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Studies on the pattern of gene flow between forage crops and their related weeds.

Research Project

Project/Area Number 18780201
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Zootechnical science/Grassland science
Research InstitutionObihiro University of Agriculture and Veterinary Medicine

Principal Investigator

AKIMOTO Masahiro  Obihiro University of Agriculture and Veterinary Medicine, 畜産学部, 准教授 (60312443)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,840,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥240,000)
Fiscal Year 2008: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2007: ¥900,000 (Direct Cost: ¥900,000)
Fiscal Year 2006: ¥1,900,000 (Direct Cost: ¥1,900,000)
Keywords遺伝子流動 / 草地学 / 雑草 / 世代更新 / 自然交雑 / 育種学 / 遺伝的侵食 / 遺伝子組換え作物 / 遺伝子組換え植物 / 遺伝子拡散
Research Abstract

遺伝子組換え牧草が世界的に普及しつつあるなか、組換え体由来の遺伝子が牧草地周辺の雑草に逸脱することへのリスク評価を行った。牧草地から10m以内の場所に生育している雑草は、牧草の花粉を特に受けやすく、牧草の遺伝子を持った種子を形成する傾向にあった。ただし、撹乱が弱く、新しい個体が発生しにくい場所では、雑種の種子が形成されても、それが個体として雑草群落に入り込む可能性は低いと考えられた。

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (1 results)

All Other

All Journal Article (1 results) (of which Peer Reviewed: 1 results)

  • [Journal Article] Reactive shifts in the pattern of resource allocation in three Lolium species with different levels of persistency under clipping disturbance.

    • Author(s)
      Yukiko Aoyagi and Masahiro Akimoto
    • Journal Title

      Grassland Science (in press)

    • NAID

      10027253544

    • Related Report
      2008 Final Research Report
    • Peer Reviewed

URL: 

Published: 2006-04-01   Modified: 2016-04-21  

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