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Establishment of probabilistic inversion method for estimating parameters and development of soil organic matter model in Japanese arable land

Research Project

Project/Area Number 19810030
Research Category

Grant-in-Aid for Young Scientists (Start-up)

Allocation TypeSingle-year Grants
Research Field Environmental dynamic analysis
Research InstitutionNational Institute for Agro-Environmental Sciences

Principal Investigator

JOMURA Mayuko  National Institute for Agro-Environmental Sciences, 大気環境研究領域, 農環研特別研究員 (60444569)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥2,760,000 (Direct Cost: ¥2,400,000、Indirect Cost: ¥360,000)
Fiscal Year 2008: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2007: ¥1,200,000 (Direct Cost: ¥1,200,000)
Keywords土壌圏現象 / 環境変動 / Roth-Cモデル / 土壌有機炭素 / 農耕地 / マルコフ連鎖モンテカルロ法 / 温度依存性
Research Abstract

本研究では、土壌有機炭素動態の変動予測に不可欠な土壌有機炭素モデル開発のために必要となる、(1)マルコフ連鎖モンテカルロ法(MCMC法)を用いたモデルパラメータ決定手法の確立、(2)パラメータ推定に必要なデータを得るための、モデル画分に沿った土壌有機炭素の実験的な分離手法の検討、(3)MCMC法と土壌炭素量の経時変化データを用いてのモデルパラメータの推定を行った。

Report

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

    (9 results)

All 2009 2008 2007

All Presentation (9 results)

  • [Presentation] 日本農耕地の土壌有機物分解における温度依存性の逆推定2009

    • Author(s)
      上村真由子, 横沢正幸, 米村正一郎, 白戸康人, 飯泉直之丞
    • Organizer
      日本生態学会第56回大会
    • Place of Presentation
      岩手県立大学
    • Year and Date
      2009-03-19
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] Large-scale validation of the Roth-C model for Japanese paddy soils2008

    • Author(s)
      M.Jomura, M.Yokozawa, S.Yonemura, H.Obara, Y.Shirato
    • Organizer
      Eurosoil2008
    • Place of Presentation
      University of Natural Resources and Applied Life Sciences
    • Year and Date
      2008-08-27
    • Related Report
      2008 Final Research Report
  • [Presentation] Large-scale validation of the Roth-C model for Japanese paddy' soils2008

    • Author(s)
      M. Jomura, M. Yokozawa, S. Yonemura, H. Obara, Y. Shirato
    • Organizer
      Eurosoil2008
    • Place of Presentation
      University of Natural Resources and Applied Life Sciences
    • Year and Date
      2008-08-27
    • Related Report
      2008 Annual Research Report
  • [Presentation] 日本農耕地の土壌有機炭素分解における温度依存性の逆推定2008

    • Author(s)
      上村真由子, 横沢正幸, 米村正一郎, 白戸康人, 飯泉直之丞
    • Organizer
      日本地球惑星科学連合2008大会
    • Place of Presentation
      幕張メッセ国際会議場
    • Year and Date
      2008-05-29
    • Related Report
      2008 Final Research Report
  • [Presentation] 日本農耕地の土壌有機炭素秀解における温度依存性の逆推定2008

    • Author(s)
      上村真由子, 横沢正幸,米村正一郎, 白戸康人, 飯泉直之丞
    • Organizer
      日本地球惑星科学連合2008大会
    • Place of Presentation
      幕張メッセ国際会議場
    • Year and Date
      2008-05-29
    • Related Report
      2008 Annual Research Report
  • [Presentation] Estimating parameters in a soil organic matter model by Monte Carlo sampling: a case study of Japanese arable soil2007

    • Author(s)
      Jomura, M., Yokozawa, M., Yonemura, S., and Iizumi, T.
    • Organizer
      International Workshop on Advanced Flux Network and Flux Evaluation
    • Place of Presentation
      Aspire Park,Taoyuan, Taiwan
    • Year and Date
      2007-10-20
    • Related Report
      2008 Final Research Report
  • [Presentation] Estimating parameters in a soil organic matter model by Monte Carlosampling:a case study of Japanese arable soil.2007

    • Author(s)
      Jomura, M.
    • Organizer
      International Workshop on Advanced Flux Network and Flux Evaluation
    • Place of Presentation
      Aspire Park,Taoyuan,Taiwan
    • Year and Date
      2007-10-20
    • Related Report
      2007 Annual Research Report
  • [Presentation] Probabilistic inversion of temperature dependency on soil organic carbon turnover in Japanese arable land2007

    • Author(s)
      Jomura, M., Yokozawa, M., Yonemura, S., Iizumi, T.
    • Organizer
      3rd International Conference on Mechanisms of Organic Matter Stabilization and Destabilization in Soils and Sediments
    • Place of Presentation
      Stamford Grand Hotel, Glenelg, Adelaide, Australia
    • Year and Date
      2007-09-26
    • Related Report
      2008 Final Research Report
  • [Presentation] Probabilistic inversion of temperature dependency on soil organic carbonturnover in Japanese arable land.2007

    • Author(s)
      Jomura, M.
    • Organizer
      3rd International Conference on Mechanisms of Organic Matter Stabilization and Destabilization in Soils and Sediments
    • Place of Presentation
      Stamford Grand Hotel,Glenelg,Adelaide,Australia
    • Year and Date
      2007-09-26
    • Related Report
      2007 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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