sang-Wook Han, Jae-Eun Jang, Jae-Soon Seo, Jung-Hyeun Ji, In-Tae Park, Hae-Chun Choi, Gwang-Ho Kim
    Korean Journal of Breeding Science.2021; 53(2): 170.     CrossRef

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‘Chamdream’, A Medium-Late Maturing and Good Eating-Quality Rice Cultivar Highly Suitable for Growing in the Gyeonggido Province, South Korea
Korean. J. Breed. Sci.. 2019;51(3):251-257.   Published online September 1, 2019
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‘Chamdream’, A Medium-Late Maturing and Good Eating-Quality Rice Cultivar Highly Suitable for Growing in the Gyeonggido Province, South Korea
Korean. J. Breed. Sci.. 2019;51(3):251-257.   Published online September 1, 2019
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‘Chamdream’, A Medium-Late Maturing and Good Eating-Quality Rice Cultivar Highly Suitable for Growing in the Gyeonggido Province, South Korea
Image Image Image Image
Fig. 1 Pedigree diagram of ‘Chamdream’. OYT: Observational yield trial, RYT: Replicated yield trial, LAT: Local adaptability test
Fig. 2 Genealogical diagram of ‘Chamdream’.
Fig. 3 Appearance of ‘Chamdream (Gyeonggi5)’ at the maturing stage in the paddy field (upper), its unhulled (left), brown (middle), and milled (right) rice (lower).
Fig. 4 Adaptable Regions of ‘Chamdream’.
‘Chamdream’, A Medium-Late Maturing and Good Eating-Quality Rice Cultivar Highly Suitable for Growing in the Gyeonggido Province, South Korea

Major agronomic traits and yield components of ‘Chamdream’.

Variety Heading date Culm Length (cm) Panicle length (cm) No. of panicles per hill No. of Spikelets per panicle Ratio of Ripened grain (%) 1,000 grain weight of brown rice (g)
Chamdream Aug. 17**,z 79ns 20ns 15ns 115* 83.7ns 22.9**
Hwaseong Aug. 10 81 21 15 93 88.5 23.2

zns,* and ** Indicate no significant, significant difference at p<0.05, and p<0.01, respectively.

Reaction to leaf blast and neck blast.

Variety Reaction of leaf blast at test nursery Reaction to neck blast

No. of tested sites (14)


Rz (0-3) M (4-6) S (7-9) Mean Rate of infected panicles (%)

Icheon Jecheon Yesan Iksan Milyang Jinju Mean
Chamdream 6 7 1 3.6 0.6 0.6 0.0 0.9 0.0 0.0 0.35
Hwaseong 1 8 5 5.6 2.3 13.8 0.0 11.6 0.0 0.1 4.63

zR: Resistant, M: Moderately resistant, S: Susceptible

Reaction to bacterial blight, virus disease and insect pests.

Variety Bacterial blight Virus disease (%) Resistance to insects



K1 K2 K3 K3a RSVz RDV RBSDV BPHy SBPH
Chamdream Rx R R S R (14.4) S (77.3) S (80.7) S S
Hwaseong S S S S R (22.1) S (93.3) S (93.6) S S

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

yBPH: Brown planthopper, SBPH: Small brown planthopper

xS: Susceptible, R: Resistant

Response to physiological and abiotic stresses, and lodging tolerance.

Variety Premature headingz (%) Occurrence of wilting Leaf senescence at maturing Low temperature germinationy (%) Cold tolerancex Viviparous germinationvz (%) Lodging index Field lodging (1~9)

Heading delay (days) Grain fertility (%) PAw (1~9)
Chamdream 0.0 Strong Late 94 13 31 7 35.6 126 5
Hwaseong 0.0 Strong Late 40 9 59 5 17.6 117 5

zPremature heading in 50-days old seedling

yGermination rate after 15 days at 13°C

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

wPhenotypic acceptability at ripening stage

vGermination rate at 7 days after incubation

Characteristics related to grain shape and grain quality.

Variety Brown rice White core/belly (0~9) Alkali digestive value (1~7) Protein content (%) Amylose content (%) Palatability of cooked rice (-3~3)


Length (mm) Width (mm) L/W ratio Shape Smell Taste Texture Glutinosity General review
Chamdream 5.03 2.75 1.83 0/1 6.6 5.4 19.5 0.22 0.07 0.19 0.31 0.32 0.29
Hwaseong 5.03 2.81 1.79 1/1 6.5 6.7 19.6 -0.04 -0.01 -0.05 -0.02 -0.06 -0.02
Chucheong - - - - - - - 0.10 0.06 0.05 0.08 0.08 0.08

Characteristics related to milling quality.

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

Brown/unhulled Milled/brown Milled/unhulled Head rice
Chamdream 83.8 91.6 76.8 88.8 68.2
Hwaseong 83.0 91.6 76.0 96.8 73.6

Rice yields at local adaptability test from 2012 to 2014.

Region Tested sites Milled rice (MT/ha) Index (A/B)

Chamdream (A) Hwaseong (B)
Middle plain Hwaseong 5.89 5.07 116
Suwon 5.97 5.15 116
Yeoju 6.10 5.12 119
Yeoncheon 5.62 5.09 110

Average 5.90* 5.11 115

*zIndicate significant difference at p<0.05.

Table 1 Major agronomic traits and yield components of ‘Chamdream’.

zns,* and ** Indicate no significant, significant difference at p<0.05, and p<0.01, respectively.

Table 2 Reaction to leaf blast and neck blast.

R: Resistant, M: Moderately resistant, S: Susceptible

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

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

BPH: Brown planthopper, SBPH: Small brown planthopper

S: Susceptible, R: Resistant

Table 4 Response to physiological and abiotic stresses, and lodging tolerance.

Premature heading in 50-days old seedling

Germination rate after 15 days at 13°C

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

Phenotypic acceptability at ripening stage

Germination rate at 7 days after incubation

Table 5 Characteristics related to grain shape and grain quality.
Table 6 Characteristics related to milling quality.
Table 7 Rice yields at local adaptability test from 2012 to 2014.

zIndicate significant difference at p<0.05.