Name

Hiroko Akiyama, phD

Position

Senior Researcher
Carbon and Nutrient Cycles Division

Research Interest

Mitigation option of greenhouse gas emissions from agriculture fields

Selected papers

(original papers)

Yamamoto A, Akiyama H, Naokawa T, Miyazaki Y, Honda Y, Sano Y, Nakajima Y, Yagi K (2014) Lime-nitrogen application affects nitrification, denitrification, and N₂O emission in an acidic tea soil, 2014, Biology and Fertility of Soils, 50, 53-62
Itakura M, Uchida Y, Akiyama H, Hoshino YT, Shimomura Y, Morimoto S, Tago K, Wang Y, Hayakawa C, Uetake Y, Sanchez C, Eda S, Hayatsu M, Minamisawa K (2013) Mitigation of nitrous oxide emissions from soils by Bradyrhizobium japonicum inoculation, Nature Climate Change, 3, 208-212 (Itakura, Uchida, Akiyama, equally contributed)
Akiyama H, Morimoto S, Hayatsu M, Hayakawa A, Sudo S, Yagi K (2013) Nitrification, ammonia-oxidizing communities, and N₂O and CH₄ fluxes in an imperfectly drained agricultural field fertilized with coated urea with and without dicyandiamide, Biology and Fertility of Soils, 49(2), 213-223
Yamamoto A, Akiyama H, Naokawa T, Miyazaki Y, Honda Y, Sano Y, Nakajima Y, Yagi K (2014) Lime-nitrogen application affects nitrification, denitrification, and N₂O emission in an acidic tea soil, 2014, Biology and Fertility of Soils, 50, 53-62
Itakura M, Uchida Y, Akiyama H, Hoshino YT, Shimomura Y, Morimoto S, Tago K, Wang Y, Hayakawa C, Uetake Y, Sanchez C, Eda S, Hayatsu M, Minamisawa K (2013) Mitigation of nitrous oxide emissions from soils by Bradyrhizobium japonicum inoculation, Nature Climate Change, 3, 208-212 (Itakura, Uchida, Akiyama, equally contributed)
Akiyama H, Morimoto S, Hayatsu M, Hayakawa A, Sudo S, Yagi K (2013) Nitrification, ammonia-oxidizing communities, and N₂O and CH₄ fluxes in an imperfectly drained agricultural field fertilized with coated urea with and without dicyandiamide, Biology and Fertility of Soils, 49(2), 213-223
Yamamoto A, Akiyama H, Naokawa T, Yagi K (2013) Lime-nitrogen application reduces N₂O emission from a vegetable field with imperfectly-drained sandy clay-loam soil, Soil Science and Plant Nutrition, 59(3), 442-449
Uchida Y, Akiyama H (2013) Mitigation of postharvest nitrous oxide emissions from soybean ecosystems: a review, Soil Science and Plant Nutrition, 59(4), 477-487
Shimomura Y, Morimoto S, Hoshino YT, Uchida Y, Akiyama H, Hayatsu M (2012) Comparison among amoA primers suited for quantification and diversity analyses of ammonia-oxidizing bacteria in soil, Microbes and Environments, 27(1), 94-98
Yamamoto A, Akiyama H, Naokawa T, Yagi K (2012) Effect of lime-nitrogen application on N₂O emission from an Andosol vegetable field, Soil Science And Plant Nutrition, 58(2), 245-254
Uchida Y, Nishimura S, Akiyama H (2012) The relationship of water-soluble carbon and hot-water-soluble carbon with soil respiration in agricultural fields, Agriculture Ecosystems & Environment, 156, 116-122
Nishina K, Akiyama H, Nishimura S, Sudo S, Yagi K (2012) Evaluation of uncertainties in N₂O and NO fluxes from agricultural soil using a hierarchical Bayesian model , Journal of Geophysical Research, 117(G4), doi:1.1029/2012JG002157
Uchida Y, von Rein I, Akiyama H, Yagi K (2012) Contribution of nitrification and denitrification to nitrous oxide emissions in Andosol and from Fluvisol after coated urea application, Soil Science and Plant Nutrition, 59(1), 46-55
Toyoda S, Yano M, Nishimura S, Akiyama H, Hayakawa A, Koba K, Sudo S, Yagi K, Makabe A, Tobari Y, Ogawa NO, Ohkouchi N, Yamada K, Yoshida N (2011) Characterization and production and consumption processes of N₂O emitted from temperate agricultural soils determined via isotopomer ratio analysis , Global Biogeochemical Cycles, 25(GB2008), doi:10.1029/2009GB003769
Nishimura S, Akiyama H, Sudo S, Fumoto T, Cheng W, Yagi K (2011) Combined emission of CH₄ and N₂O from a paddy field was reduced by preceding upland crop cultivation, Soil Science and Plant Nutrition, 57(1), 167-178
Morimoto S, Hayatsu M, Hoshino YT, Nagaoka K, Yamazaki M, Karasawa T, Takenaka M, Akiyama H (2011) Quantitative analyses of ammonia-oxidizing archaea (AOA) and ammonia-oxidizing bacteria (AOB) in fields with different soil types, Microbes and Environments, 26(3), 248-253
Hoshino YT, Morimoto S, Hayatsu M, Nagaoka K, Suzuki C, Karasawa T, Takenaka M, Akiyama H (2011) Effect of soil type and fertilizer management on archaeal community in upland field soils, Microbes and Environments, 26(4), 307-316
Minamikawa K, Hayakawa A, Nishimura S, Akiyama H, Yagi K (2011) Comparison of indirect nitrous oxide emission through lysimeter drainage between an Andosol upland field and a Fluvisol paddy field, Soil Science And Plant Nutrition, 57(6), 843-854
Akiyama H, X Yan, K Yagi, (2009) Evaluation of effectiveness of enhanced-efficiency fertilizers as mitigation options for N₂O and NO emissions from agricultural soils: Meta-analysis, Global Change Biology, 10.1111/j.1365-2486.2009.02031.x
Akiyama H, A Hayakawa, S Sudo, S Yonemura, T Tanonaka, K Yagi (2009) Automated sampling system for long-term monitoring of nitrous oxide and methane fluxes from soils., Soil Science & Plant Nutrition, 55, 435-440.
Yan X, H Akiyama, K Yagi, H Akimoto, (2009) Global estimations of the inventory and mitigation potential of methane emissions from rice cultivation conducted using the 2006 intergovernmental panel on climate change guidelines., Global Biogeochem. Cycles, 23, 10.1029/2008GB003299
Hayashi K, A Hayakawa, H Akiyama, K Yagi, (2009) Measurement of ammonia volatilization loss using a dynamic chamber technique: A case study of surface-incorporated manure and ammonium sulfate in an upland field of light-colored Andosol., Soil Science & Plant Nutrition, 55, 571-581.
Hayakawa A, H Akiyama, S Sudo, K Yagi, (2009) N₂O and NO emissions from an Andisol field as influenced by pelleted poultry manure., Soil Biology and Biochemistry, 41, 521-529.
Nishimura S, S Yonemura, T Sawamoto, Y Shirato, H Akiyama, S Sudo, K Yagi (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 & Environment, 125(1-4): 9-20
Cheng W, K Yagi, H Akiyama, S Nishimura, S Sudo, T Fumoto, T Hasegawa, AE Hartley, JP Megonigal (2007) An Empirical Model of Soil Chemical Properties that Regulate Methane Production in Japanese Rice Paddy Soils, Journal of Environmental Quality, 36: 1920-1925
Ding W, K Yagi, H Akiyama, S Sudo, S Nishimura (2007) Time-lagged induction of N₂O emission and its trade-off with NO emission from a nitrogen fertilized Andisol, Soil Science and Plant Nutrition, 53: 362-372
Akiyama H, X Yan, K Yagi (2006) Estimations of emission factors for fertilizer-induced direct N₂O emissions from agricultural soils in Japan: summary of available data, Soil Science and Plant Nutrition, 52: 774-787
Hosono T, N Hosoi, H Akiyama, H Tsuruta (2006) Measurements of N₂O and NO emissions during tomato cultivation using a flow-through chamber system in a glasshouse, Nutrient Cycling in Agroecosystems, 75(1-3): 115-134
Akiyama H, K Yagi, X Yan (2005) Direct N₂O emissions from rice paddy fields: summary of available data, Global Biogeochemical Cycles, vol.19, GB1005, doi:10.1029/2004GB002378
Yan X, K Yagi, H Akiyama, H Akimoto (2005) Statistical analysis of the major variables controlling methane emission from rice fields. Global Change Biology, 11, 1131-1141.
Nishimura S, S Sudo, H Akiyama, S Yonemura, K Yagi, H Tsuruta (2005) Development of a system for simultaneous and continuous measurement of carbon dioxide, methane and nitrous oxide fluxes from croplands based on the automated closed chamber method. Soil Science and Plant Nutrition, 51, 557-564.
Nishimura S, T Sawamoto, H Akiyama, S Sudo, W Cheng, K Yagi (2005) Continuous, automated nitrous oxide measurements from paddy soils converted to upland crops. Soil Science Society of America Journal, 69, 1977-1986.
Akiyama H, IP McTaggart, BC Ball and A Scott (2004) N₂O, NO, and NH₃ emissions from soil after the application of organic fertilizers, urea and water, Water, Air, and Soil Pollution, 156: 113-129
Cheng W, H Tsuruta, GX Chen, H Akiyama, K Yagi (2004) N₂O and N₂ production potential in various Chinese agricultural soils by denitrification, Soil Science and Plant Nutrition, 50(6), 909-915
Nishimura S, T Sawamoto, H Akiyama, S Sudo , K Yagi (2004) Methane and nitrous oxide emissions from a paddy field with Japanese conventional water management and fertilizer application, Global Biogeochemical Cycles, 18, GB2017, doi:10.1029/2003GB002207
Akiyama H, H Tsuruta (2003) Effect of organic matter application on N₂O, NO, and NO₂ fluxes from an Andisol field, Global Biogeochemical Cycles, 17 (4), 1100, doi:10.1029/1002GB002016
Akiyama H, H Tsuruta (2003) Nitrous oxide, nitric oxide, and nitrogen dioxide fluxes from soils after manure and urea application, Journal of Environmental Quality, 32: 423-431
Akiyama H, H Tsuruta (2002) Effect of chemical fertilizer form on N₂O, NO and NO₂ fluxes from Andisol field, Nutrient Cycling in Agroecosystems, 63, 219-230
McTaggart IP, H Akiyama, H Tsuruta, BC Ball (2002) Influence of soil physical properties, fertiliser type and moisture tension on N₂O and NO emissions from nearly saturated Japanese upland soils, Nutrient Cycling in Agroecosystems, 63: 207-217
Cheng W, Y Nakajima, S Sudo, H Akiyama, H Tsuruta (2002) N₂O and NO emissions from a field of Chinese cabbage as influenced by band application of urea or controlled-release urea fertilizers, Nutrient Cycling in Agroecosystems, 63: 231-238
Konohira E, M Yoh, J Kubota, K Yagi, H Akiyama (2001) Effects of riparian denitrification on stream nitrate -Evidence from isotope analysis and extreme nitrate leaching during rainfall, Water, Air, and Soil Pollution, 130, 667-672, 2001
Akiyama H, H Tsuruta, T Watanabe (2000) N₂O and NO emission s from soils after the application of different chemical fertilizers, Chemosphere - Global Change Science, 2: 313-320
Hou A, H Akiyama, Y Nakajima, S Sudo, H Tsuruta (2000) Effects of urea form and soil moisture on N₂O and NO emissions from Japanese Andosols, Chemosphere - Global Change Science, 2: 321-327

(Book Chapter)

Akiyama H, Uchida Y, Yamamoto A 2011: Mitigation options for methane and nitrous oxide from agricultural soil: From field measurement to evaluation of overall effectiveness , In Understanding Greenhouse Gas Emissions from Agricultural Managements, American Chemical Society, 165-178
Tsuruta H, H Akiyama (2000) NO and N₂O emissions from Upland Soils with the application of Different Types of Nitrogen Fertiliser, Non-CO₂ Greenhouse Gases: Scientific Understanding, Control and Implementation, Ed. J van Ham et al, Kluwer Academic Publishers, pp277-282

(Award)

The Young Scientists' Prize, The Commendation for Science and Technology by the Minister of Education, Culture, Sports, Science and Technology, 2006
Japanese Soil Science and Plant Nutrition Progress Awards, 2008
Award for Young Agricultural Researchers, 2009