Latest Update:2017/10/05 16:15:58

HIROKI Mikiya

HIROKI Mikiya
Researcher Name
HIROKI Mikiya
Div (Section) name/title
Center for Environmental Biology and Ecosystem Studies/-
Research Subject
Evaluation of ecosystem functions in wetland ecosystem
Degree(s)
Doctor of Agriculture
Professional Qualification(s)
Biology,Agricultural Science
Environmental Speciality Field
microbial ecology,soil ecosystem,ecosystem function
Keyword(s)
soil,decomposition,enzyme
Membership of Academic Society
Japanese Society of Soil Science and Plant Nutrition,Japanese Society of Soil Microbiology,Ecological Society of Japan,The Japanese Society of Limnology
Research Subject
  • Fiscal Year: 2017
    • 23825 : Evaluation of ecosystem functions and services and their sustainable use
    • 23845 : Harmonization with Nature Research Program
  • Fiscal Year: 2016
    • 23408 : Harmonization with Nature Research Program
    • 23413 : Evaluation of ecosystem functions and services and their sustainable use
  • Fiscal Year: 2015
    • 23010 : Assessment of functions and integrity of basin ecosystems
    • 23011 : Evaluation on linkage between ecosystem function and environmental factor in river basin
    • 23012 : Development of strategic environmental assessment technologies for nature restoration
  • Fiscal Year: 2014
    • 22598 : Assessment of functions and integrity of basin ecosystems
    • 22599 : Evaluation on linkage between ecosystem function and environmental factor in river basin
    • 22600 : Development of strategic environmental assessment technologies for nature restoration
    • 22643 : Genesis of sediments and their functions for nutrient cycling in the tropical dam reservoir
    • 22798 : Flux estimation from sediment in nutrients and global warming gas by MRI and stable isotope analysis
    • 22877 : Dam development and environmental conservation in the international river, the Mekong - the assessment of ecological services in reservoirs
  • Fiscal Year: 2013
    • 22182 : Assessment of functions and integrity of basin ecosystems
    • 22183 : Evaluation on linkage between ecosystem function and environmental factor in river basin
    • 22184 : Development of strategic environmental assessment technologies for nature restoration
    • 22218 : Genesis of sediments and their functions for nutrient cycling in the coastal areas of tropical dam reservoir
    • 22236 : Genesis of sediments and their functions for nutrient cycling in the tropical dam reservoir
    • 22439 : Dam development and environmental conservation in the international river, the Mekong - the assessment of ecological services in reservoirs
    • 22472 : Flux estimation from sediment in nutrients and global warming gas by MRI and stable isotope analysis
  • Fiscal Year: 2012
    • 21753 : Assessment of functions and integrity of basin ecosystems
    • 21754 : Evaluation on linkage between ecosystem function and environmental factor in river basin
    • 21755 : Development of Strategic Environmental Assessment Technologies for Nature Restoration
    • 21827 : Flux estimation from sediment in nutrients and global warming gas by MRI and stable isotope analysis
    • 21978 : Develping methods for monitoring system of transfiguration of Kushiro mire and harmonic management on wetland restration
    • 22127 : Genesis of sediments and their functions for nutrient cycling in the coastal areas of tropical dam reservoir
    • 22143 : Dam development and environmental conservation in the international river, the Mekong - the assessment of ecological services in reservoirs
  • Fiscal Year: 2011
    • 21312 : Evaluation on linkage between ecosystem function and environmental factor in river basin
    • 21313 : Development of Strategic Environmental Assessment Technologies for Nature Restoration
    • 21551 : Develping methods for monitoring system of transfiguration of Kushiro mire and harmonic management on wetland restration
  • Fiscal Year: 2010
    • 21241 : Development of Watershed Environmental Impact Assessment Procedure
    • 21242 : Study on the methods for the environmental impact assessment of river estury using multi-tracer technique
    • 21243 : Develping methods for monitoring system of transfiguration of Kushiro mire and harmonic management on wetland restration
  • Fiscal Year: 2009
    • 20695 : Development of Watershed Environmental Impact Assessment Procedure
    • 20697 : Study on the methods for the environmental impact assessment of river estury using multi-tracer technique
    • 20698 : Develping methods for monitoring system of transfiguration of Kushiro mire and harmonic management on wetland restration
  • Fiscal Year: 2008
    • 20096 : Study on the methods for the environmental impact assessment of river estury using multi-tracer technique
    • 20097 : Development of Watershed Environmental Impact Assessment Procedure
    • 20100 : Develping methods for monitoring system of transfiguration of Kushiro mire and harmonic management on wetland restration
    • 20102 : In situ measurement of sediment decomposition rate in a tidal flat
  • Fiscal Year: 2007
    • 10411 : Taxonomic re-evaluation of microalgal strains maintained in the Microbial Culture Collection at NIES (NIES-Collection) and upgrading of their database
    • 10588 : Development of Watershed Environmental Impact Assessment Procedure
    • 10649 : In situ measurement of sediment decomposition rate in a tidal flat
  • Fiscal Year: 2006
    • 10080 : Studies on assessment procedure about wetland restration project using stable isotope ratio
    • 10085 : Effects of environmental changes on diversity and functions of soil microorganisms in peat wetland.
    • 10135 : Taxonomic re-evaluation of microalgal strains maintained in the Microbial Culture Collection at NIES (NIES-Collection) and upgrading of their database
    • 10321 : Development of Watershed Environmental Impact Assessment Procedure
  • Fiscal Year: 2005
    • 9448 : Studies on assessment of restration technology of wetland ecosystem
    • 9550 : Studies on assessment procedure about wetland restration project using stable isotope ratio
    • 9552 : Effects of environmental changes on diversity and functions of soil microorganisms in peat wetland.
    • 9631 : Taxonomic re-evaluation of microalgal strains maintained in the Microbial Culture Collection at NIES (NIES-Collection) and upgrading of their database
  • Fiscal Year: 2004
    • 8944 : Information gathering and evaluation of modern taxonomic properties for microalgaemaintained in the Microbial Culture Collection at NIES
    • 9062 : Element cycle response to the dynamic change of environmental loads from land in the East China Sea
    • 9165 : Studies on assessment of restration technology of wetland ecosystem
    • 9301 : Studies on assessment procedure about wetland restration project using stable isotope ratio
    • 9303 : Effects of environmental changes on diversity and functions of soil microorganisms in peat wetland.
  • Fiscal Year: 2003
    • 8621 : Information gathering and evaluation of modern taxonomic properties for microalgaemaintained in the Microbial Culture Collection at NIES
    • 8792 : Element cycle response to the dynamic change of environmental loads from land in the East China Sea
    • 8900 : Studies on assessment of restration technology of wetland ecosystem
  • Fiscal Year: 2002
    • 8321 : International collaborative research on the manegement of wetland ecosystem
    • 8388 : Information gathering and evaluation of modern taxonomic properties for microalgae maintained in the Microbial Culture Collection at NIES
  • Fiscal Year: 2001
    • 8028 : International collaborative research on the manegement of wetland ecosystem
    • 8141 : Information gathering and evaluation of modern taxonomic properties for microalgae maintained in the Microbial Culture Collection at NIES
Research Result (Publication)
  • all
  • Original Paper
  • Other Publications
  • Presenter : Shinohara R., Hiroki M., Kohzu A., Imai A., Inoue T., Furusato E., Komatsu K., Sato T., Tomioka N., Shimotori K., Miura S.
    Title : , Water Resources Research, 53:7175-7189 (2017)
  • Other Publications
    Nematode fauna of paddy field flooded all year round
    Presenter : Okada H., Niwa S., Hiroki M.
    Title : , Nematological Research, 46(2):65-70 (2016)
  • Presenter : Senga Y., Hiroki M., Terui S., Nohara S.
    Title : , Ecological Research, (30):563-572 (2015)
  • Presenter : Senga Y., Hiroki M., Nakamura Y, Watarai Y., Watanabe Y., Nohara S.
    Title : , Limnology, 12:17-23 (2011)
  • Presenter : Okada H., Niwa S, Takemoto S, Komatsuzaki M., Hiroki M.
    Title : , Siol Biology and Biochemistry, 43(10):2142-2151 (2011)
  • Enzymatic evaluation of decomposition in mosaic landscapes of a tidal flat ecosystem
    Presenter : Hiroki M., Nohara S., Hanabishi K., Utagawa H., Yabe T., Satake K.
    Title : , Wetlands, 27:399-405 (2007)
  • New records of rare species of three bivalves and one crab from the estuary of the Tagori River,Saga Prefecture,Ariake Inland Sea,Japan
    Presenter : Koga T., Satake K., Yabe T., Nohara S., Ueno R., Utagawa H., Hiroki M., Kawachi M., Watanabe M.M.
    Title : , Yuriyagai, 9(2):43-50 (2003)
  • Bacterial distribution and phylogenetic diversity in the Changjiang estuary before the construction of the Three Gorges Dam
    Presenter : HIROKI Mikiya, , KOSHIKAWA Hiroshi
    Title : , Microb.Ecol., 43:82-91 (2002)
  • Biomass,species composition and diversity of epipelic algae in mire pools
    Presenter : HIROKI Mikiya
    Title : , Hydrobiol., 421:91‐102 (2000)
  • Degradation of the toxic cyanobacterium Microcystis viridis using predaceous micro-animals combined with bacteria
    Presenter : HIROKI Mikiya, ,
    Title : , Phycol.Res., 46(Suppl.):37‐44 (1998)
  • Purification of freshwater picoplanktonic cyanobacteria by pour-plating in 'ultra-low-gelling-temperature agarose'
    Presenter : HIROKI Mikiya
    Title : , Phycol.Res., 46(Suppl.):71‐75 (1998)
  • Taxonomic re-examination of a Chinese strain labeled 'Eudorina sp.'(Volvocaceae,Chlorophyta)based on morphological and DNA sequence data
    Presenter : HIROKI Mikiya
    Title : , Phycol.Res., 46(Suppl.):63‐70 (1998)
  • Morphological,biochemical and physiological characteristics of Lyngbya hieronymusii var.hieronymusii(Oscillatoriales,Cyanobacteria)
    Presenter : HIROKI Mikiya
    Title : , Phycol.Res., 46(Suppl.):51‐55 (1998)
  • Chemotaxonomy of planktonic cyanobacteria based on non-polar and 3-hydroxy fatty acid composition
    Presenter : HIROKI Mikiya
    Title : , Phycol.Res., 46(1):21‐28 (1998)
  • Development of a database system useful for identification of Anabaena spp.(Cyanobacteria)
    Presenter : HIROKI Mikiya
    Title : , Phycol.Res., 46(Suppl.):85‐93 (1998)
  • Field Measurement of Carbon Dioxide Evolution from Soil by a Flow-Through Chamber Method Using a Portable Photosynthsis Meter
    Presenter : HIROKI Mikiya
    Title : , Soil.Sci.Plant Nutr., 43(1):255‐260 (1997)
  • Microbial community and rate of cellulose deconposition in peat soils in a mire
    Presenter : HIROKI Mikiya
    Title : , Soil.Sci.Plant Nutr., 42(4):893‐903 (1996)
  • Populations of Cd-tolerant microorganisms in soils polluted with heavy metals
    Presenter : HIROKI Mikiya
    Title : , Soil Sci.Plant Nutr., 40(3):515‐524 (1994)
  • As-tolerant Bacillus circulans isolated from As-polluted soils
    Presenter : HIROKI Mikiya
    Title : , Soil.Sci.Plant Nutr., 39(2):351‐355 (1993)
  • Arsenic fungi isolated from arsenicpolluted soils
    Presenter : HIROKI Mikiya
    Title : , Soil.Sci.Plant Nutr., 39(2):237‐243 (1993)
  • Effect of arsenic pollution on soil microbiol population
    Presenter : HIROKI Mikiya
    Title : , Soil.Sci.Plant Nutr., 39(2):227‐235 (1993)
  • Effects of heavy metal contamination on soil microbial population
    Presenter : HIROKI Mikiya
    Title : , Soil.Sci.Plant Nutr., 38:141‐147 (1992)
  • Nematode fauna of paddy field flooded all year round
    Presenter : Okada H., Niwa S., Hiroki M.
    Title : , Nematological Research, 46(2):65-70 (2016)
Research Result (Presentation)
  • all
  • Research Presentation
  • Research Presentation
    Sedimentation processes observed in Nam Ngum dam reservoir of Laos -A newly generated environment on the bottom in a tropical dam reservoir of the Mekong River Basin-
    Presenter : Murata T., Hiroki M., Tomioka N., Yoshida K., Komatsu K., Fukushima M., Imai A., Utsugawa T., Jutagate T., Praxaysombath B.
    Name of Society : XIX INQUA (2015)
    Name of Proceedings : XIX INQUA 2015
  • Research Presentation
    Sedimentation Processes of Phosphorus in the Catena in Dam Reservoirs in the Mekong River Basin
    Presenter : Murata T., Hiroki M., Tomioka N., Nohara S., Yoshida K., Fukushima M., Imai A., Jutagate T., Srean P., Praxaysombath B.
    Name of Society : 20th World Congress of Soil Science (2014)
    Name of Proceedings : Proceedings of 20th World Congress of Soil Science, (P1-111)
  • Research Presentation
    Vertical profiles of DIN, DOC, microbial activities in the peat soil in Kushiro Mire, Northeastern Japan
    Presenter : Senga Y., Hiroki M., Nakamura Y., Watarai Y., Watanabe Y., Nohara S.
    Name of Society : 14th Int.Symp.River Lake Environ. (2009)
    Name of Proceedings : Abstracts, 23
  • Presenter : Okada H., Abe W., Komatsuzaki M., Hiroki M.
    Name of Society : 5th Int.Congr.Nematol. (2008)
    Name of Proceedings : Abstracts, 6
  • Research Presentation
    Enzymatic evaluation of decomposition in mosaic landscapes of a tidal flat ecosystem
    Presenter : Hiroki M., Nohara S., Hanabishi K.(*1)
    Name of Society : 7th INTECOL Int.Wetlands Conf. (2004)
    Name of Proceedings : Abstracts
  • Research Presentation
    Functional diversity of cellulose decomposing bacteria isolated from wetland peat soil
    Presenter : Hiroki M., Nohara S., Kasai F.
    Name of Society : 10th Int.Congr.Cult.Collect. (2004)
    Name of Proceedings : Proceedings
  • Research Presentation
    Spatial patterns and seasonal changes of macro-benthic communities in Banzu tidal-flat,Tokyo Bay,Japan
    Presenter : Satake K., Hiroki M., Utagawa H.(*1), Tadokoro S.(*2), Sasanuma T.(*2), Yabe T., Nohora S.
    Name of Society : 8th Int.Congr.Ecol. (2002)
    Name of Proceedings : Proceedings, 234
  • Spatial variation of soil CO2 flux and soil microbial biomass in larch forest
    Presenter : Yamagata Y., Fujinuma Y., Hiroki M.
    Name of Society : 2nd Int.Workshop Adv.Flux Network Flux Eval. (2002)
    Name of Proceedings : Proceedings
  • Vertical profiles of DIN, DOC, microbial activities in the peat soil in Kushiro Mire, Northeastern Japan
    Presenter : Senga Y., Hiroki M., Nakamura Y., Watarai Y., Watanabe Y., Nohara S.
    Name of Society : 14th Int.Symp.River Lake Environ. (2009)
    Name of Proceedings : Abstracts, 23
  • Enzymatic evaluation of decomposition in mosaic landscapes of a tidal flat ecosystem
    Presenter : Hiroki M., Nohara S., Hanabishi K.(*1)
    Name of Society : 7th INTECOL Int.Wetlands Conf. (2004)
    Name of Proceedings : Abstracts
  • Functional diversity of cellulose decomposing bacteria isolated from wetland peat soil
    Presenter : Hiroki M., Nohara S., Kasai F.
    Name of Society : 10th Int.Congr.Cult.Collect. (2004)
    Name of Proceedings : Proceedings
  • Spatial patterns and seasonal changes of macro-benthic communities in Banzu tidal-flat,Tokyo Bay,Japan
    Presenter : Satake K., Hiroki M., Utagawa H.(*1), Tadokoro S.(*2), Sasanuma T.(*2), Yabe T., Nohora S.
    Name of Society : 8th Int.Congr.Ecol. (2002)
    Name of Proceedings : Proceedings, 234
  • Sedimentation processes observed in Nam Ngum dam reservoir of Laos -A newly generated environment on the bottom in a tropical dam reservoir of the Mekong River Basin-
    Presenter : Murata T., Hiroki M., Tomioka N., Yoshida K., Komatsu K., Fukushima M., Imai A., Utsugawa T., Jutagate T., Praxaysombath B.
    Name of Society : XIX INQUA (2015)
    Name of Proceedings : XIX INQUA 2015
  • Sedimentation Processes of Phosphorus in the Catena in Dam Reservoirs in the Mekong River Basin
    Presenter : Murata T., Hiroki M., Tomioka N., Nohara S., Yoshida K., Fukushima M., Imai A., Jutagate T., Srean P., Praxaysombath B.
    Name of Society : 20th World Congress of Soil Science (2014)
    Name of Proceedings : Proceedings of 20th World Congress of Soil Science, (P1-111)
  • Presenter : Okada H., Abe W., Komatsuzaki M., Hiroki M.
    Name of Society : 5th Int.Congr.Nematol. (2008)
    Name of Proceedings : Abstracts, 6