Establishment of probabilistic inversion method for estimating parameters and development of soil organic matter model in Japanese arable land
Project/Area Number |
19810030
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Research Category |
Grant-in-Aid for Young Scientists (Start-up)
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Allocation Type | Single-year Grants |
Research Field |
Environmental dynamic analysis
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Research Institution | National 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)
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Project Period (FY) |
2007 – 2008
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Project Status |
Completed (Fiscal Year 2008)
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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)
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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。
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Report
(3 results)
Research Products
(9 results)
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[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
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