| 研究課題 |
１、バイオガスプラント消化液を施用した草地からの温室効果ガスの排出と吸収
２、バイオガスプラント消化液を施用した草地土壌の経年的変化
３、農耕地土壌からの温室効果ガス排出のモデル化
４、畜産・酪農場における汚水処理システムの多面的評価
５、農地および自然生態系の排水からの間接的温室効果ガス発生 |
| 著書・論文など |
［著書］
1) 澤本卓治 2010: 「第１章第５節１．循環型酪農再構築の環境面での意義」，松中照夫・寶示戸雅之編著，酪農ジャーナル臨時増刊号 循環型酪農へのアプローチ，酪農学園大学エクステンションセンター，ISBN 978-4-902786-15-6，p.35-38，2010（平成22）年3月1日発行
2) Sawamoto T 2007: A brief introduction of direct and indirect N2O emission from Japanese upland fields. In Global perspective on greenhouse gas emission form agricultural sector. 2006 Obihiro Asia and the Pacific Seminar on Education for Rural Development (OASERD). Organizing Committee of OASERD, Obihiro University of Agricultural and Veterinary Medicine. Printed and bound at Obihiro University of Agriculture and Veterinary Medicine, Obihiro, Japan, from copy supplied by organizing committee of OASERD. ISBN 978-4-924506-39-8, p.83-89, 2007（平成19）年4月発行，PDFあり（http://www.obihiro.ac.jp/english/icollaboration/oaserd/report-2006.html）
3) Sawamoto T, Takakai F, Desyatkin AR, Desyatkin RV, and Hatano R 2006: Dissolved N2O and CH4 in seepage and stream water in Yakutsk. In Symptom of Environmental Change in Siberian Permafrost Region (Proceeding of the International Symposium of JSPS Core to Core Program between Hokkaido University and Martin Luther University Halle-Wittenberg in 29-30 November 2005 Sapporo, Japan) Editors: Ryusuke Hatano and Georg Guggenberger. Hokkaido University Press, Sapporo, Japan，ISBN 4-8329-0342-X, p.123-128, 2006（平成18）年4月発行，PDFあり（http://www.agr.hokudai.ac.jp/env/ctc_siberia/book.html）
［学術論文（査読ありの雑誌・報告書）］
1) 澤本卓治・西田拓生・松中照夫 2010：チモシーを栽培したライシメーター地下排水からの溶存N2O排出，環境科学会誌（印刷中）
2) Sawamoto T, Yoshida R, Abe K, Matsunaka T 2010: No significant difference in N2O emission, fertilizer-induced N2O emission factor, and CH4 absorption between anaerobically digested cattle slurry and chemical fertilizer applied-timothy (Phleum pratense L.) sward in central Hokkaido, Japan. Soil Sci. Plant Nutri., （印刷中）
3) Kusa K, Sawamoto T, Hu R, and Hatano R 2010: Comparison of N2O and CO2 concentrations and fluxes in the soil profile between a Gray Lowland soil and an Andosol. Soil Sci. Plant Nutri., 56(1), 186-199, doi: 10.1111/j.1747-0765.2009.00439.x
4) Minamikawa K, Nishimura S, Sawamoto T, Nakajima Y, and Yagi K 2010: Annual emissions of dissolved CO2, CH4, and N2O in the subsurface drainage from three cropping systems. Global Change Biology, 16(2), 796-809, doi: 10.1111/j.1365-2486.2009.01931.x
5) Katayanagi N, Sawamoto T, Hayakawa A, and Hatano R 2009: New method for the estimation of nitrous oxide emission rates from an agricultural watershed. Soil Sci. Plant Nutri., 55(4), 590-598, doi: 10.1111/j.1747-0765.2009.00395.x
6) Kusa K, Sawamoto T, Hu R, and Hatano R 2008: Comparison of the closed-chamber and gas concentration gradient methods for measurement of CO2 and N2O fluxes in two upland field soils. Soil Sci. Plant Nutri., 54(5), 777-785, doi: 10.1111/j.1747-0765.2008.00292.x
7) Katayanagi N, Sawamoto T, Hayakawa A, and Hatano R 2008: Nitrous oxide and nitric oxide fluxes from cornfield, grassland, pasture and forest in a watershed in Southern Hokkaido, Japan. Soil Sci. Plant Nutri., 54(4), 662-680, doi: 10.1111/j.1747-0765.2008.00284.x
8) Nishimura S, Yonemura S, Sawamoto T, Shirato Y, Akiyama H, Sudo S, Yagi K 2008: Effect of land use change from paddy rice cultivation to upland crop cultivation on soil carbon budget of a cropland in Japan. Agriculture, Ecosystems and Environment, 125, 9-20, doi:10.1016/j.agee.2007.11.003
9) Tao X, Matsunaka T and Sawamoto T 2008: Dicyandiamide application plus incorporation into soil reduces N2O and NH3 emissions from anaerobically digested cattle slurry. Australian Journal of Experimental Agriculture, 48(1&2), 169-174, doi: 10.1071/EA07265
10) Okuda H, Noda K, Sawamoto T, Tsuruta H, Hirabayashi T, Yonemoto JY, and Yagi K 2007: Emission of N2O and CO2 and uptake of CH4 in soil from a Satsuma mandarin orchard under mulching cultivation in central Japan. Journal of the Japanese Society for Horticultural Science (J. Japan. Soc. Hort. Sci.), 76(4), 279-287, doi:10.2503/jjshs.76.279
11) Fueki N, Sawamoto T, Higashida S, and Nakatsu S 2006: Factors affecting nitrification in arable soils in Hokkaido, Japan: Influence of applied nitrogen concentration, form of nitrogen source, soil pH and soil organic matter. Pedologist, 50, 81-90
12) Matsunaka T, Sawamoto T, Ishimura H, Takakura K, and Takekawa A 2006: Efficient use of digested cattle slurry from biogas plant with respect to nitrogen recycling in grassland. International Congress Series, 1293, 242-252, doi: 10.1016/j.ics.2006.03.016 (Greenhouse gases and animal agriculture : an update : proceedings of the 2nd International Conference on Greenhouse Gases and Animal Agriculture, held in Zurich, Switzerland between 20 and 24 September 2005 / editors, Carla Riccarda Soliva, Junichi Takahashi, Michael Kreuzer, published by Elsevier, Amsterdam, The Netherlands, 377p, ISBN:0-444-52248-4 / 978-0-444-52248-1, ISSN:0531-5131)
13) Matsunaka T and Sawamoto T 2006: New parameters for evaluation of environmental impacts from cattle slurry and mineral fertilizer surface-applied to grassland, Danish Institute of Agriculture Science Report, 123, 257-259, ISBN 87-88976-99-8
14) Koga N, Sawamoto T, and Tsuruta H 2006: Life cycle inventory-based analysis of greenhouse gas emissions from arable land farming systems in Hokkaido, northern Japan. Soil Sci. Plant Nutri., 52, 564-574, doi: 10.1111/j.1747-0765.2006.00072.x
15) Kusa K, Hu R, Sawamoto T, and Hatano R 2006: Three years of nitrous oxide and nitric oxide emissions from a silandic Andosols cultivated with maize in Hokkaido, Japan. Soil Sci. Plant Nutri., 52, 103-113, doi:10.1111/j.1747-0765.2006.00009.x
［その他の学術論文］
1) 澤本卓治・水上朋美・松中照夫2008：消化液・堆肥・化学肥料の長期連用草地における土壌化学性－開始３年目までの結果－, 酪農学園大学紀要 自然科学編, 33(1), 75-84
2) 澤本卓治・井上徳子・松中照夫2007：消化液・堆肥・化学肥料の長期連用草地における土壌化学性－初年度の結果（続報）－, 酪農学園大学紀要 自然科学編, 32(1), 43-54
3) 澤本卓治・岡部彰洋・斎藤忠義・松中照夫2006：消化液・堆肥・化学肥料の長期連用草地における土壌物理化学性－初年度の結果－, 酪農学園大学紀要 自然科学編, 31(1), 7-20 |
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