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Okada Keiji  岡田 啓嗣

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OKADA Keiji  岡田 啓嗣

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Researcher Number 30333636
Other IDs
Affiliation (Current) 2025: 北海道大学, 農学研究院, 講師
Affiliation (based on the past Project Information) *help 2007: Hokkaido University, Faculty of Agriculture, Research Associate
2005: Hokkaido University, Graduate School of Agriculture, Assistant Professor, 大学院農学研究科, 助手
2001 – 2005: 北海道大学, 大学院・農学研究科, 助手
Review Section/Research Field
Principal Investigator
生物環境
Except Principal Investigator
林学・森林工学 / Environmental dynamic analysis / Environmental dynamic analysis
Keywords
Principal Investigator
SAP FLOW / 沈降加熱 / 冷気湖 / 局地気候 / 高層気象観測 / 大気境界層 / 熱収支 / 複雑地形
Except Principal Investigator
エネルギー収支 / 土壌呼吸 … More / Annual ring analysis / Evapotranspiration / Electorical survey / Burning / Hydrochemical environment / Hydrological analysis / Transplanting experiment of seedling / Wetland conservation / 直接傾度分析 / 年輪解析 / 実生定着実験 / 毎木調査 / ハンノキ林化 / 年輪判読 / 蒸発散量 / 電気探査 / 野火 / 水文化学環境 / 水理解析 / 実生移植実験 / 湿原保全 / Tower observation / Carbon dioxide balance / Drainage / Deforestation / Development / Large-scale disturbance / Tropical peat swamp forest / Indonesia / エルニーニョ現象 / 人為撹乱 / CO_2収支 / フラックス観測 / 森林火災 / タワー観測 / 二酸化炭素 / 排水路 / 森林伐採 / 開発 / 大規模環境撹乱 / 熱帯泥炭林 / インドネシア / Eddy covariance technique / Interannual variation / Seasonal variation / Ecosystem respiration (RE) / Gross primary production (GPP) / Net ecosystem CO_2 exchange (NEE) / Japanese larch / Northern forest ecosystem / 相互作用 / 貯熱変化 / ビッグリーフモデル / 欠測地補間 / 土壌環境 / 欠測値補間 / 北方森林生態系 / 季節変化 / 年次変動 / 光合成 / トランクスペース / CO_2フラックス / カラマツ林 / 北方森林生熊系 Less
  • Research Projects

    (4 results)
  • Research Products

    (7 results)
  • Co-Researchers

    (16 People)
  •  Study for the mechanism of community change from fen to alder forest caused by artificial disturbances

    • Principal Investigator
      YABE Kazuo
    • Project Period (FY)
      2005 – 2007
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      林学・森林工学
    • Research Institution
      Sapporo City University
      Sapporo School of the Arts
  •  Effects of large-scale environmental disturbances through land-use change and fires on the CO2 balance of tropical peat swamp forest

    • Principal Investigator
      HIRANO Takashi
    • Project Period (FY)
      2003 – 2005
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Environmental dynamic analysis
    • Research Institution
      Hokkaido University
  •  寒冷地の複雑地形における熱収支の定量的評価Principal Investigator

    • Principal Investigator
      岡田 啓嗣
    • Project Period (FY)
      2002 – 2003
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      生物環境
    • Research Institution
      Hokkaido University
  •  Evaluation and modeling of CO_2 exchange process between the atmosphere and a northern forest ecosystem

    • Principal Investigator
      HIRAO Takashi
    • Project Period (FY)
      2001 – 2004
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Environmental dynamic analysis
    • Research Institution
      HOKKAIDO UNIVERSITY

All 2007 2006 2005

All Journal Article Presentation

  • [Journal Article] Effects of wind speed and direction on eddy fluxes over a larch plantation.2005

    • Author(s)
      Hirata, R., Hirano, T., Okada, K., Fujinuma, Y, Inukai, K., Saigusa, N, Yamamoto, S.
    • Journal Title

      Journal of Agricultural Meteorology 60(in press)

    • NAID

      40015149486

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-13480150
  • [Presentation] ハンノキ侵入による湿原の環境変化2007

    • Author(s)
      岡田 啓嗣
    • Organizer
      農業環境工学関連学会
    • Place of Presentation
      府中
    • Year and Date
      2007-09-11
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-17380100
  • [Presentation] The shift of wetland environment caused by incursion of alder stands2007

    • Author(s)
      Keiji, Okada
    • Organizer
      Joint Conference on Environmental Engineering in Agriculture
    • Place of Presentation
      Fuchu, Japan
    • Year and Date
      2007-09-11
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17380100
  • [Presentation] On the soil heat envrionment of some tyeps of wetland vegetation2006

    • Author(s)
      Keiji, Okada
    • Organizer
      Joint Conference on Environmental Engineering in Agriculture
    • Place of Presentation
      Sapporo, Japan
    • Year and Date
      2006-09-13
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17380100
  • [Presentation] 植生の異なる湿原土壌の地中熱環境について2006

    • Author(s)
      岡田 啓嗣
    • Organizer
      農業環境工学関連学会
    • Place of Presentation
      札幌
    • Year and Date
      2006-09-13
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-17380100
  • [Presentation] 釧路湿原におけるハンノキ侵入の影響について2005

    • Author(s)
      岡田 啓嗣
    • Organizer
      日本農業気象学会
    • Place of Presentation
      苫小牧
    • Year and Date
      2005-11-10
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-17380100
  • [Presentation] On the effect of incursion of alder stand in Kushiro Shitsugen Wetland2005

    • Author(s)
      Keiji, Okada
    • Organizer
      The meeting of the Society of Agricultural Meteorology of Japan, Hokkaido Branch
    • Place of Presentation
      Tomakomai, Japan
    • Year and Date
      2005-11-10
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17380100
  • 1.  HIRAO Takashi (20208838)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 1 results
  • 2.  MONJI Nobutaka (20111982)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 3.  HAMOTANI Ken (30264815)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 4.  MACHIMURA Takashi (30190383)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 5.  TAKAGI Kentaro (20322844)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 6.  INOUE Takashi (30203235)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  TANI Hiroshi (80142701)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 8.  OSAKI Mitsuru (60168903)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 9.  KODAMA Yuji (70186708)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 10.  YABE Kazuo (80290683)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 11.  NAKAMURA Takatoshi (80408658)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 12.  YAMADA Hiroyuki (10374620)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 13.  UEMURA Shigeru (80250497)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 14.  ISHIKAWA Yukio (80193291)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 15.  高橋 英紀 (20001472)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 16.  浦野 慎一 (40096780)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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