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EFFECT OF BENDING STRENGTH OF HERBAGE PLANTS ON SELECTIVE GRAZING OF DOMESTIC ANIMALS

Research Project

Project/Area Number 20580289
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Zootechnical science/Grassland science
Research InstitutionObihiro University of Agriculture and Veterinary Medicine

Principal Investigator

HONGO Akio  Obihiro University of Agriculture and Veterinary Medicine, 畜産学部, 教授 (30091549)

Project Period (FY) 2008 – 2010
Project Status Completed (Fiscal Year 2010)
Budget Amount *help
¥4,810,000 (Direct Cost: ¥3,700,000、Indirect Cost: ¥1,110,000)
Fiscal Year 2010: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2009: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2008: ¥2,730,000 (Direct Cost: ¥2,100,000、Indirect Cost: ¥630,000)
Keywords牧草 / 曲げ強度 / 放牧 / 家畜 / 選択採食 / 安全係数 / オーチャードグラス / 断面係数 / デントコーン / トールフェスク / 二重三角形モデル / 二重放物線モデル / ウシ / ウマ / せん断強度 / 引張り強度 / 切歯
Research Abstract

The experiments were carried out using grass leaves in order to clarify the relationship between physical strength of plant materials and grazing behaviour of cattle and horse. In comparison of biting strength per bite by domestic animals with breaking strength of leaves, shearing force may play an important role in breaking plant materials. For a calculation of modulus of section, which seriously affect bending strength of grass leaves, the double triangle model and the double parabolic model were made and applied to a calculation of modulus of section.

Report

(4 results)
  • 2010 Annual Research Report   Final Research Report ( PDF )
  • 2009 Annual Research Report
  • 2008 Annual Research Report
  • Research Products

    (11 results)

All 2009 2008 Other

All Journal Article (9 results) (of which Peer Reviewed: 8 results) Presentation (1 results) Remarks (1 results)

  • [Journal Article] Biting strategy of sheep in grazing grass leaf blades2009

    • Author(s)
      Enkhee Devee、Juan Marcos Aro Aro、Yuji Toukura、Masahiro Hirata、Akio Hongo
    • Journal Title

      Grassland Science 55

      Pages: 63-73

    • NAID

      10025361279

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Effect of bending and shearing properties of grass leaf blade sections on grazing behaviour of sheep2009

    • Author(s)
      Akio Hongo、Enkhee Devee、Yuji Toukura、Juan Marcos Aro Aro、Masahiro Hirata
    • Journal Title

      Research Bulletin of Obihiro University 30

      Pages: 13-23

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Effects of a potato pulp silage supplement on the composition of milk fatty acids when fed to grazing dairy cows2009

    • Author(s)
      Maimaijiang Zunong、Tuerxum Tuerhong、Meiji Okamoto、Akio Hongo、Masahiro Hanada
    • Journal Title

      Animal Feed Science and Technology 152

      Pages: 81-91

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] 家畜とは何か2009

    • Author(s)
      本江昭夫
    • Journal Title

      国立民族学博物館調査報告 84

      Pages: 97-115

    • NAID

      120006390392

    • Related Report
      2010 Final Research Report 2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] キヌアは栽培植物か?-アンデス産雑穀の栽培化に関する一試論2009

    • Author(s)
      藤倉雄司、本江昭夫、山本紀夫
    • Journal Title

      国立民族学博物館調査報告 84

      Pages: 225-244

    • NAID

      120006390391

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Effect of bending and shearing properties of grass leaf blade sections on grazing behaviour of sheep2009

    • Author(s)
      Akio Hongo, Enkhee Devee, Yuji Toukura, Juan Marcos Aro Aro, Masahiro Hirata
    • Journal Title

      Research Bulletin of Obihiro University 30

      Pages: 13-23

    • Related Report
      2009 Annual Research Report
  • [Journal Article] Effects of a potato pulp silage supplement on the composition of milk fatty acids when fed to grazing dairy cows2009

    • Author(s)
      Zunong, M., Tuerhong, T., Okamoto, M., Hongo, A., Hanada, M.
    • Journal Title

      Animal Feed Science and Technology 152

      Pages: 81-91

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] キヌアは栽培植物か?-アンデス産雑穀の栽培化に関する-試論2009

    • Author(s)
      藤倉雄司・本江昭夫・山本紀夫
    • Journal Title

      国立民族学博物館調査報告 84

      Pages: 225-244

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Biting strategy of sheep in grazing grass leaf blades2009

    • Author(s)
      Enkhee Devee, Juan Marcos Aro Aro, Yuji Toukura, Masahiro Hirata and Akio Hongo
    • Journal Title

      Grassland Science 55

      Pages: 63-73

    • NAID

      10025361279

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Presentation] Sheep recognize chewing easiness of grass leaves prior to prehension through sensing bending strength2008

    • Author(s)
      Akio Hongo、Enkhee Devee、Masahiro Hirata、Jimin Zhang、Jiming Cheng
    • Organizer
      International Grassland Congress
    • Place of Presentation
      フフホト、中国
    • Year and Date
      2008-06-30
    • Related Report
      2010 Final Research Report 2008 Annual Research Report
  • [Remarks] ホームページ等

    • Related Report
      2010 Final Research Report

URL: 

Published: 2008-04-01   Modified: 2016-04-21  

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