CO2 gas exchange and translocation balance in reproductive organs and leaves of trees

• Project/Area Number: 19580170
• Research Category: Grant-in-Aid for Scientific Research (C)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: 林学・森林工学
• Research Institution: Nagoya University
• Principal Investigator: OGAWA Kazuharu Nagoya University, 大学院・生命農学研究科, 助教 (90224097)
• Project Period (FY): 2007 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥4,160,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥960,000); Fiscal Year 2008: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000); Fiscal Year 2007: ¥2,600,000 (Direct Cost: ¥2,000,000、Indirect Cost: ¥600,000)
• Keywords: 樹木 / 繁殖器官 / 葉 / 転流 / CO2交換 / 果実成長 / ベルタランフィーの微分成長式 / 器官 / 植物体 / ドリアン / クスノキ / 転流量 / 成長量 / u-w解析 / アオキ / 呼吸 / 炭素獲得 / 光合成 / シュートレベル / 果実 / 繁殖コスト

Research Abstract

樹木の果実などといった繁殖器官と葉との転流の量的バランスを定量化するために、それぞれの光合成や呼吸といったCO2交換量を測定することにより、果実成長への葉の光合成産物の貢献度を明らかにした。研究材料として、名古屋大学構内の陽当たりのよい場所に生育するクスノキと落葉樹二次林の林床に生育するアオキを用いた。また、熱帯に生育するドリアンの果実の既報のデータより、転流を考慮した場合の植物器官の成長に関する数理モデルの構築を行った。

Research Products

• [Journal Article] Consideration of translocation into a growth model of a plant organ (2009)
  • Author(s): K. Ogawa
  • Journal Title: Ecological Modelling 220 Pages: 1492-1494
  • Peer Reviewed
• [Journal Article] Mathematical analysis of change in forest carbon use efficiency with stand development: A case study on Abies veitchii Lindl. (2009)
  • Author(s): K. Ogawa
  • Journal Title: Ecological Modelling 220 Pages: 1419-1424
  • Peer Reviewed
• [Journal Article] Quantitative analysis of carbon balance in the reproductive organs and leaves of Cinnamomum camphora (L. ) Presl (2009)
  • Author(s): S. Imai, K. Ogawa
  • Journal Title: Journal of Plant Research 122 Pages: 429-437
  • NAID: 10025180657
  • Peer Reviewed
• [Journal Article] Quantative analysis of carbon balance in the reproductive organs and leaves of Cinnamomum camphora(L.)Presl (2009)
  • Author(s): Shunsuke Imai, Kazuharu Ogawa
  • Journal Title: Journal of Plant Research 122 Pages: 429-437
  • Peer Reviewed
• [Journal Article] Consideration of translocation into a growth model of a plant organ (2009)
  • Author(s): Kazuharu Ogawa
  • Journal Title: Ecological Modelling 220 Pages: 1492-1494
  • Peer Reviewed
• [Journal Article] Mathematical analysis of change in forest carbon use efficiency with stand develoament : A case study on Abies veitchii Lindl. (2009)
  • Author(s): Kazuharu Ogawa
  • Journal Title: Ecological Modelling 220 Pages: 1419-1424
  • Peer Reviewed
• [Journal Article] The leaf mass/number trade-off of Kleiman and Aarssen implies constancy of leaf biomass, its density and carbon uptake in forest stands: scaling up from shoot stand level (2008)
  • Author(s): K. Ogawa
  • Journal Title: Journal of Ecology 220 Pages: 1419-1424
  • Peer Reviewed
• [Journal Article] The leaf mass/number trade-off of Kleiman and Aarssen implies constancy of leaf biomass, its density and carbon uptake in forest stands: scaling up from shoot to stand level (2008)
  • Author(s): K. Ogawa
  • Journal Title: Journal of Ecology 96 Pages: 188-191
  • Peer Reviewed
• [Journal Article] A consideration of the constancy of biomass density in plant populations undergoing self-thinning (2007)
  • Author(s): K. Ogawa
  • Pages: 1-4
  • Peer Reviewed
• [Journal Article] A consideration of the constancy of biomass density in plant populations undergoing self-thinning (2007)
  • Author(s): K. Ogawa
  • Journal Title: Research Letters in Ecology 2007 Pages: 1-4
  • Peer Reviewed
• [Presentation] Mathematical analysis of change in forest carbon use efficiency with stand development: a case study on Abies veitchii (2008)
  • Author(s): K, Ogawa
  • Organizer: International Conference on Adaptation of Forests and Forest Management to Changing Climate with Emphasis on Forest Health: A Review of Science, Ploicies and Practices
  • Place of Presentation: スウェーデン、ウメオ
  • Year and Date: 2008-08-26
• [Presentation] 森林の炭素利用効率(CUE)の林分発達に伴う変化の数理学的説明-シラビソ林を例にして- (2008)
  • Author(s): 小川一治
  • Organizer: 第119回日本森林学会大会
  • Place of Presentation: 東京農工大
  • Year and Date: 2008-03-28
• [Presentation] 森林における炭素利用効率(Carbon Use Efficiency, CUE)の林分発達に伴う変化:ヒノキを例にして (2008)
  • Author(s): 小川一治
  • Organizer: 第55回日本生態学会大会
  • Place of Presentation: 福岡
  • Year and Date: 2008-03-17
• [Presentation] 落葉樹林の林床に生育する雌雄異株の低木アオキの繁殖器官と葉における炭素バランス (2008)
  • Author(s): 今井俊輔、小川一治
  • Organizer: 第55回日本生態学会大会
  • Place of Presentation: 福岡
  • Year and Date: 2008-03-17
• [Presentation] 落葉樹林の林床に生育する雌雄異株の低木アオキの繁殖器官と葉の炭素バランス (2008)
  • Author(s): 今井俊輔・小川一治
  • Organizer: 日本生態学会第55回大会
  • Place of Presentation: 福岡国際会議場
  • Year and Date: 2008-03-17
• [Presentation] Forest carbon use efficiency: is net primary production a constant fraction of gross primary production? (2008)
  • Author(s): K. Ogawa
  • Organizer: An International Scientific Conference on The Conservation and Use of Old-growth Forests in The 21st Century: Old Forests, New Management
  • Place of Presentation: オーストラリア、タスマニア
  • Year and Date: 2008-02-19
• [Presentation] Consideration of translocation into a growth model of a plant organ (2007)
  • Author(s): K. Ogawa
  • Organizer: EcoSummit 2007
  • Place of Presentation: 中国、北京
  • Year and Date: 2007-05-25
• [Presentation] 林床の低木アオキの果実における炭素バランス (2007)
  • Author(s): 今井俊輔、小川一治
  • Organizer: 第118回森林学会大会
  • Place of Presentation: 九州大学
  • Year and Date: 2007-04-03