SAKAI Naoki 坂井直樹

Researcher Number	00092213
Other IDs
Affiliation (based on the past Project Information) *help	2007: University of Tsukuba, Graduate School of Life and Environmental Sciences, Professor 2006: 筑波大学, 大学院生命環境科学研究科, 教授 2002 – 2003: 筑波大学, 農林学系, 教授 1996 – 1998: UNIVERSITY OF TSUKUBA INSTITUTE OF AGRICULTURE AND FORESTRY PROFESSOR, 農林学系, 教授 1986 – 1995: 東京大学, 農学部, 助教授
Review Section/Research Field	Principal Investigator Boundary agriculture / 生物資源科学 / Environmental dynamic analysis Except Principal Investigator 農業機械 / 農業機械学 / 生物環境 / 作物学
Keywords	Principal Investigator 水田 / environmental load / competition of resource / model plant / polyculture / biodiversity / response of crop / paddy field / Sustainability / 環境 … More / 耕地生態系 / 環境調和型農業 / 資源バランス / 環境負荷 / 資源競合 / モデル植物 / 複作 / 生物多様性 / 作物応答 / 持続性 / Water-covered plant / Complication of systems / Carbon fixation / Structure of community / Biomass production / Water hyacinth / Paddy field / Coexistent ecosystems / 密度 / 複雑化 / 水面被覆植物 / 系の複雑化 / 炭素固定量 / 群落構造 / バイオマス / ホテイアオイ / 共存生態系 / Soil respiration rate / Symbiosis / Bio-diversity / No-tillage farming / Carbon dioxide circulation / Environmental conservation / Global warming / LISA / 土壌呼吸 / 作物生産 / 環境調和 / 地球環境 / 生物の多様化 / 土壌呼吸速度 / 共生 / 生物の多様性 / 不耕起栽培 / 二酸化炭素循環 / 環境保全 / 地球温暖化 … More Except Principal Investigator 超音波 / 除草 / soil / 土壌 / 画像処理 / 早期防除 / 防除 / 自律走行 / ロボット / Weeding / Tillage / 耕うん / in situ transplanting / accuracy of operation / no-man control / automation / gantry / Field operation deveice / 太陽電池 / ガーダー / 移植用ロボット / 圃場内移植 / 作業精度 / 無人化 / 自動化 / ガントリー / 圃場作業装置 / image analysis clod distribution / ultrasonic / cutting resistance / soil dynamics / 土壌分布 / ミニマムティレッジ / 土塊分布 / 切削抵抗 / 土壌力学 / ozone density / mortaliy rate / non-chemical control / ozone / water bloom / early extermination / 殺藻率、 / 無農薬防除法、 / オゾン、 / アオコ、 / 早期防除、 / オゾン濃度 / 殺藻率 / 無農薬防除法 / オゾン / アオコ / percentage of so calles Red Ps. / total count of living bacteria / taste of long term stored rice / fatty acid / activity of embryo / germination percentage / quality of rice / vey long term cold storage of paddy / Red Pseudomonas / 玄米発芽率 / Red Pseudomonas比率 / コメの総生菌数 / 食味 / 脂肪酸度 / 胚の活性度 / 発芽率 / コメの貯蔵性 / 長期間低温籾貯蔵 / leaf senescence / root / weed / insect pest / plant pathogen / no-tillage / rice / 農作業 / 病害虫 / 深水栽培 / 移植栽培 / 不耕起栽培 / 葉の老化 / 根 / 雑草 / 害虫 / 植物病理 / 不耕起 / 水稲 / Image processing / Mechanical / Autonomous guidance / Low application rate / Herbicide / Pest control / 作業ツール / 微少画像 / 初期除草 / 初期防除 / 環境 / 農薬施用低減 / 機械除草 / 減量施用 / 除草剤 / Chemical application / Crop raws / Crop protection / Crop control / Ultrasonic / Automatic travel / Robot / 走行システム / 形状認識 / 薬剤散布 / 作物列 / 作物管理 / Tissue culture / Irrigation / Seeding / Bioproduction / Artificial intelligence / Automatic control / AI / 植物体 / 細胞培養 / 細織培養 / 圃場作業 / 制御 / 機械・装置 / 組織培養 / かんがい / 播種 / 生物生産 / 人工知能 / 自動制御 Less

Investigation on an effective index for introducing biodiversity into agricultural site and application to co-existent cropping systems at paddy fieldPrincipal Investigator
- Principal Investigator
  
  SAKAI Naoki
- Project Period (FY)
  2006 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Boundary agriculture
- Research Institution
  University of Tsukuba
Proposal of coexistent ecosystems with paddy and water-covered plant for promoting an efficient production of biomass resourcesPrincipal Investigator
- Principal Investigator
  
  SAKAI Naoki
- Project Period (FY)
  2002 – 2003
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  生物資源科学
- Research Institution
  University of Tsukuba
Study on non-chemical control of water bloom in eutrophic lakes with ozone application
- Principal Investigator
  
  OKAMOTO Tsuguo
- Project Period (FY)
  1996 – 1998
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  農業機械学
- Research Institution
  The University of Tokyo
Study on the effects of no-tillage and no-puddling on paddy field ecosystem in rice trnsplanting culture.
- Principal Investigator
  
  ISHIHARA Kuni
- Project Period (FY)
  1995 – 1996
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  作物学
- Research Institution
  Tokyo University of Agricultureand Technology
Carbon dioxide circulation to harmonize global environmental aspect with crop productionPrincipal Investigator
- Principal Investigator
  
  SAKAI Naoki
- Project Period (FY)
  1995 – 1996
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Environmental dynamic analysis
- Research Institution
  University of Tsukuba
  The University of Tokyo
Storage Life and Taste of Rice Unusually Long Term Stored at a Low Temperature
- Principal Investigator
  
  MORISHIMA Hiroshi
- Project Period (FY)
  1995 – 1996
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  生物環境
- Research Institution
  Nihon University
Reduction of Agrcultural Chemicals by Automatic Pest Control
- Principal Investigator
  
  OKAMOTO Tsuguo, 木谷収
- Project Period (FY)
  1994 – 1996
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  農業機械学
- Research Institution
  The University of Tokyo
Development of an Intelligent Robot for Crop Control
- Principal Investigator
  
  KITANI Osamu
- Project Period (FY)
  1992 – 1994
- Research Category
  
  Grant-in-Aid for Developmental Scientific Research (B)
- Research Field
  
  農業機械
- Research Institution
  The University of Tokyo
Studies on Control Systems of Bioproduction Machinery and Devices by Means of Artificial Intelligence
- Principal Investigator
  
  KITAMI Osamu
- Project Period (FY)
  1989 – 1992
- Research Category
  
  Grant-in-Aid for General Scientific Research (A)
- Research Field
  
  農業機械
- Research Institution
  The University of Tokyo
Studies on the mechanical properties of soil in relation to various tillage implements
- Principal Investigator
  
  KITANI Osam
- Project Period (FY)
  1986 – 1988
- Research Category
  
  Grant-in-Aid for General Scientific Research (A)
- Research Field
  
  農業機械
- Research Institution
  Faculty of Agriculture, University of Tokyo
Study on a photovoltaic gantry system
- Principal Investigator
  
  KITANI Osam
- Project Period (FY)
  1986 – 1988
- Research Category
  
  Grant-in-Aid for Developmental Scientific Research
- Research Field
  
  農業機械
- Research Institution
  Faculty of Agriculture, University of Tokyo

All 2008 2007

All Journal Article Presentation

[Journal Article] イネ単作水田の複作化にともなう作物の応答2008
- Author(s)
  坂井直樹・根津久美・林久喜
- Journal Title
  
  農作業研究 43(1)
  
  Pages: 7-14
- NAID
  10029875991
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18580325
[Journal Article] Additional profits by an introduction of polyculturing into monoculturing at paddy field2008
- Author(s)
  Sakai, N., K. Nezu, H. Hayashi
- Journal Title
  
  Japanese Journal of Farm Work Research (in submitting)
- NAID
  10029876100
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18580325
[Journal Article] イネ単作水田の複作化にともなう付加的利益2008
- Author(s)
  坂井直樹・根津久美・林久喜
- Journal Title
  
  農作業研究 43(印刷中)
- NAID
  10029876100
- Description
  「研究成果報告書概要(和文)」より
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18580325
[Journal Article] Responses of crop growth by an introduction of polyculturing into monoculturing at paddy field2008
- Author(s)
  Sakai, N., K. Nezu, H. Hayashi
- Journal Title
  
  Japanese Journal of Farm Work Research 43(1)
  
  Pages: 7-14
- NAID
  10029875991
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18580325
[Journal Article] イネ単作水田の複作化にともなう作物の応答2008
- Author(s)
  坂井直樹・根津久美・林久喜
- Journal Title
  
  農作業研究 43
  
  Pages: 7-14
- NAID
  10029875991
- Description
  「研究成果報告書概要(和文)」より
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18580325
[Journal Article] Quality of rece cultivated in a transplanted paddy field under minimum tillage system2007
- Author(s)
  Suwanna B., H.Hayashi, N.Sakai
- Journal Title
  
  Jaoanese Journal of Farm Work Research Vol.42 Extra Issue 1
  
  Pages: 17-18
- Data Source
  KAKENHI-PROJECT-18580325
[Presentation] Effects of fertilizing factors on environmental loads and rice grain yield at paddy field2008
- Author(s)
  Kurokawa, R., H. Hayashi, N. Sakai
- Organizer
  Japanese Journal of Farm Work Research, Vol. 43 Extra Issue I, 21-22
- Place of Presentation
  Saitama Pref
- Year and Date
  2008-05-17
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18580325
[Presentation] 水稲栽培における肥料要素が環境負荷および稲の収量に及ぼす影響2008
- Author(s)
  黒川瑠美子・林久喜・坂井直樹
- Organizer
  日本農作業学会
- Place of Presentation
  農業・食品産業技術総合研究機構生物系特定産業技術研究支援センター
- Year and Date
  2008-05-17
- Data Source
  KAKENHI-PROJECT-18580325

1. OKAMOTO Tsuguo (40031215)

# of Collaborated Projects: 7 results

# of Collaborated Products: 0 results
2. YONEKAWA Satoshi (70191658)

# of Collaborated Projects: 7 results

# of Collaborated Products: 0 results
3. TORII Toru (60172227)

# of Collaborated Projects: 6 results

# of Collaborated Products: 0 results
4. KITAMI Osamu (00024539)

# of Collaborated Projects: 6 results

# of Collaborated Products: 0 results
5. SUNOHARA Wataru (60011954)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
6. HAYASHI Hisayoshi (70251022)

# of Collaborated Projects: 2 results

# of Collaborated Products: 8 results
7. ISHIHARA Kuni (70014925)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. SAGO Ryuich (30261746)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. HIRASAWA Tadashi (30015119)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. ABE Jun (60221727)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. TSUCHIZAKI Tsuneo (30207394)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. KIMURA Makoto (20092190)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. YAMAGISHI Junko (60191219)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. MORISHIMA Hiroshi (90011832)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. TODA Setsuo (50060041)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. IMOU Kenji (40184832)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

SAKAI Naoki 坂井 直樹

Research Projects

Research Products

Co-Researchers

Investigation on an effective index for introducing biodiversity into agricultural site and application to co-existent cropping systems at paddy fieldPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Proposal of coexistent ecosystems with paddy and water-covered plant for promoting an efficient production of biomass resourcesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Carbon dioxide circulation to harmonize global environmental aspect with crop productionPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

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Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

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Research Institution

Principal Investigator

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Principal Investigator

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[Journal Article] イネ単作水田の複作化にともなう作物の応答2008

Author(s)

Journal Title

NAID

Data Source

[Journal Article] Additional profits by an introduction of polyculturing into monoculturing at paddy field2008

Author(s)

Journal Title

NAID

Description

Data Source

[Journal Article] イネ単作水田の複作化にともなう付加的利益2008

Author(s)

Journal Title

NAID

Description

Data Source

[Journal Article] Responses of crop growth by an introduction of polyculturing into monoculturing at paddy field2008

SAKAI Naoki 坂井直樹