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분자표지선발(MAS)을 이용한 콩모자이크병 저항성 신품종 "신강" KCI 등재

A New Variety "Singang" with resistance to Soybean Mosaic Virus by Molecular Marker Assisted Selection

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한국육종학회지 (Korea Journal of Breeding Science)
한국육종학회 (The Korean Breeding Society)
초록

신강은 콩나물 적성이 뛰어나고 농업형질이 우수하나 콩모자이크병에 약한 소원콩을 반복친으로, 콩모자이크병 저항성 유전자 Rsv3을 보유한 L29를 일회친으로 사용하여 육성된 품종이다. 육성기간의 단축을 위하여 분자표지선발법을 사용하여 목표유전자의 도입과 반복친의 회복정도를 신속히 확인함으로써 품종 개발에 소요되는 기간을 7년으로 단축하였다. 신강의 주요 특성을 요약하면 다음과 같다. 1. 유한신육형이며, 꽃색은 자색이고 엽형은 피침형이다. 입형은 구형이고

A new soybean variety, "Singang", was released by NICS, RDA in 2008. It is resistant to soybean mosic virus (SMV), which is one of the most serious diseases in soybean production. "Singang" had been developed for seven years by molecular marker-assisted selection (MAS) breeding method using recurrent parent, "Sowon", and donor parent, "L29" which has the SMV-resistance gene, Rsv3. Selected promising breeding line, Suwon 242, was evaluated in yield trials for 2 years from 2005 to 2006 at NICS. Regional yield trials were performed for 3 years from 2006 to 2008 in five locations including Jeju. Agronomic characteristics of "Singang" is a determinate growth habit, purple flower color, grey pubescence, yellow testa, light brown hilum and lanceolate leaflet shape. "Singang" showed the similar performance to "Sowon" cultivar. This variety showed 3 days shorter in days to maturity than the check variety (Pungsannamul). The average yield under regional yield trials in five location was 2.78t/ha. It is adaptable to the whole country except for Gangwon province.

저자
  • 이석기(농촌진흥청) | Seuk Ki Lee
  • 문중경(농촌진흥청) | Jung Kyung Moon
  • 정광호(농촌진흥청) | Kwang Ho Jeong
  • 서민정(농촌진흥청) | Min Jung Seo
  • 김율호(농촌진흥청) | Yul Ho Kim
  • 윤홍태(농촌진흥청) | Hong Tae Yun
  • 김정곤(농촌진흥청) | Jeong Kon Kim