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유럽 및 터키 벼 품종의 저온발아 특성과 중배축 신장 분석 KCI 등재

Analysis of the Germination Parameters at a Low Temperature and Mesocotyl Elongation in the European and Turkish Rice Varieties

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한국국제농업개발학회지 (The Journal of the Korean Society of International Agriculture)
한국국제농업개발학회 (The Korean Society Of International Agriculture)
초록

European and Turkish rice varieties were analysed to identify the traits associated with low-temperature germination. The aim of the study is to develop new rice varieties that can use these traits to reduce greenhouse gas emissions in rice fields. The average low temperature germination ratio (GR) in the European and Turkish rice varieties was 89.0±14.1%. The speed of the germination rate (SG) in Korean early maturing varieties, ‘Jopyeong’ and ‘Baekilmi’ was 1.3 and 3.5, respectively, whereas the European and Turkish varieties had a SG of 6.6. In terms of germination energy (GE) by the date, the European and Turkish varieties started germination within 4 days, while ‘Jopyeong’ and ‘Baekilmi’ began to germinate after 8 and 10 days, respectively. The mean germination time (MGT) for the European and Turkish varieties was 9.9±1.2 days. Between 4 to 10 days after inoculation, the germination velocity coefficient (GVC) for the European and Turkish varieties increased moderately from 2.6 to 5.3. After 10 days, the GVC rose rapidly from 7.0 to 12.0. ‘Jopyeong’ and ‘Baekilmi’ had slower germination rates compared to the European and Turkish varieties, in which the GVC increased moderately to 3.2 and 2.3, respectively, between 7 and 9 days after inoculation. The average mesocotyl elongation ability was 4.0±0.4 cm, with a range from 1.3 cm to 7.3 cm.

목차
서 론
재료 및 방법
결과 및 고찰
    가. 유럽 및 터키 벼 품종의 저온 발아율
    나. 유럽 및 터키 벼 품종의 저온발아 관련 특성 분석
적 요
ACKNOWLEDGMENTS
REFERENCES
저자
  • 김세경(경북대학교 농업생명과학대학 농산업학과) | Sae-Kyung Kim (Dept. of Farm management, Kyungpook National University, Daegu, 41566, Korea)
  • 이기환(경북대학교 농업생명과학대학 농산업학과, 경북대학교 농업과학기술연구소) | Gihwan Yi (Dept. of Farm management, Kyungpook National University, Daegu, 41566, Korea, Institute of Agricultural Science and Technology, Kyungpook National University, Daegu, 41566, Korea.) Corresponding author