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Functions of clay minerals and organic matter of soils evaluated by colloidal stability and physical properties

Research Project

Project/Area Number 18580239
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Irrigation, drainage and rural engineering/Rural planning
Research InstitutionIbaraki University

Principal Investigator

KARUBE Jutaro  Ibaraki University, 農学部, 教授 (10007768)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,620,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥420,000)
Fiscal Year 2008: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2007: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2006: ¥1,800,000 (Direct Cost: ¥1,800,000)
Keywordsイモゴライト / ハロイサイト / 分散凝集 / 土の撥水性 / 疎水性有機物 / 親水性有機物 / 接触角の時間依存性 / 水滴浸入時間 / 荷電特性 / 撥水性 / 有機物 / 接触角 / 粘性土
Research Abstract

イモゴライトの特異な凝集の原因は、アルカリ性でイモゴライトの表面が電気的に中性になるためと考えられた。霞ヶ浦湖水の白濁現象の原因としてハロイサイトの可能性が考えられた。土壌の撥水性は、疎水性有機物や含水比、粘土添加等によって大きく変化することが判った。

Report

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

    (27 results)

All 2009 2008 2007 2006 Other

All Journal Article (11 results) (of which Peer Reviewed: 10 results) Presentation (12 results) Book (2 results) Remarks (2 results)

  • [Journal Article] Effects of hydrophobic and hydrophilic organic matter on the water repellency of model sandy soils2009

    • Author(s)
      D.A.L. Leelamanie and J. Karube
    • Journal Title

      Soil Science and Plant Nutrition (in press)

    • NAID

      110007502738

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Time dependence of contact angle and its relation to repellency persistence in hydrophobized sand2009

    • Author(s)
      D.A.L. Leelamanie and J. Karube
    • Journal Title

      Soil Science and Plant Nutrition (in press)

    • NAID

      110007502737

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Relative humidity effects on contact angle and water drop penetration time of hydrophobized fine sand2008

    • Author(s)
      D.A.L. Leelamanie, J. Karube, and A. Yoshida
    • Journal Title

      Soil Science and Plant Nutrition 54

      Pages: 695-700

    • NAID

      110007331021

    • Related Report
      2008 Annual Research Report 2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Characterizing water repellency indices : Contact angle and water drop penetration time of hydrophobized sand2008

    • Author(s)
      D.A.L. Leelamanie, J. Karube, and A. Yoshida
    • Journal Title

      Soil Science and Plant Nutrition 54

      Pages: 179-187

    • NAID

      110007326907

    • Related Report
      2008 Annual Research Report 2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Characterizing water repellency indices: Contact angle and water drop penetration time of hydrophobized sand.2008

    • Author(s)
      D. A. L. Leelamanie, J. Karube, and A. Yoshida
    • Journal Title

      Soil Science and Plant Nutrition 54

      Pages: 179-187

    • NAID

      110007326907

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] イモゴライトの混合がモンモリロナイトおよびカオリナイトの分散凝集特性に及ぼす影響2007

    • Author(s)
      馬玉露, 軽部重太郎
    • Journal Title

      土壌の物理性 107

      Pages: 37-43

    • NAID

      130008087840

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Effects of organic compounds, water content and clay on the water repellency of a model sandy soil2007

    • Author(s)
      D.A.L. Leelamanie and J. Karube
    • Journal Title

      Soil Science and Plant Nutrition 53

      Pages: 711-719

    • NAID

      110006532433

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] イモゴライトの混合がモンモリロナイトおよびカオリナイトの分散凝集特性に及ぼす影響2007

    • Author(s)
      馬 玉露、軽部重太郎
    • Journal Title

      土壌の物理性 107

      Pages: 37-43

    • NAID

      130008087840

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Effects of organic compounds, water content and clay on the water Repellency of a model sandy soil.2007

    • Author(s)
      D. A. L. Leelamanie and J. Karube
    • Journal Title

      Soil Science and Plant Nutrition 53

      Pages: 711-719

    • NAID

      110006532433

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 霞ヶ浦湖水の白濁現象に与える底泥中のハロイサイトの影響2006

    • Author(s)
      軽部重太郎, 田村昭典
    • Journal Title

      農業土木学会論文 244

      Pages: 81-85

    • NAID

      10018251983

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 霞ヶ浦湖水の白濁現象に与える底泥中のハロイサイトの影響2006

    • Author(s)
      軽部重太郎, 田村昭典
    • Journal Title

      農業土木学会論文集 244

      Pages: 81-85

    • NAID

      10018251983

    • Related Report
      2006 Annual Research Report
  • [Presentation] Effects of hydrophobic and hydrophilic organic matter on water repellency of sandy soils2008

    • Author(s)
      D.A.L. Leelamanie, A. Yoshida, and J. Karube
    • Organizer
      農業農村工学会大会講演会
    • Place of Presentation
      秋田
    • Year and Date
      2008-08-27
    • Related Report
      2008 Final Research Report
  • [Presentation] 接触角と水滴浸入時間に及ぼす粘土の影響2008

    • Author(s)
      吉田綾, D.A.L. Leelamanie, 軽部重太郎
    • Organizer
      農業農村工学会大会講演会
    • Place of Presentation
      秋田
    • Year and Date
      2008-08-27
    • Related Report
      2008 Final Research Report
  • [Presentation] Effects of hydrophobic and hydrophilic organic matter on water repellency of sandy soils2008

    • Author(s)
      D. A. L. Leelamanie, A. Yoshida, and J. Karube
    • Organizer
      Annual meeting Jap Soc Irrig Drain Rural Eng
    • Place of Presentation
      秋田県立大学
    • Year and Date
      2008-08-27
    • Related Report
      2008 Annual Research Report
  • [Presentation] 接触角と水滴浸入時間に及ぼす粘土の影響2008

    • Author(s)
      吉田綾, D. A. L. Leelamanie, 軽部重太郎
    • Organizer
      農業農村工学会大会講演会
    • Place of Presentation
      秋田県立大学
    • Year and Date
      2008-08-27
    • Related Report
      2008 Annual Research Report
  • [Presentation] Effects of relative humidity on sessile drop contact angle and water drop penetration time2007

    • Author(s)
      D.A.L. Leelamanie and J. Karube
    • Organizer
      農業農村工学会大会講演会
    • Place of Presentation
      松江
    • Year and Date
      2007-08-29
    • Related Report
      2008 Final Research Report
  • [Presentation] 砂質土における撥水性の指標について2007

    • Author(s)
      吉田綾, D.A.L. Leelamanie, 軽部重太郎
    • Organizer
      農業農村工学会大会講演会
    • Place of Presentation
      松江
    • Year and Date
      2007-08-29
    • Related Report
      2008 Final Research Report
  • [Presentation] Effects of relative humidity on sessile drop contact angle and water Drop penetration time2007

    • Author(s)
      D. A. L. Leelamanie and J. Karube
    • Organizer
      農業農村工学会大会講演会
    • Place of Presentation
      島根大学
    • Year and Date
      2007-08-29
    • Related Report
      2007 Annual Research Report
  • [Presentation] 砂質土における撥水性の指標について2007

    • Author(s)
      吉田綾、D. A. L. Leelamanie、軽部重太郎
    • Organizer
      農業農村工学会大会講演会
    • Place of Presentation
      島根大学
    • Year and Date
      2007-08-29
    • Related Report
      2007 Annual Research Report
  • [Presentation] Effects of organic matter, clay, and water content on water repellency of sandy soils2006

    • Author(s)
      D.A.L. Leelamanie and J. Karube
    • Organizer
      土壌物理学会ポスターセッション
    • Place of Presentation
      札幌
    • Year and Date
      2006-10-15
    • Related Report
      2008 Final Research Report
  • [Presentation] Effects of hydrophobic organic compounds, clay, and water content on water repellency of relatively dry soils2006

    • Author(s)
      D.A.L. Leelamanie and J. Karube
    • Organizer
      農業土木学会大会講演会
    • Place of Presentation
      宇都宮
    • Year and Date
      2006-08-10
    • Related Report
      2008 Final Research Report
  • [Presentation] 霞ヶ浦底泥の性質から見た湖水の白濁現象2006

    • Author(s)
      田村昭典, 軽部重太郎
    • Organizer
      農業土木学会大会講演会
    • Place of Presentation
      宇都宮
    • Year and Date
      2006-08-09
    • Related Report
      2008 Final Research Report
  • [Presentation] イモゴライトの分散凝集と負電荷の電場の強さ2006

    • Author(s)
      馬玉露, 軽部重太郎
    • Organizer
      農業土木学会大会講演会
    • Place of Presentation
      宇都宮
    • Year and Date
      2006-08-09
    • Related Report
      2008 Final Research Report
  • [Book] 粘土ハンドブック(第3版)2009

    • Author(s)
      日本粘土学会編
    • Publisher
      技報堂出版
    • Related Report
      2008 Final Research Report
  • [Book] 農地環境工学2008

    • Author(s)
      山路永司, 塩沢昌(編)
    • Publisher
      文永堂出版
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Remarks]

    • URL

      http://info.ibaraki.ac.jp/scripts/websearch/index.htm

    • Related Report
      2008 Annual Research Report
  • [Remarks] 茨城大学研究者情報総覧

    • URL

      http://info.ibaraki.ac.jp/scripts/websearch/index.htm

    • Related Report
      2007 Annual Research Report

URL: 

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

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