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세대단축을 위한 장일조건에서 트리티케일의 생육특성

차진경1, 박명렬2, 신동진1, 권영호1, 이소명1, 고종민3, 김경민3, 이종희1,*

Growth Characteristics of Triticale under Long-Day Photoperiod for Rapid Generation Advancement

Korean Journal of Breeding Science2 2021;53(3):200-205.
Published online: September 1, 2021

1농촌진흥청 국립식량과학원 남부작물부

2농촌진흥청 국립식량과학원 중부작물부

3농촌진흥청 국립식량과학원

1Department of Southern Area Crop Science, National Institute of Crop Science, RDA, Miryang, 50424, Republic of Korea

2Department of Central Area Crop Science, National Institute of Crop Science, RDA, Suwon, 16613, Republic of Korea

3National Institute of Crop Science, RDA, Wanju, 55365, Republic of Korea

*Corresponding Author (E-mail: ccriljh@korea.kr, Tel: +82-55-350-1168, Fax: +82-55-352-3059)
• Received: April 19, 2021   • Revised: June 6, 2021   • Accepted: June 22, 2021

Copyright © 2021 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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  • Speed breeding: protocols, application and achievements
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    Frontiers in Plant Science.2025;[Epub]     CrossRef
  • A higher far-red intensity promotes the transition to flowering in triticale grown under speed breeding conditions
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    Vavilov Journal of Genetics and Breeding.2025; 29(6): 896.     CrossRef
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  • Acceleration of wheat breeding: enhancing efficiency and practical application of the speed breeding system
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    Plant Methods.2023;[Epub]     CrossRef

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Growth Characteristics of Triticale under Long-Day Photoperiod for Rapid Generation Advancement
Korean. J. Breed. Sci.. 2021;53(3):200-205.   Published online September 1, 2021
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Korean. J. Breed. Sci.. 2021;53(3):200-205.   Published online September 1, 2021
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Growth Characteristics of Triticale under Long-Day Photoperiod for Rapid Generation Advancement
Image Image
Fig. 1 Phenotype of the triticale cultivars under 22-hour photoperiod. The photo was taken 41 days after sowing. 1. Gwangyoung 2. Shinjoseong 3. Minpung 4. Saeyoung 5. Shinseong 6. Shinyoung 7. Onggoljin 8. Joseong and 9. Choyoung.
Fig. 2 Spikes and seeds harvested 14 days (A, B), 17 days (C, D, G, H), and 21 days (E, F) after heading. The photos were taken before (G) and after drying at 35℃ for 3 days with (H) or without (A, B, C, D, E, F) threshing.
Growth Characteristics of Triticale under Long-Day Photoperiod for Rapid Generation Advancement

Days to heading and other agronomic traits of the nine triticale cultivars under 22-hour photoperiod condition.

Cultivar Days to
heading
Culm length
(cm)
Spike length
(cm)
Awn length
(cm)
No. of
spikes/plant
No. of
grains/spike
Choyoung 37.0bcd 52.6c 6.2a 6.2a 1.0ns 16.0ns
Gwangyoung 42.0a 54.5bc 4.6d 3.0bc 1.0ns 10.7ns
Joseong 38.0abc 59.2a 5.9ab 2.3cde 1.0ns 11.7ns
Minpung 42.0a 47.1d 4.9cd 3.0bc 1.0ns 8.0ns
Onggoljin 34.0cd 56.8ab 5.6abc 2.9bcd 1.0ns 9.7ns
Saeyoung 36.0bcd 47.4d 4.4d 2.0e 1.0ns 9.7ns
Shinjoseong 33.0d 52.0c 4.7d 3.6b 1.0ns 14.0ns
Shinseong 37.0bcd 51.1c 5.1bcd 2.2de 1.0ns 13.0ns
Shinyoung 40.0ab 45.6d 6.1a 2.5cde 1.0ns 7.0ns

Different germination percentages with various harvesting timing.

Cultivar Harvested day after heading
14 17 20 Average
Seed
total
Germination rate (%) Seed
total
Germination rate (%) Seed
total
Germination rate (%) Seed
total
Germination rate (%)
Choyoung 30 90.0 34 88.2 32 96.9 96 91.7abc
Gwangyoung 11 63.6 14 42.9 7 57.1 32 54.5e
Joseong 14 64.3 13 92.3 15 66.7 42 74.4cd
Minpung 28 67.9 11 54.5 8 75.0 47 65.8de
Onggoljin 17 76.5 13 76.9 20 80.0 50 77.8bcd
Saeyoung 27 59.3 22 81.8 8 87.5 57 76.2cd
Shinjoseong 13 92.3 16 93.8 16 93.8 45 93.2ab
Shinseong 29 93.1 28 96.4 20 100.0 77 96.5a
Shinyoung 12 75.0 17 70.6 11 81.8 40 75.8cd
Average 181 75.8 168 77.5 137 82.1 486 78.4
Table 1 Days to heading and other agronomic traits of the nine triticale cultivars under 22-hour photoperiod condition.

The different letters are significantly different from each other (p<0.05) according to the DMRT. One-way ANOVA was performed for each characteristic.

Table 2 Different germination percentages with various harvesting timing.

The different letters are significantly different from each other (p<0.05) according to the DMRT. One-way ANOVA was performed for each characteristic.