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만생 다수 복합내병성 총체사료용 벼 ‘중모1029’

Late-Maturing, High Biomass and Multiple Disease Resistant Whole Crop Silage Rice Cultivar ‘Jungmo1029’

Korean Journal of Breeding Science 2015;47(2):159-165.
Published online: May 31, 2015

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

*Corresponding author (yjwon@korea.kr, Tel: +82-31-695-4030, Fax: +82-31-695-4029)
• Received: April 3, 2015   • Revised: May 14, 2015   • Accepted: May 21, 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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Late-Maturing, High Biomass and Multiple Disease Resistant Whole Crop Silage Rice Cultivar ‘Jungmo1029’
Korean. J. Breed. Sci.. 2015;47(2):159-165.   Published online June 30, 2015
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Late-Maturing, High Biomass and Multiple Disease Resistant Whole Crop Silage Rice Cultivar ‘Jungmo1029’
Korean. J. Breed. Sci.. 2015;47(2):159-165.   Published online June 30, 2015
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Late-Maturing, High Biomass and Multiple Disease Resistant Whole Crop Silage Rice Cultivar ‘Jungmo1029’
Image Image
Fig. 1. Pedigree diagram of ‘Jungmo1029’.
Fig. 2. Genealogical diagram of ‘Jungmo1029’.
Late-Maturing, High Biomass and Multiple Disease Resistant Whole Crop Silage Rice Cultivar ‘Jungmo1029’

Heading date of whole crop silage rice cultivar, ‘Jungmo1029’.

Region Heading date Transplanting date

Jungmo1029 Nokyang

Suwon Sep. 1 Aug. 14 May 25
Iksan Aug. 30 Aug. 14 May 30
Milyang Aug. 26 Aug. 13 May 30

Average Aug. 29 Aug. 14 -

Major agronomic traits and yield components of ‘Jungmo1029’.

Variety Culm length (cm) Panicle length (cm) No. of panicles /hill No. of grains /panicle Ripened grain ratio (%) 1,000 grain weight of brown rice (g)

Jungmo1029 105 26 11 163 65.9 21.5
Nokyang 83 26 11 100 65.8 25.3

Response to physiological and environmental stress of ‘Jungmo1029’.

Variety Premature heading (%) Appearance of wilting Adult leaf sensecence Premature germination of paniclez (%) Cold tolerancey

Heading delay (days) Grain fertility (%) PAx

Jungmo1029 0 Resistant Slow 16.4 10 45 6
Nokyang 0 Resistant Normal 14.2 15 16 8

zGermination rate at 7 days after incubation (25°C, 100% RH)

yCold tolerance was evaluated at Chuncheon, a cold-water (17°C) irrigated nursery

xPhenotypic acceptability

Agronomic traits related to lodging resistance of ‘Jungmo1029’.

Variety Culm length (cm) Third Internode-length (cm) Breaking strength (g) Lodging Index Lodging in the field (0~9)

Jungmo1029 103 17.8 1,261 237 1
Nokyang 85 16.3 1,265 193 1

Reaction to rice blast disease.

Variety Reaction to leaf blast at nursery test (0-9) Reaction to neck blast (%)

No. of site tested (14) Ichon Jechon Iksan

Rz (0-3) M (4-6) S (7-9)

Jungmo1029 5 7 2 0.0 0.0 0.0
Nokyang 1 12 1 91.4 66.4 31.0

zR : resistant, M : moderate, S : susceptible

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

Reaction to bacterial blight, virus disease and insect pests.

Variety Bacterial blight Virus diseases Resistance to insects

K1 K2 K3 K3a Stripe Dwarf Black-streak dwarf BPHy SBPH

Jungmo1029 Rz R R S R S S S S
Nokyang R R R S S S S S S

zR : resistant, S : susceptible

yBPH : brown planthopper, SBPH : small brown planthopper

Dry matter yields of whole crop silage rice cultivar, ‘Jungmo1029’.

Region Nokyang (kg/10a) Jungmo1029 (kg/10a)


Average (’10~’12) ’10 ’11 ’12 Average Index

Suwon 1,388 1,883 1,831 1,796 1,820 131
Iksan 1,348 1,694 1,778 1,653 1,708 127
Milyang 1,323 1,356 1,687 1,717 1,587 120

Average 1,353 1,628 1,765 1,722 1,705 126

Nutritive value of ‘Jungmo1029’ for silage use.

Variety SPADz Chemical properties (%)

CPy ADFx NDFw TDNv

Jungmo1029 22.9 6.5 28.2 55.0 66.6
Nokyang 15.8 8.4 28.1 52.3 66.7

zSPAD : value measured the chlorophyll content at 30 days after heading

yCP : crude protein

xADF : acid detergent fiber

wNDF : neutral detergent fiber

vTDN : total digestible nutrients

Table 1. Heading date of whole crop silage rice cultivar, ‘Jungmo1029’.
Table 2. Major agronomic traits and yield components of ‘Jungmo1029’.
Table 3. Response to physiological and environmental stress of ‘Jungmo1029’.

Germination rate at 7 days after incubation (25°C, 100% RH)

Cold tolerance was evaluated at Chuncheon, a cold-water (17°C) irrigated nursery

Phenotypic acceptability

Table 4. Agronomic traits related to lodging resistance of ‘Jungmo1029’.
Table 5. Reaction to rice blast disease.

R : resistant, M : moderate, S : susceptible

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

Table 6. Reaction to bacterial blight, virus disease and insect pests.

R : resistant, S : susceptible

BPH : brown planthopper, SBPH : small brown planthopper

Table 7. Dry matter yields of whole crop silage rice cultivar, ‘Jungmo1029’.
Table 8. Nutritive value of ‘Jungmo1029’ for silage use.

SPAD : value measured the chlorophyll content at 30 days after heading

CP : crude protein

ADF : acid detergent fiber

NDF : neutral detergent fiber

TDN : total digestible nutrients