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Weed ecological studies on the range expansion and hybridizationof cogongrass, a perennial grass weed, resulted from globalwarming

Research Project

Project/Area Number 21380015
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Crop science/Weed science
Research InstitutionKyoto University

Principal Investigator

TOMINAGA Tohru  京都大学, 大学院・農学研究科, 教授 (10135551)

Project Period (FY) 2009 – 2012
Project Status Completed (Fiscal Year 2012)
Budget Amount *help
¥12,740,000 (Direct Cost: ¥9,800,000、Indirect Cost: ¥2,940,000)
Fiscal Year 2012: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2011: ¥2,990,000 (Direct Cost: ¥2,300,000、Indirect Cost: ¥690,000)
Fiscal Year 2010: ¥3,120,000 (Direct Cost: ¥2,400,000、Indirect Cost: ¥720,000)
Fiscal Year 2009: ¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Keywords雑草科学 / 温暖化 / チガヤ / 分布変化 / 雑種形成 / 分布拡大 / 雑種 / 雑草 / 生態 / マイクロサテライトマーカー
Research Abstract

The common ecotype of cogongrass, a perennial grass, is distributed in southern parts of Tohoku region and southward, Japan and the early ecotype is mainly in northern parts of Tohoku region and Hokkaido. The common and early ecotypes collected in early 1980’s and 2009 to 2011 in Tohoku region were distinguished by GOT zymogram and trnL-F region polymorphism of chloroplast DNA to clarify range expansion of the common type resulted from global warming. The hybrids between the common and early ecotypes were widely distributed in northern parts of Tohoku region

Report

(5 results)
  • 2012 Annual Research Report   Final Research Report ( PDF )
  • 2011 Annual Research Report
  • 2010 Annual Research Report
  • 2009 Annual Research Report
  • Research Products

    (13 results)

All 2012 2011 2009 Other

All Journal Article (1 results) (of which Peer Reviewed: 1 results) Presentation (10 results) (of which Invited: 1 results) Remarks (2 results)

  • [Journal Article] Isolation and characterization of polymorphic microsatellite loci for Imperata cylindrica, an invasive perennial grass2009

    • Author(s)
      Jun Maeda, Shingo Kaneko, Yuji Isagi, Tohru Tominaga
    • Journal Title

      Conservation Genetics Resources

      Pages: 127-129

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Presentation] チガヤ種内2型とそれらの雑種の日本における分布2012

    • Author(s)
      三好郁哉、三浦励一、下野嘉子、冨永達
    • Organizer
      日本雑草学会第51回大会
    • Place of Presentation
      つくば市農林水産技術会議筑波事務所
    • Year and Date
      2012-04-05
    • Related Report
      2012 Final Research Report
  • [Presentation] チガヤ種内2型とそれらの雑種の日本における分布2012

    • Author(s)
      三好郁哉・三浦励一・下野嘉子・冨永達
    • Organizer
      日本雑草学会第51回講演会
    • Place of Presentation
      つくば市農林水産技術会議筑波事務所
    • Year and Date
      2012-04-05
    • Related Report
      2011 Annual Research Report
  • [Presentation] Range expansion of hybrids between two ecotypes of cogongrass (Imperata cylindrica (L.) Beauv.) in northern Japan2012

    • Author(s)
      Tohru Tominaga
    • Organizer
      The 6th International Weed Science Congress
    • Place of Presentation
      The New Century Grand Hotel, Hangzhou, China
    • Related Report
      2012 Final Research Report
  • [Presentation] Range expansion of hybrids between two ecotypes of cogongrass (Imperata cylindrica (L.) Beauv.) in northern Japan2012

    • Author(s)
      Tohru Tominaga
    • Organizer
      The 6th International Weed Science Congress
    • Place of Presentation
      the New Century Grand Hotel, Hangzhou, China
    • Related Report
      2012 Annual Research Report
  • [Presentation] チガヤ種内2型とそれらの雑種の日本における分布2012

    • Author(s)
      三好郁哉・下野嘉子・三浦励一・冨永達
    • Organizer
      日本雑草学会第51回大会
    • Place of Presentation
      茨城県つくば市農林水産技術会議筑波事務所
    • Related Report
      2012 Annual Research Report
  • [Presentation] ガヤ普通型および早生型の雑種の生育2011

    • Author(s)
      三好郁哉、三浦励一、冨永達
    • Organizer
      日本雑草学会第50回大会
    • Place of Presentation
      東京大学農学部
    • Year and Date
      2011-04-02
    • Related Report
      2012 Final Research Report
  • [Presentation] チガヤ普通型および早生型の雑種の生育2011

    • Author(s)
      三好郁哉・三浦励一・冨永達
    • Organizer
      日本雑草学会
    • Place of Presentation
      東京大学農学部(東京都)(発表確定、東日本大震災により開催延期)
    • Year and Date
      2011-04-02
    • Related Report
      2010 Annual Research Report
  • [Presentation] Range expansion and hybridization between two ecotypes of cogongrass (Imperata cylindrica (L.) Beauv .) in Japan2011

    • Author(s)
      Ikuya Miyoshi, Reiichi Miura and Tohru Tominaga
    • Organizer
      23rd Asian-Pacific Weed Science Society Conference
    • Place of Presentation
      The Sebel Cairns, Cairns, Australia
    • Related Report
      2012 Final Research Report
  • [Presentation] Range expansion and hybridization between two ecotypes of cogongrass (Imperata cylindrica (L.)Beauv.) in Japan2011

    • Author(s)
      Ikuya Miyoshi, Reiichi Miura, Tohru Tominaga
    • Organizer
      23rd Asian-Pacific Weed Science Society Conference
    • Place of Presentation
      オーストラリア、ケアンズThe Sebel Cairns
    • Related Report
      2011 Annual Research Report
  • [Presentation] 緑化植物としてのイネ科多年生草本チガヤの生育特性

    • Author(s)
      冨永達
    • Organizer
      緑地雑草科学研究所第4回シンポジウム
    • Place of Presentation
      愛知県名古屋市産業労働センター
    • Related Report
      2012 Annual Research Report
    • Invited
  • [Remarks] (1)冨永達、温暖化による雑草の分布変化‐イネ科多年生雑草チガヤの例‐、京都大学附属農場第16回公開講座「環境と農業」(招待講大阪集団2大阪集団1 演)、2012 年 11 月 3 日、高槻市京都大学附属農場

    • Related Report
      2012 Final Research Report
  • [Remarks] (2)冨永達、緑化植物としてのイネ科多年生草本チガヤの生育特性、緑地雑草科学研究所第4回シンポジウム(招待講演)、2012 年 10月 31 日、愛知県名古屋市産業労働センター

    • Related Report
      2012 Final Research Report

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Published: 2009-04-01   Modified: 2019-07-29  

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