■ 学術雑誌等に発表した論文 More information My citation Publon
69) Fujii K, Hayakawa C, Kosaki K, Frouz J, Sukartiningsih（2025）Critical roles of short-range-order minerals in shaping soil water retention curves in volcanic regions. Vadose Zone Journal, in press NEW
土壌の保水力を土壌の理化学性データ（火山灰指標、砂）から推定することを可能にしました。
68) 藤井一至、松浦陽次郎、早川智恵、小崎隆（2025） 高等学校教育「地理探究」における土壌教育内容の変更点と課題 ペドロジスト NEW
67) 藤井一至 (2024) 持続的農業と土壌の健康の実現に向けた土壌生成・劣化メカニズムの解明 土と微生物, in press.
66) Han Q, Kabeya D, Inagaki Y, Noguchi K, Fujii K, Satake A (2024) Fruiting phenology uncoupled from seasonal soil nitrogen supply in masting Fagus crenata trees. Plant and Soil, 1-12.
65) Fujii K (2024) Plant strategy of root system architecture and exudates for acquiring soil nutrients. Ecological Research, in press.
宮地賞受賞記念論文。周極域での10年の仕事をまとめました。
64) Fujii K, Hayakawa C, Sukartiningsih (2024) Drought-induced turnover of soil microbial biomass increases nutrient subsidies for the reproduction of tropical forest. Biogeochemistry, in press.
63) Fujii K, Zheng J, Zhou Z, Fang Y (2024) Quantitative assessment of soil acidification in four Chinese forests affected by nitrogen deposition. Plant and Soil, in press.
62) 平井英明, 白石智子, 出口明子, 石嶋朋子, 早川智恵, 藤井一至, 北村里香 （2023）泥団子キットを用いた疑似的土体験の心理的効果 —体験型土壌教育プログラムへの導入教材として— 日本土壌肥料学雑誌 94(3), 170-178.
61) Fujii K, Inagaki Y, Hayakawa C, Ono K (2023) Decoupling of cellulose decomposition and glucose mineralization in volcanic forest soils. Soil Science and Plant Nutrition, 69.3: 199-208.
60) Fujii K, Ichinose Y, Arai K, Komatsu K, Hayakwa C, Alvindia DG, Watanabe K, Hartono A (2023) Effects of soil types and fertility management practices on soil silicon availability and banana silicon uptake. Soil Science and Plant Nutrition, 69(3), 183-189.
59) Zheng J, Fujii K, Koba K, Wanek W, Müller C, Nakajima Y, Wagai R, Canarini A (2022) Revisiting process-based simulation of soil nitrite dynamics: tighter cycling between nitrite and nitrate than considered previously. Soil Biology and Biochemistry, 108958.
58) Fujii K, Hayakawa C (2022) Fluxes of dissolved organic matter and nitrate and their contribution to soil acidification across changing permafrost landscapes in northwestern Canada. Geoderma, 430, 116306.
57) Zheng J*, Sakata T, Sukartiningsih, Fujii K* (2022) Deciphering nitrous oxide emissions from tropical soils of different land uses. Science of the Total Environment, 862, 160916. * equal contribution
56) Zheng J, Canarini A, Fujii K, Mmari WN, Kilasara MM, Funakawa S (2022) Cropland intensification mediates the radiative balance of greenhouse gas emissions and soil carbon sequestration in maize systems of sub-Saharan Africa. Global Change Biology, 29(6), 1514-1529.
55) Fujii K, Funakawa S, Kosaki T (2022) Effects of forest management on soil acidification in cedar plantation. Geoderma, 424, 115967.
54) Fujii K, Hayakawa C (2022) Urea uptake by spruce tree roots in permafrost-affected soils. Soil Biology and Biochemistry, 169, 108647.
アミノ酸ではなく尿素を直接吸収している生態系を初めて掘り当てました。
53) Fujii K, Yasue K, Matsuura Y (2022) Tree ring evidence of rapid development of drunken forest induced by permafrost warming. Global Change Biology, 28 (12), 3920-3928.
初投稿から受理まで4年かかりました。渾身作。
52) Fujii K, Mitani R, Inagaki Y, Hayakawa C, Shibata M, Losaki T, Ueda M (2022) Loss of soil organic matter under continuous maize cropping in northern Thailand as revealed by natural 13C abundance. Plant and Soil, 474, 251–262 . NEW
51) Fujii K, Hayakawa C (2022) Recalcitrance of lichen and moss litters increases soil carbon storage on permafrost. Plant and Soil, 472, 595-608.
50) Inagaki Y, Fujii K, Urakawa R (2022) Nutrient budgets in four Japanese forests based on short- and long-term methods . Bulletin of the Forestry and Forest Products Research Institute, 21 (2), 129-137.
49) Fujii K, Hayakawa C, Sukartiningsih (2021) Root exudation and biodegradation of organic acids in a tropical forest soil under dipterocarp and pioneer trees. Plant and Soil, 469 (1), 213-226.
48) Fujii K, Funakawa S, Hayakawa C, Kosaki T (2021) Effects of clearcutting and girdling on soil respiration and fluxes of dissolved organic carbon and nitrogen in a Japanese cedar plantation. Forest Ecology and Management, 498, 119520.
47) Fujii K, Ohmiya T (2021) Ion solubilization in surface soil layers of montane region with heavy snowfall. CATENA, 206, 105490
46) Fujii K, Makita N, Kamara M, Küttim M, Sugita S (2021) Plasticity of pine tree roots to podzolization of boreal sandy soils. Plant and Soil 464, 209-222
45) Fujii K, Toma, T., Sukartiningsih (2021) Comparison of soil acidification rates under different land uses in Indonesia. 465. Plant and Soil 1-17. NEW
44) Chuwongpanich W, Fujii K*, INAGAKI Y, Hayakawa C, Chittamart N (2021). Effects of sugarcane substrate inputs on microbial biomass and nitrogen availability in tropical sandy soils of northeast Thailand. Soil Science and Plant Nutrition, 67(2), 130-138.
43) Hayakawa, C., Kobayashi, T., Fujii, K., Seno, K. (2020). Fine root biomass stimulates microbial activity of glucose mineralization in buried humic horizon of volcanic ash soils. Soil Science and Plant Nutrition, 66 (5), 724-733.
42) Fujii K, Morioka K, Hayakawa C, Inagaki Y, Hangs RD, Anderson DW, McConkey BG (2020) Litter decomposition and soil organic carbon stabilization in a Kastanozem of Saskatchewan, Canada. Geoderma Regional, 23, e00348.
41) Imamura N, Komatsu M , Hashimoto S, Fujii K, Kato H, Thiry Y, Shaw G (2020) Vertical distributions of radiocesium in Japanese forest soils following the Fukushima Daiichi Nuclear Power Plant accident: a meta-analysis. Journal of Environmental Radioactivity, 225, 106422.
40) Fujii, K., Kanetani K, Tetsuka K. (2020) Effects of volcanic parent materials on the acid buffering capacity of forest soils on Yakushima Island, Japan. Soil Science and Plant Nutrition, 66, 680-692.
39) Fujii, K., Nakada Y, Umezawa K, Yoshida M, Shibata M, Hayakawa C, Inagaki Y, Hangs R. (2020) A comparison of lignin-degrading enzyme activities in forest floor layers across a global climatic gradient. Soil Ecology Letters, 2(4): 281–294.
38) 藤井一至. (2020). 土壌という複雑系. 表面と真空, 63(4), 159-164.
37) Fujii, K., Yamada T, Hayakawa C, Nakanishi A, Funakawa S (2020) Decoupling of protein depolymerization and ammonification in nitrogen mineralization of acidic forest soils. Applied Soil Ecology, 153, 103572.
36) Fujii K, Yasue K, Matsuura Y, Osawa A (2019) Soil conditions required for reaction wood formation of drunken trees in a continuous permafrost region. Arctic, Antarctic, and Alpine Research, accepted.
35) Fujii K., Hayakawa C,Sukartiningsih, Inagaki Y, Kosaki T (2019) Effects of land use change on turnover and storage of soil organic matter in a tropical forest. Plant and Soil, accepted
きっと代表作になるはず。
34) 藤井一至 (2019) Key Note 家族経営農業と土壌の持続的利用 (特集 国連 家族農業の 10 年:UN Decade of Family Farming). ARDEC: world agriculture now, 61, 31-35.
33) 藤井一至、松浦陽次郎、菅野均志、高田裕介、平舘俊太郎、田村憲司、平井英明、小崎隆 (2019) 高等学校地理科目における土壌教育内容の更新の必要性. Pedologist, accepted
32) 稲垣善之、酒井寿夫、野口享太郎、森下智陽、藤井一至 (2019). 四万十川流域モミ天然林生態系におけるプロトン収支. 森林応用研究, in press
31) Fujii K, Yamada T, Hayakawa C, Nakanishi A, Funakawa S (2019) Kinetics of arginine ammonification to estimate microbial activity of N mineralization in forest and cropland soils. European Journal of Soil Biology, 92, 1-7.
30) Fujii, K., Matsuura Y, Osawa A (2019) Effects of hummocky microrelief on organic carbon stocks of permafrost-affected soils in the forest-tundra of northwest Canada, Pedologist, 63, 12-25.
第11回日本ペドロジー学会論文賞受賞
29) Fujii, K., Yamaguchi N, Imamura N, Kobayashi M, Kaneko S, Takahashi M (2019). Effects of radiocesium fixation potentials on 137Cs retention in volcanic soil profiles of Fukushima forests. Journal of Environmental Radioactivity, 198, 126-134.
28) Fujii, K., Yamada T, Hayakawa C, Nakanishi A, Funakawa S (2018). Another bottleneck for nitrogen mineralization in temperate forest soils: Arginine metabolism in microorganisms. Soil Biology and Biochemistry, 126, 22-30.
27) Fujii, K., Hayakawa C, Inagaki Y, Ono K (2019).Sorption reduces the biodegradation rates of multivalent organic acids in volcanic soils rich in short-range order minerals. Geoderma,333, 188-199.
26) Hayakawa, C., Fujii, K., Funakawa, S., & Kosaki, T. (2018). Effects of sorption on biodegradation of low-molecular-weight organic acids in highly-weathered tropical soils. Geoderma, 324, 109-118.
25) Hseu, Z-Y., Zehetner, F., Fujii, K., Watanabe, T., Nakao, A. (2018) Geochemical fractionation of chromium and nickel in serpentine soil profiles along a temperate to tropical climate gradient, Geoderma, 327, 97-106
24) Fujii K, Shibata M, Kitajima, K., Ichie, T., Kitayama, K., & Turner, B. L. (2018). Plant–soil interactions maintain biodiversity and functions of tropical forest ecosystems. Ecological Research, 33(1), 149-160.
Ecological Research Paper Award 2018受賞
23) Fujii, K., Hayakawa, C., Panitkasate, T., Maskhao, I., Funakawa, S., Kosaki, T., & Nawata, E. (2017). Acidification and buffering mechanisms of tropical sandy soil in northeast Thailand. Soil and Tillage Research, 165, 80-87.
22) Sugihara S., Funakawa S., Kadono A., Takata Y., Sawada K., Fujii K., Kosaki T. (2015) "In situ short-term dynamics of CO2 flux and microbial biomass after simulated rainfall in dry croplands in four tropical and continental ecosystems." Soil Science and Plant Nutrition.61(3), 392-403.
21) Fujii K, Ikeda S, Akama A, Komatsu M, Takahashi M, Kaneko S (2014) Vertical migration of radiocesium and clay mineral composition in five forest soils contaminated by the Fukushima nuclear accident. Soil Science and Plant Nutrition, 60, 751-764.
20) Hayakawa C, Funakawa S, Fujii K, Kadono A, Kosaki T (2014) Effects of climatic and soil properties on cellulose decomposition rates in temperate and tropical forests. Biology and Fertility of Soils. 50, 633-643.
19) Fujii K (2014) Soil acidification and adaptations of plants and microorganisms in Bornean tropical forests. Ecological Research, 29 (3), 371-381.http://link.springer.com/article/10.1007/s11284-014-1144-3
18) Fujii K, Morioka K, Hangs R, Funakawa S, Kosaki T, Anderson DW (2013) Rapid turnover of organic acids in a Dystric Brunisol under a spruce-lichen forest in northern Saskatchewan, Canada. Canadian Journal of Soil Science. 93(3), 295-304.
17) Fujii K, Hayakawa C, Funakawa S, Sukartiningsih, Kosaki T (2013) Fluxes of dissolved organic carbon and nitrogen in cropland and adjacent forest in a clay-rich Ultisol of Thailand and a sandy Ultisol of Indonesia. Soil&Tillage Research, Elsevier, 126, 267-275.
16) Fujii K, Morioka K, Hangs R, Funakawa S, Kosaki T, Anderson DW (2013) Importance of climate and parent material on soil formation in Saskatchewan, Canada as revealed by soil solution studies. Pedologist, 57
15) Inagaki Y, Inagaki M, Hashimoto T, Kobayashi M, Itoh Y, Shinomiya Y, Fujii K, Kaneko S, Yoshinaga S (2012) Aboveground production and nitrogen utilization in nitrogen-saturated coniferous plantation forests on the periphery of the Kanto Plain. Bulletin of the Forestry and Forest Products Research Institute, 11, 161-173.
14) Fujii K, Uemura M, Hayakawa C, Funakawa S, Kosaki T (2012) Environmental control of lignin peroxidase, manganese peroxidase, and laccase activities in forest floor layers in humid Asia. Soil Biology and Biochemistry, Elsevier, 57, 109-115.
酸性森林土壌におけるリグニンの酵素活性と分解プロセスに関する論文、私の中ではかなり生化学です。
13) Aoki M, Fujii K, Kitayama K (2012) Environmental control of root exudation of low-molecular-weight organic acids in tropical rainforests. Ecosystems, Springer, 15, 1194-1203.
12) Fujii K, Aoki M, Kitayama K (2012) Biodegradation of low molecular weight organic acids in rhizosphere soils from a tropical montane rain forest. Soil Biology and Biochemistry, Elsevier, 47, 142-148.
11) Fujii K, Funakawa S, Kosaki T (2012) Soil acidification: Natural process and human impacts. Pedologist, 55, 415-425.
10) Fujii K, Funakawa S, Shinjo H, Hayakawa C, Mori K, Kosaki T (2011) Fluxes of dissolved organic carbon and nitrogen throughout Andisol, Spodosol and Inceptisol profiles under forest in Japan. Soil Science and Plant Nutrition, Blackwell publisher, 57 (6), 855-866.
9) Hayakawa C, Fujii K, Funakawa S, Kosaki T (2011) Biodegradation kinetics of monosaccharides and their contribution to basal respiration in tropical forest soils. Soil Science and Plant Nutrition, Blackwell publisher, 57 (5), 663-673.
8) Fujii K, Hartono A, Funakawa S, Uemura M, Kosaki T (2011) Fluxes of dissolved organic carbon in three tropical secondary forests developed on serpentine and mudstone.Geoderma, Elsevier, 163, 119-126.
7) Fujii K, Hartono A, Funakawa S, Uemura M, Sukartiningsih, Kosaki T (2011) Distribution of Ultisols and Oxisols in the serpentine areas of East Kalimantan, Indonesia. Pedologist, 55 (2), 63-76.
6) Fujii K, Hartono A, Funakawa S, Uemura M, Sukartiningsih, Kosaki T (2010) Acidification of tropical forest soils derived from serpentine and sedimentary rocks in East Kalimantan, Indonesia. Geoderma, Elsevier, 160 (3-4), 311-323.
5) Fujii K, Hayakawa C, Van Hees PAW, Funakawa S, Kosaki T (2010) Biodegradation of low molecular weight organic compounds and their contribution to heterotrophic soil respiration in three Japanese forest soils. Plant and Soil, Springer, 334 (1-2), 475-489.
4) Fujii K, Uemura M, Funakawa S, Hayakawa C, Sukartiningsih, Kosaki T, Ohta S (2009a) Fluxes of dissolved organic carbon in two tropical forest ecosystems of East Kalimantan, Indonesia. Geoderma, Elsevier, 152 (1-2), pp127-136.
3) Fujii K, Funakawa S, Hayakawa C, Sukartiningsih, Kosaki T (2009b) Quantification of proton budgets in soils of cropland and adjacent forest in Thailand and Indonesia. Plant and Soil, Springer, 316, pp241-255.
・・・Science誌において引用されています。
2) Fujii K, Funakawa S, Hayakawa C, Kosaki T (2008) Contribution of different proton sources to pedogenetic soil acidification in forested ecosystems in Japan. Geoderma, Elsevier, 144 (3-4), pp478-490.
1) Shinjo H, Kato A, Fujii K, Mori K, Funakawa S, Kosaki T (2006) Carbon dioxide emission derived from soil organic matter decomposition and root respiration in Japanese forests under different ecological conditions. Soil Science and Plant Nutrition, Blackwell publisher, 52 (2), pp233-242.
■ 著書・総説
Fujii K & Imaya A (2021) Podzols. In Soils of Japan (pp. 90-99). Springer, Tokyo.
Fujii, K., & Hartono, A. (2017). Soil Acidification Patterns Under Different Geological and Climatic Conditions in Tropical Asia. In Soils, Ecosystem Processes, and Agricultural Development (pp. 129-163). Springer, Tokyo.
藤井一至 (2020) 「森林土壌」，『改訂土壌学概論』（朝倉書店）pp137-144
藤井一至 (2020)「土壌と堆積物」『生態系生態学』（森北出版株式会社）第二版pp73-104
藤井一至 (2020)「土壌生成・分類」『森林と土壌』（共立出版）pp14-65
藤井一至 (2020)「森林土壌」『土壌微生物学』（朝倉書店）pp144-155
18) Funakawa S, Watanabe T, Kadono A, Nakao A, Fujii K, Kosaki T (2011) Soil resources and human adaptation in forest and agricultural ecosystems in humid Asia. In: World soil resource and food security Advances in Soil Science, (Ed.) Lal R., Stewart B.A. , Springer-Verlag, p53-168.
19) Funakawa S, Watanabe T, Nakao A, Fujii K, Kosaki T (2011) Pedogenetic acidification in upland soils under different bioclimatic conditions in humid Asia. In: World soil resource and food security Advances in Soil Science, (Ed.) Lal R., Stewart B.A. , Springer-Verlag, p169-270.
20) 谷山一郎, 岩田幸良, 藤井一至 (2011) 進捗総説：第１部門 土壌物理 日本土壌肥料学会誌, 82 (6), pp 451-465.
21) Fujii K, Hayakawa C, Funakawa S, Kosaki T (2015) Acidification of tropical soils under forest and continuous cropping in Thailand and Indonesia. Land-Use Change Impacts on Soil Processes: Tropical and Savannah Ecosystems, Thomas A., Brearley F. (Eds.) , CABI publisher pp 55-71. NEW
藤井一至 (2012) 「森のバランス（森林立地学会編）」書評 ペドロジスト 56 (2)
川東正幸ら 日本の土壌炭素賦存量を量・質の両面から考える 日本土壌肥料学会雑誌 84(3), pp 224-229
南川和則・柳井洋介・藤井一至・中島泰弘・稲垣善之・磯部一夫 ミニシンポジウム開催報告「土壌－植物系の窒素動態研究における安定同位体比の利用」 日本土壌肥料学雑誌 第84 巻 第2 号
藤井一至 2014. 「森のエキス 溶存有機物の正体を探る」、グリーン・パワー2014年6月号 p.12
Global Soil Partnership (FAO) Pillar Five Working Group: Rainer Baritz, Hakki Erdogan, Kazumichi Fujii, Yusuke Takata, Marco Nocita, Bernd Bussian, Niels Batjes, Jon Hempel, Peter Wilson, Ronald Vargas (2014) Harmonization of methods, measurements and indicators for the sustainable management and protection of soil resources.
■ プロシーディング
22) Fujii K, Funakawa S, Kosaki T (2011) Is soil acidiifcation an ongoing process?: Natural process and human impacts. International Symposium on Land Degradation and Pedology
23) Fujii K, Hayakawa C, Funakawa S, Kosaki T (2009) Continuous cultivation accelerates soil acidification. Proceeding of 7th International Symposium on Plant-Soil Interactions at Low pH, pp182-183.
24) Fujii K, Hayakawa C, Funakawa S, Kosaki T. (2007) Continuous cultivation accelerates soil acidification. 8th Conference of East and Southeast Asian Federation of soil Science, p125
25) Fujii K, Funakawa S, Kosaki T. (2006) Quantitative Analysis on Soil Acidification and Organic Matter Dynamics in Humid Asia. Proceedings of the 18th World Congress of Soil Science, p306.
26) Funakawa S, Fujii K, Kadono A, Kosaki T (2006) Significance of Soil Acidity to Sequestrate Organic Carbon in Forest Soils. Proceedings of the 18th World Congress of Soil Science, p380
国際学会・一般講演
Kazumichi Fujii, Warsudi, Sukartiningsih, Takeshi Toma 2018. Effects of land use change on soil acidification and organic matter storage in tropical forests. 21st World Congress of Soil Science (Poster, Brazil)
Fujii K, Funakawa S, Kosaki T (2013) Effects of forest management on organic matter cycling and soil acidification in a Japanese cedar plantation. International Symposium on Forest Soils: linking ecosystem processes and management to forest biodiversity and functions.（中国・瀋陽，口頭発表）
Fujii K, Yamada T, Funakawa S, Hayakawa C, Nakanishi C, Murata M, Kaneko S (2013) Rate-limiting steps of nitrogen mineralization in forest and arable soils with special reference to deploymerization and ammonification. 4th International Symposium on Soil Organic Matter 2013.（中国・南京，口頭発表）
Sugihara S, Funakawa S, Shinjo H, Kadono A, Takata Y, Sawada K, Ikazaki K, Fujii K, Kosaki T. 2013. ”In situ short-term dynamics of CO2 flux and microbial biomass after simulated rainfall in dry croplands. IUSS Soil Carbon Conference, Madison, WIsconsin, USA, 3-6 June. Oral.
Fujii K, Hayakawa C, Funakawa S, Kosaki T (2012) Fluxes of dissolved organic carbon in tropical forest soils. 5th International Workshop on Soil and Sedimentary Organic Matter Stabilization and Destabilization.（スイス・アスコナ，ポスター発表）
Fujii K, Uemura M, Hayakawa C, Funakawa S, Kosaki T.「Effects of pH on activities of ligninolytic enzymes in forest floor layers. 」 8th International Symposium on Plant-Soil Interactions at Low pH, バンガロー, インド, 2012年．
Yamada T, Fujii K, Funakawa S.「The effect of the soil C/N ratio on the ammonification ability of microorganisms in acidic forest soils.」 8th International Symposium on Plant-Soil Interactions at Low pH, バンガロー, インド, 2012年．
Tokuchi N, Hidaka W, Fujii K, Koyama L, Fujimaki R (2012) Respiration costs associated with nitrate reduction as estimated 14CO2 pulse labeling and nitrate redactase activity of evergreen oak. 97th Annual Meeting of Ecological Society of America, PS67-26 アメリカ, ポートランド, ポスター発表.
Fujii K, Funakawa S, Kosaki T. Proton cycles of broad-leaved forests in Japan and its implication for soil acidification. ASLO, 大津, 2012年, 口頭発表.
Tokuchi N, Hidaka W, Fujii K, Osada N, Koyama L, Ohte N, Shi J, Fujimaki R. Consideration of plant N use and soil N dynamics under increasing N deposition; interaction between N and C as revealed by natural and radio isotope experiment.ASLO, 大津, 2012年, ポスター発表.
Fujii K, Aoki M, Kitayama K.「Rapid turnover of organic acids in the rhizosphere of podzolized soil in a tropical montane rain forest.」 The 5th East Asian Federation of Ecological Societies International Congress, 大津, 2012年．ポスター発表
Fujii K, Aoki M, Kitayama K.「Biodegradation of low molecular weight organic acids in rhizosphere soils under tropical montane rain forest.」 6th International Symposium of Interactions of Soil Minerals with Organic Components and Microorganisms, モンペリエ, フランス, 2011年．ポスター発表
Fujii K, Funakawa S, Kosaki T. 「Is soil acidiifcation an ongoing process?: Natural process and human impacts.」, 国際シンポジウム Land Degradation and Pedology （土壌荒廃とペドロジー）, Tsukuba, 2011 (Oral).
Fujii K, Hayakawa C, Funakawa S, Kosaki T.「Cultivation accelerates soil acidification.」7th International Symposium on Plant-Soil Interactions at Low pH, 広東, 中国, 2009年．口頭発表
Fujii K, Funakawa S, Kosaki T.「Quantitative Analysis on Soil Acidification and Organic Matter Dynamics in Humid Asia.」18th World Congress of Soil Science, 138-29, Philadelphia, USA, 2006年. ポスター発表
Funakawa S, Fujii K, Kadono A, Kosaki T. Significance of Soil Acidity to Sequestrate Organic Carbon in Forest Soils. 18th World Congress of Soil Science, 125-5, Philadelphia, USA, 2006年.ポスター発表
Fujii K, Hayakawa C, Funakawa S, Kosaki T. Cultivation accelerates soil acidification. 8th Conference of East and Southeast Asian Federation of soil Science, p125, Tsukuba, Japan, 2007年.ポスター発表
■ 口頭発表・一般講演
藤井一至・Warsudi・Sukartiningsih・藤間剛 2018. 熱帯林における土壌酸性化に及ぼす土地利用変化の影響 日本土壌肥料学会 5-1--8, 神奈川, 口頭発表
藤井一至・松浦陽次郎・大澤晃 2013. カナダ周極域の土壌炭素蓄積量に及ぼす地形と植生の影響 ペドロジー学会, 仙台, ポスター発表
藤井一至・Warsudi・Sukartiningsih・藤間剛 2013 インドネシア熱帯林の根圏土壌における低分子有機酸の無機化・吸着反応の速度論的解析 日本土壌肥料学会, 名古屋.
藤井一至 熱帯林の土壌酸性化と植物・微生物の適応戦略. 第一回 日本生態学会 奨励賞（鈴木賞） 受賞講演 日本生態学会, 静岡大会, 2013年.
早川智恵,、藤井一至、舟川晋也、小崎隆, 2010. 14Cトレーサー法を用いた土壌における有機物分解速度と蓄積割合の定量的解析. 日本土壌肥料学会. ミニシンポジウム 北海道大会
藤井一至・舟川晋也・小﨑隆. 日本の森林生態系における土壌酸性化プロセスの定量的解析. 地球惑星科学連合,千葉, 2010年.
藤井一至・Arief Hartono・舟川晋也・小崎隆. 熱帯林土壌の酸性化プロセスに及ぼす母材の影響. －インドネシア東カリマンタン州の事例－日本土壌肥料学会, 京都, 2009年.
藤井一至・舟川晋也. 酸性雨は土壌を酸性にしているのか？近畿生態学会, 京都, 2008年.
藤井一至・舟川晋也・小崎隆. 生態環境を異にする日本の森林生態系における土壌酸性化の定量評価. 日本土壌肥料学会, 講演要旨集53, p114, 東京, 2007年.
植村真里・藤井一至・舟川晋也・小崎隆. O層からの溶存有機炭素下方浸透量を規定する要因の解明.日本土壌肥料学会, 講演要旨集55 , p113, 東京, 2007年.
藤井一至・舟川晋也・小崎隆. 皆伐、間伐が有機物動態と土壌酸性化に及ぼす影響. 日本土壌肥料学会, 講演要旨集52, p7, 秋田, 2006年.
藤井一至・舟川晋也・小崎隆. 湿潤アジアにおける有機物分解に伴う土壌酸性化の定量評価.日本土壌肥料学会, 講演要旨集51, p4, 島根, 2005年.
藤井一至・加藤綾子・真常仁志・舟川晋也・小崎隆. 生態環境を異にする日本の森林における土壌呼吸速度の季節変動と炭素収支. 日本土壌肥料学会, 講演要旨集50, p12, 福岡, 2004年.
■ ポスター発表・一般講演
山田高大・藤井一至・舟川晋也 2013. 森林土壌の窒素無機化速度に対するpHとC/N比の影響 ポスター優秀賞 日本生態学会，静岡, ポスター発表.
藤井一至・松浦陽次郎・大澤晃 2013. カナダ周極域における永久凍土の夏季融解が土壌リンを放出する. 生態学会, 静岡, ポスター発表.
日高渉, 徳地直子， 藤井一至， 小山里奈， 長田典之， 藤巻玲路. 2012. 木本植物の硝酸還元に伴う根呼吸の定量、14CO2パルスラベリングを用いて生態学会, 大津, ポスター発表.
藤井一至・Warsudi・Sutedjo・大曽根陽子・藤間剛・Sukartiningsih・Syahrir Yusuf. 2012. 熱帯林伐採・火災跡地における土壌炭素蓄積量の空間変動. ペドロジー学会, 東京, ポスター発表.
藤井一至・早川智恵・森圭子・真常仁志・舟川晋也・小崎隆. 2011. 森林土壌中の溶存有機物の下方浸透量の定量評価. 日本土壌肥料学会, つくば, ポスター発表.
山田高大、藤井一至、舟川晋也、中西麻美, 2011 . 森林土壌のアンモニア化成能に対する土壌C/N比の影響. 日本土壌肥料学会 ポスター発表
早川智恵、藤井一至、舟川晋也、小崎隆, 2011. 14Cトレーサー法を用いた森林土壌におけるセルロース分解プロセスの速度論的解析. 日本土壌肥料学会.
藤井一至・植村真里・早川智恵・舟川晋也・小崎隆. 森林表層土壌の酸性度が溶存有機炭素下方浸透量を規定する. 日本生態学会, 講演要旨集55, p395, 福岡, 2008年.
藤井一至・青木麻耶・早川智恵・舟川晋也・北山兼弘・小崎隆・Darwin Anderson. 異なる気候帯のポドゾルにおける低分子有機酸の動態. ペドロジー学会, 講演要旨集p40, 熊本, 2010年.
藤井一至・舟川晋也・小崎隆. インドネシアUltisols、Oxisolsの生成過程における酸の役割.ペドロジー学会, 講演要旨集47, p33, つくば, 2008年.