Portrait of Tadashi Toyama
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Tadashi Toyama

University of Yamanashi · JP

Ike circle (17 researchers, Lemna) · Duckweed

aroid papers
47
first to last
2005–2026
aroid h-index
17
influence (0–100)
11.4
species described
0

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Aroid papers per year

20052026

Genera · 3

  • Spirodela6
  • Lemna2
  • Pistia1

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Aroid papers · 47 newest first

  1. 2026 Host-associated taxonomic and functional diversity of plant growth-promoting bacteria in three duckweed species: Spirodela polyrhiza, Lemna minor, and Wolffia globosaBioresource Technology ReportsDOIopen access
  2. 2026 Host-specific taxonomic and functional diversity of plant growth-promoting bacteria associated with three duckweed species: Spirodela polyrhiza, Lemana minor, and Wolffia globosaSSRN Electronic JournalDOIopen access
  3. 2026 Isolate-Specific Modulation of Growth, Carbon Allocation, and Transcriptomic Responses in Spirodela polyrhiza by Duckweed-Associated BacteriaMicroorganismsDOIopen access
  4. 2025 Complete genome sequence of a member of a potentially novel genus within the family Opitutaceae isolated from a liquid medium used for co-cultivating duckweeds and river water-derived microbesMicrobiology Resource AnnouncementsDOIopen access
  5. 2025 Diverse Members of the Phylum Armatimonadota Promote the Growth of Aquatic Plants, DuckweedsInternational Journal of Molecular SciencesDOIopen access
  6. 2025 Duckweed-based waste stabilization ponds for wastewater treatmentElsevier eBooksDOI
  7. 2025 Improvements in the Duckweed-Microbe Co-cultivation Method for the Stable and Efficient Isolation of Rarely Cultivated Bacteria Using Microfilter MembranesMicrobes and EnvironmentsDOIopen access
  8. 2024 Successful Isolation of Diverse Verrucomicrobiota Strains through the Duckweed-Microbes Co-cultivation MethodMicrobes and EnvironmentsDOIopen access
  9. 2024 Successful Isolation of Diverse Verrucomicrobiota Strains through the Duckweed-Microbes Co-cultivation MethodInstitutional Repositories DataBase (IRDB)open access
  10. 2024 Sulfamethoxazole removal and fuel-feedstock biomass production from wastewater in a phyto-Fenton process using duckweed cultureChemosphereDOIopen access
  11. 2022 Growth Promotion of Giant Duckweed Spirodela polyrhiza (Lemnaceae) by Ensifer sp. SP4 Through Enhancement of Nitrogen Metabolism and PhotosynthesisInstitutional Repositories DataBase (IRDB)open access
  12. 2022 Isolation of Aquatic Plant Growth-Promoting Bacteria for the Floating Plant Duckweed (Lemna minor)MicroorganismsDOIopen access
  13. 2022 Potential of Duckweed Holobionts for Sustainable Water Purification and Biomass Resource RecoveryJapanese Journal of Water Treatment BiologyDOIopen access
  14. 2021 Growth Promotion of Giant Duckweed Spirodela polyrhiza (Lemnaceae) by Ensifer sp. SP4 Through Enhancement of Nitrogen Metabolism and PhotosynthesisMolecular Plant-Microbe InteractionsDOIopen access
  15. 2021 Isolation and Characterization of Novel Plant Growth-Promoting Bacteria from the Fronds of DuckweedJapanese Journal of Water Treatment BiologyDOIopen access
  16. 2021 Novel Plant-Associated Acidobacteria Promotes Growth of Common Floating Aquatic Plants, DuckweedsMicroorganismsDOIopen access
  17. 2020 3種のウキクサ種Spirodela polyrhza, Lemna minorおよびLemna aequinoctialsの葉と根における微生物群集の比較分析Microbes and Environmentsopen access
  18. 2020 Comparative Analysis of Microbial Communities in Fronds and Roots of Three Duckweed Species: Spirodela polyrhiza, Lemna minor, and Lemna aequinoctialisMicrobes and EnvironmentsDOIopen access
  19. 2020 Indigenous bacteria, an excellent reservoir of functional plant growth promoters for enhancing duckweed biomass yield on siteChemosphereDOIopen access
  20. 2019 Enhanced biomass production and nutrient removal capacity of duckweed via two-step cultivation process with a plant growth-promoting bacterium, Acinetobacter calcoaceticus PChemosphereDOIopen access
  21. 2018 “Duckweed-Microbe Co-Cultivation Method” for Isolating a Wide Variety of Microbes Including Taxonomically Novel MicrobesMicrobes and EnvironmentsDOIopen access
  22. 2017 Comprehensive evaluation of nitrogen removal rate and biomass, ethanol, and methane production yields by combination of four major duckweeds and three types of wastewater effluentBioresource TechnologyDOIopen access
  23. 2017 Enhanced biomass production of duckweeds by inoculating a plant growth-promoting bacterium, Acinetobacter calcoaceticus P23, in sterile medium and non-sterile environmental watersWater Science & TechnologyDOIopen access
  24. 2014 3P-082 Lemnaceae科の葉状体および根に生息する微生物群集の解析(環境浄化,修復,保全技術,一般講演)日本生物工学会大会講演要旨集
  25. 2014 Effects of Various Duckweed Species on Phenol Degradation in Environmental WatersJapanese Journal of Water Treatment BiologyDOIopen access
  26. 2014 Sustainable Biodegradation of Bisphenol A by Spirodela polyrhiza in Association with Novosphingobium sp. FIDJournal of Water and Environment TechnologyDOIopen access
  27. 2014 Sustainable Removal of Nitrophenols by Rhizoremediation Using Four Strains of Bacteria and Giant Duckweed (Spirodela polyrhiza)Water Air & Soil PollutionDOI
  28. 2013 3P-141 Effects of duckweed family (Lemnaceae) on phenol degradation in environmental waters日本生物工学会大会講演要旨集
  29. 2013 Bioaugmentation involving a bacterial consortium isolated from the rhizosphere of Spirodela polyrhiza for treating water contaminated with a mixture of four nitrophenol isomersRSC AdvancesDOI
  30. 2012 2Ia10 水生植物Wolffiaの生育特性(バイオマス,資源,エネルギー工学,一般講演)日本生物工学会大会講演要旨集
  31. 2012 Accelerated biodegradation of nitrophenols in the rhizosphere of Spirodela polyrrhizaJournal of Environmental SciencesDOI
  32. 2012 Isolation and characterization of 3-nitrophenol-degrading bacteria associated with rhizosphere of Spirodela polyrrhizaEnvironmental Science and Pollution ResearchDOI
  33. 2012 Occurrence of 4-tert-butylphenol (4-t-BP) biodegradation in an aquatic sample caused by the presence of Spirodela polyrrhiza and isolation of a 4-t-BP-utilizing bacteriumBiodegradationDOI
  34. 2010 Accelerated degradation of a variety of aromatic compounds by Spirodela polyrrhiza-bacterial associations and contribution of root exudates released from S. polyrrhizaJournal of Environmental SciencesDOI
  35. 2010 Long-term Performance and Community Analysis of Spirodela Polyrrhiza-bacteria Association Treating Phenol-contaminated WaterJournal of Water and Environment TechnologyDOIopen access
  36. 2009 Biodegradation of Nonylphenol by Rhizospheres of Spirodela polyrrhiza: Isolation and Characterization of Nonylphenol-degrading Bacteria Isolated from the RhizosphereJournal of Environmental Conservation EngineeringDOIopen access
  37. 2009 Characterization of Novel 4–n–Butylphenol– Degrading Pseudomonas veronii Strains Isolated from Rhizosphere of Giant Duckweed, Spirodela polyrrhizaJapanese Journal of Water Treatment BiologyDOIopen access
  38. 2009 Enrichment of bacteria possessing catechol dioxygenase genes in the rhizosphere of Spirodela polyrrhiza: A mechanism of accelerated biodegradation of phenolWater ResearchDOI
  39. 2008 Accelerated aromatic compounds degradation in the rhizosphere of Spirodela polyrrhiza and analysis of root exudates日本水処理生物学会誌. 別巻 = Journal Japan Biological Society of Water and Waste
  40. 2008 ACCELERATED PHENOL DEGRADATION BY BACTERIAL COMMUNITY IN THE RHIZOSPHERE OF SPIRODELA POLLYRHIZAOUKA (Osaka University Knowledge Archive) (Osaka University)open access
  41. 2007 2H14-1 Characterization of phenolic exudates from the root of Spirodela polyrrhiza日本生物工学会大会講演要旨集
  42. 2007 ACCELERATED AROMATIC COMPOUNDS DEGRADATION IN AQUATIC ENVIRONMENT BY USE OF INTERACTION BETWEEN SPIRODELA POLYRRHIZA AND BACTERIA IN ITS RHIZOSPHEREOUKA (Osaka University Knowledge Archive) (Osaka University)open access
  43. 2006 Accelerated aromatic compounds degradation in aquatic environment by use of interaction between Spirodela polyrrhiza and bacteria in its rhizosphereJournal of Bioscience and BioengineeringDOI
  44. 2005 Accelerated degradation of aromatic compounds utilizing synergy between Pistia stratiotes L. and rhizosphere microbeEnvironmental Engineering ResearchDOI
  45. 2005 Surfactants Degrading Activities in the Rhizosphere of Giant Duckweed (Spirodela polyrrhiza)日本水処理生物学会誌
  46. 2005 Surfactants Degrading Activities in the Rhizosphere of Giant Duckweed (Spirodela polyrrhiza)Japanese Journal of Water Treatment BiologyDOIopen access
  47. 2005 ウキクサ (Spirodela polyrrhiza) の根圏における界面活性剤分解作用Japanese Journal of Water Treatment Biology