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Genetic diversity for brown planthopper resistance in Sri Lanka rice

Research Project

Project/Area Number 17K07606
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Science in genetics and breeding
Research InstitutionSaga University

Principal Investigator

Fujita Daisuke  佐賀大学, 農学部, 准教授 (80721274)

Co-Investigator(Kenkyū-buntansha) 松村 正哉  国立研究開発法人農業・食品産業技術総合研究機構, 本部, チーム長 (00370619)
真田 幸代  国立研究開発法人農業・食品産業技術総合研究機構, 九州沖縄農業研究センター, グループ長 (80533140)
Project Period (FY) 2017-04-01 – 2021-03-31
Project Status Completed (Fiscal Year 2020)
Budget Amount *help
¥4,810,000 (Direct Cost: ¥3,700,000、Indirect Cost: ¥1,110,000)
Fiscal Year 2019: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2018: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2017: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Keywordsイネ / トビイロウンカ / 害虫抵抗性 / 抵抗性遺伝子 / 広域抵抗性 / 集積系統 / トビイロウンカ抵抗性 / ゲノムワイド連関解析 / 広域的な抵抗性 / Rad-seq
Outline of Final Research Achievements

Local rice varieties from India and Sri Lanka are known to have a high proportion of brown planthopper resistance. In this study, we conducted the following three topics. (1) Genetic diversity of brown planthopper resistant among Sri Lanka varieties, (2) Differences between alleles related to previously reported BPH resistance loci among Sri Lanka rice varieties, (3) Characterization of a part of genetic factors from broad spectrum resistant cultivars PTB33 and Rathu Heenati.

Academic Significance and Societal Importance of the Research Achievements

スリランカ在来品種におけるトビイロウンカ抵抗性を保有する品種や効果的な抵抗性遺伝子の情報が集約した。対立遺伝子間の抵抗性への効果の差異を明確にし、抵抗性を示す対立遺伝子を識別するDNAマーカーを開発することが可能となった。また、マーカー選抜育種により、広域的な地域においてトビイロウンカ強度抵抗性を示す栽培品種を作出するための基盤的な情報が得られた。トビイロウンカ広域抵抗性の遺伝要因を解明することで、将来的なアジア地域の生産の安定性に寄与する。

Report

(5 results)
  • 2020 Annual Research Report   Final Research Report ( PDF )
  • 2019 Research-status Report
  • 2018 Research-status Report
  • 2017 Research-status Report
  • Research Products

    (5 results)

All 2021 2020 2019

All Journal Article (1 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 1 results,  Open Access: 1 results) Presentation (4 results)

  • [Journal Article] The development and characterization of near-Isogenic and pyramided lines carrying resistance genes to brown planthopper with the genetic background of Japonica rice (Oryza sativa L.)2019

    • Author(s)
      C. D. Nguyen, H. Verdeprado, D. Zita, S. Sanada-Morimura, M. Matsumura, P. S. Virk, D. S. Brar, F. G. Horgan, H. Yasui, D. Fujita
    • Journal Title

      Plants

      Volume: 8 Issue: 11 Pages: 498-498

    • DOI

      10.3390/plants8110498

    • Related Report
      2019 Research-status Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Presentation] インド型イネ品種PTB33由来のトビイロウンカ抵抗性遺伝子のマッピングと抵抗性評価2021

    • Author(s)
      Nguyen Dinh Cuong, 真田幸代, 松村正哉, 安井秀, 鄭紹輝, 藤田大輔
    • Organizer
      日本育種学会
    • Related Report
      2020 Annual Research Report
  • [Presentation] Detection of QTLs for BPH resistance from Sri Lanka rice landrace Rathu Heenati2020

    • Author(s)
      Nguyen Dinh Cuong
    • Organizer
      第137回日本育種学会
    • Related Report
      2019 Research-status Report
  • [Presentation] 日本型水稲品種へのトビイロウンカ抵抗性の導入2019

    • Author(s)
      藤田大輔、Nguyen Dinh Cuong、條島真紀子、真田幸代、松村正哉、安井 秀
    • Organizer
      日本育種学会九州地区談話会
    • Related Report
      2019 Research-status Report
  • [Presentation] Characterization of brown planthopper resistance using near-isogenic and pyramided lines carrying resistance gene in rice.2019

    • Author(s)
      Nguyen Dinh Cuong
    • Organizer
      日本育種学会
    • Related Report
      2018 Research-status Report

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Published: 2017-04-28   Modified: 2022-01-27  

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