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Study on flowering promotion of a cold requirement plant,×by gibberelline metabolome analysis

Research Project

Project/Area Number 21580043
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Horticulture/Landscape architecture
Research InstitutionNihon University

Principal Investigator

KOSHIOKA Masaji  日本大学, 生物資源科学部, 教授 (80094340)

Project Period (FY) 2009 – 2011
Project Status Completed (Fiscal Year 2011)
Budget Amount *help
¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2011: ¥260,000 (Direct Cost: ¥200,000、Indirect Cost: ¥60,000)
Fiscal Year 2010: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2009: ¥3,510,000 (Direct Cost: ¥2,700,000、Indirect Cost: ¥810,000)
Keywordsラベンダー / 花卉 / 開花調節 / ジベレリン / メタボローム
Research Abstract

The following characteristics on flowering of Lavandula×interm edia were shown clearly based on the present research. 1. The plant is a typical long-day and green plant vernalization type plant. 2. The early 13-hydroxylation pathway of gibberellin metabolome through biologically active GA_1 exists in the plant. 3. Gibberellin is essential for flower bud formation of the plant, however, it can not replace a trigger by low-temperature. 4. Biologically active endogenous GA_1 concentration increases in advance of flower bud formation of the plant. 5. GA_3 treatment can promote flower bud formation in case of an insufficient amount of low-temperature. As mentioned above, flower induction of the plant might be possible by GA_3 treatment according to the amount of low-temperature demand of the plant.

Report

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

    (8 results)

All 2011 2010

All Presentation (8 results)

  • [Presentation] ラベンダーの花芽形成におけるジベレリンと低温との相互作用II2011

    • Author(s)
      安藤ひかる、腰岡政二, 他
    • Organizer
      園芸学会
    • Place of Presentation
      岡山
    • Year and Date
      2011-09-25
    • Related Report
      2011 Final Research Report
  • [Presentation] ラベンダーの花芽形成における内生ジベレリン量と低温の相互作用2011

    • Author(s)
      安藤ひかる・堀本大雅・曽根一友・柏木克仁・立石亮・久松完・百瀬博文・窪田聡・腰岡マサジ
    • Organizer
      園芸学会平成23年度秋季大会
    • Place of Presentation
      岡山県岡山市
    • Year and Date
      2011-09-25
    • Related Report
      2011 Annual Research Report
  • [Presentation] ジベレリンはラベンダーの開花における低温必要量の不足を補完する2010

    • Author(s)
      堀本大雅、腰岡政二, 他
    • Organizer
      園芸学会
    • Place of Presentation
      大分
    • Year and Date
      2010-09-19
    • Related Report
      2011 Final Research Report
  • [Presentation] ジベレリンはラベンダーの開花における低温必要量の不足を補完する2010

    • Author(s)
      堀本大雅・窪田聡・百瀬博文・久松完・腰岡政二
    • Organizer
      園芸学会平成22年度秋季大会
    • Place of Presentation
      大分県大分市
    • Year and Date
      2010-09-19
    • Related Report
      2010 Annual Research Report
  • [Presentation] Flowering characteristics of Lavandula×intermedia2010

    • Author(s)
      Masasji Koshioka, 他
    • Organizer
      International Horticultural Congress
    • Place of Presentation
      Lisbon
    • Year and Date
      2010-08-23
    • Related Report
      2011 Final Research Report
  • [Presentation] Flowering Characteristics of Lavandula×intermedia2010

    • Author(s)
      M.Koshioka, S.Kubota, H.Momose, T.Horimoto
    • Organizer
      28^<th> International Horticultural Congress
    • Place of Presentation
      Portugal, Lisbon
    • Year and Date
      2010-08-23
    • Related Report
      2010 Annual Research Report
  • [Presentation] ラベンダーの花芽形成におけるジベレリンと低温との相互作用2010

    • Author(s)
      曽根一友、腰岡政二, 他
    • Organizer
      園芸学会
    • Place of Presentation
      藤沢
    • Year and Date
      2010-03-22
    • Related Report
      2011 Final Research Report
  • [Presentation] ラベンダーの花芽形成におけるジベレリンと低温との相互関係2010

    • Author(s)
      曽根一友・柏木克仁・玉野智子・生越由樹子・窪田聡・腰岡政二
    • Organizer
      園芸学会平成22年度春季大会
    • Place of Presentation
      神奈川県藤沢市
    • Year and Date
      2010-03-22
    • Related Report
      2009 Annual Research Report

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Published: 2009-04-01   Modified: 2016-04-21  

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