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국내 육성 벼 품종의 출수일수 및 간장 변이 분석

이창민1, 권영호2, 박향미3, 정지웅1, 박현수1, 백만기1, 하수경1, 모영준1,*

Days to Heading and Culm Length Variation of Korean Rice Varieties in Different Environments

Korean Journal of Breeding Science 2020;52(4):389-397.
Published online: December 1, 2020

1농촌진흥청 국립식량과학원 작물육종과

2농촌진흥청 국립식량과학원 남부작물부 논이용작물과

3농촌진흥청 국립식량과학원 중부작물부 중부작물과

1Department of Crop Breeding, National Institute of Crop Science (NICS), Rural Development Administration (RDA), Wanju 55365, Republic of Korea

2Department of Southern Area Crop, NICS, RDA, Miryang 50424, Republic of Korea

3Department of Central Area Crop, NICS, RDA, Suwon 16429, Republic of Korea

*Corresponding Author (E-mail: moyj82@korea.kr, Tel: +82-63-238-5232, Fax: +82-63-238-5205)
• Received: September 28, 2020   • Revised: October 6, 2020   • Accepted: October 22, 2020

Copyright © 2020 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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Days to Heading and Culm Length Variation of Korean Rice Varieties in Different Environments
Korean. J. Breed. Sci.. 2020;52(4):389-397.   Published online December 1, 2020
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Days to Heading and Culm Length Variation of Korean Rice Varieties in Different Environments
Korean. J. Breed. Sci.. 2020;52(4):389-397.   Published online December 1, 2020
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Days to Heading and Culm Length Variation of Korean Rice Varieties in Different Environments
Image Image Image Image Image Image
Fig. 1 Daily mean temperature in ordinary (2018) and early (2019) cultivations at three regions. SW: Suwon, WJ: Wanju, MY: Miryang.
Fig. 2 Days to heading, cumulative temperature from transplanting to heading, and culm length of Korean rice varieties in different environments. O: ordinary cultivation (2018), E: early cultivation (2019), SW: Suwon, WJ: Wanju, MY: Miryang.
Fig. 3 Correlation analysis of days to heading and culm length in different environments. DTH: days to heading, CL: culm length, O: ordinary cultivation (2018), E: early cultivation (2019), SW: Suwon, WJ: Wanju, MY: Miryang. ***: Significant at the 0.1% probability level.
Fig. 4 Correlation analysis between days to heading and culm length in six different environments. SW: Suwon, WJ: Wanju, MY: Miryang. **: Significant at the 1.0% probability level.
Fig. 5 AMMI (additive main effects and multiplicative interaction) biplots showing the mean (main effect) vs. stability (PC1) view of 297 rice genotypes and three environments on days to heading. SW: Suwon, WJ: Wanju, MY: Miryang.
Fig. 6 AMMI (Additive Main Effects and Multiplicative Interaction) biplots showing the mean (main effect) vs. stability (PC1) view of 297 rice genotypes and three environments on culm length. SW: Suwon, WJ: Wanju, MY: Miryang.
Days to Heading and Culm Length Variation of Korean Rice Varieties in Different Environments

Effects of variety, cultivation time, location, and their two-way interactions on days to heading and culm length from ANOVAz.

Source of variance df DTH PVE CL PVE


SS F-value SS F-value
Variety (V) 296 143267 156.1** 0.571 76275 15.8** 0.555
Cultivation time (C) 1 77944 25130.1** 0.311 432 26.5** 0.003
Location (L) 2 18601 2998.5** 0.074 24454 751.2** 0.178
V×C 296 2311 2.5** 0.009 4542 0.9ns 0.033
V×L 592 4821 2.6** 0.019 19449 2.0** 0.141
C×L 2 2060 332.1** 0.008 2702 83.0** 0.020
Table 1 Effects of variety, cultivation time, location, and their two-way interactions on days to heading and culm length from ANOVAz.

zdf: degree of freedom, SS: sum of squares, DTH: days to heading, CL: culm length, PVE: proportion of variance explained