World's Best Scientists 2026 revealed!
Susumu Takamatsu

Susumu Takamatsu

D-Index & Metrics

Plant Science and Agronomy

D-Index
47
Citations
8421
World Ranking
2527
National Ranking
87

Susumu Takamatsu publication distribution in Plant Science and Agronomy in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Plant Science and Agronomy in 2026. The highlighted bar marks where Susumu Takamatsu sits on this spectrum.

36–40 publications: 2 scientists 41–45 publications: 7 scientists 46–50 publications: 40 scientists 51–55 publications: 58 scientists 56–60 publications: 60 scientists 61–65 publications: 107 scientists 66–70 publications: 130 scientists 71–75 publications: 153 scientists 76–80 publications: 191 scientists 81–85 publications: 199 scientists 86–90 publications: 206 scientists 91–95 publications: 218 scientists 96–100 publications: 226 scientists 101–105 publications: 227 scientists 106–110 publications: 247 scientists 111–115 publications: 255 scientists 116–120 publications: 253 scientists 121–125 publications: 233 scientists 126–130 publications: 219 scientists 131–135 publications: 201 scientists 136–140 publications: 194 scientists 141–145 publications: 176 scientists 146–150 publications: 157 scientists 151–155 publications: 147 scientists 156–160 publications: 151 scientists 161–165 publications: 159 scientists 166–170 publications: 137 scientists 171–175 publications: 128 scientists 176–180 publications: 126 scientists 181–185 publications: 98 scientists 186–190 publications: 114 scientists 191–195 publications: 100 scientists 196–200 publications: 90 scientists 201–205 publications: 71 scientists 206–210 publications: 98 scientists 211–215 publications: 70 scientists 216–220 publications: 86 scientists 221–225 publications: 61 scientists 226–230 publications: 58 scientists 231–235 publications: 53 scientists 236–240 publications: 64 scientists 241–245 publications: 39 scientists 246–250 publications: 46 scientists 251–255 publications: 51 scientists 256–260 publications: 36 scientists 261–265 publications: 44 scientists 266–270 publications: 35 scientists 271–275 publications: 30 scientists 276–280 publications: 33 scientists 281–285 publications: 35 scientists 286–290 publications: 36 scientists 291–295 publications: 26 scientists 296–300 publications: 26 scientists 301–305 publications: 31 scientists 306–310 publications: 30 scientists 311–315 publications: 21 scientists 316–320 publications: 29 scientists 321–325 publications: 14 scientists 326–330 publications: 15 scientists 331–335 publications: 15 scientists 336–340 publications: 17 scientists 341–345 publications: 15 scientists 346–350 publications: 12 scientists 351–355 publications: 17 scientists 356–360 publications: 18 scientists 361–365 publications: 12 scientists 366–370 publications: 11 scientists 371–375 publications: 6 scientists 376–380 publications: 6 scientists 381–385 publications: 11 scientists 386–390 publications: 9 scientists 391–395 publications: 10 scientists 396–400 publications: 8 scientists 401–405 publications: 4 scientists 406–410 publications: 9 scientists 411–415 publications: 11 scientists 416–420 publications: 4 scientists 421–425 publications: 7 scientists 426–430 publications: 4 scientists 431–435 publications: 3 scientists 436–440 publications: 5 scientists 441–445 publications: 8 scientists 446–450 publications: 6 scientists 451–455 publications: 7 scientists 456–460 publications: 5 scientists 461–465 publications: 6 scientists 466 publications: 2 scientists 467+ publications: 99 scientists
36 publications 467+

This scientist: 199 publications — 77th percentile

77% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 467 publications or more.

Susumu Takamatsu D-index placement in Plant Science and Agronomy in 2026

The chart shows the D-index (discipline H-index) distribution of Plant Science and Agronomy scientists ranked by Research.com in 2026. The highlighted bar marks where Susumu Takamatsu sits on this spectrum.

30 D-Index: 200 scientists 31 D-Index: 236 scientists 32 D-Index: 253 scientists 33 D-Index: 283 scientists 34 D-Index: 288 scientists 35 D-Index: 240 scientists 36 D-Index: 246 scientists 37 D-Index: 243 scientists 38 D-Index: 247 scientists 39 D-Index: 229 scientists 40 D-Index: 232 scientists 41 D-Index: 230 scientists 42 D-Index: 228 scientists 43 D-Index: 219 scientists 44 D-Index: 193 scientists 45 D-Index: 164 scientists 46 D-Index: 158 scientists 47 D-Index: 143 scientists 48 D-Index: 131 scientists 49 D-Index: 127 scientists 50 D-Index: 122 scientists 51 D-Index: 122 scientists 52 D-Index: 110 scientists 53 D-Index: 102 scientists 54 D-Index: 98 scientists 55 D-Index: 79 scientists 56 D-Index: 85 scientists 57 D-Index: 88 scientists 58 D-Index: 91 scientists 59 D-Index: 62 scientists 60 D-Index: 61 scientists 61 D-Index: 59 scientists 62 D-Index: 54 scientists 63 D-Index: 61 scientists 64 D-Index: 59 scientists 65 D-Index: 58 scientists 66 D-Index: 41 scientists 67 D-Index: 49 scientists 68 D-Index: 39 scientists 69 D-Index: 32 scientists 70 D-Index: 40 scientists 71 D-Index: 47 scientists 72 D-Index: 38 scientists 73 D-Index: 28 scientists 74 D-Index: 29 scientists 75 D-Index: 28 scientists 76 D-Index: 22 scientists 77 D-Index: 21 scientists 78 D-Index: 25 scientists 79 D-Index: 26 scientists 80 D-Index: 19 scientists 81 D-Index: 16 scientists 82 D-Index: 12 scientists 83 D-Index: 16 scientists 84 D-Index: 14 scientists 85 D-Index: 11 scientists 86 D-Index: 17 scientists 87 D-Index: 13 scientists 88 D-Index: 10 scientists 89 D-Index: 12 scientists 90 D-Index: 18 scientists 91 D-Index: 16 scientists 92 D-Index: 16 scientists 93 D-Index: 17 scientists 94 D-Index: 12 scientists 95 D-Index: 8 scientists 96 D-Index: 9 scientists 97 D-Index: 9 scientists 98 D-Index: 11 scientists 99 D-Index: 12 scientists 100 D-Index: 5 scientists 101 D-Index: 8 scientists 102 D-Index: 4 scientists 103 D-Index: 11 scientists 104 D-Index: 5 scientists 105 D-Index: 9 scientists 106 D-Index: 7 scientists 107 D-Index: 4 scientists 108 D-Index: 8 scientists 109+ D-Index: 99 scientists
30 D-Index 109+

This scientist: 47 D-Index — 62nd percentile

62% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 109 D-Index or more.

Overview

What is he best known for?

The fields of study he is best known for:

  • Botany
  • Genus
  • Ecology

Susumu Takamatsu spends much of his time researching Botany, Erysiphales, Powdery mildew, Phylogenetic tree and Internal transcribed spacer. His studies in Erysiphe, Podosphaera, Sphaerotheca, Taxonomy and Genus are all subfields of Botany research. In his research, Tribe is intimately related to Phylogenetics, which falls under the overarching field of Erysiphales.

He regularly ties together related areas like Genetics in his Powdery mildew studies. In his study, which falls under the umbrella issue of Phylogenetic tree, Monophyly, Geoglossaceae, Geoglossum, Helotiales and Phylogenetic nomenclature is strongly linked to Evolutionary biology. His biological study spans a wide range of topics, including Mycology and Ribosomal DNA.

His most cited work include:

  • Phylogeny of Erysiphe, Microsphaera, Uncinula (Erysipheae) and Cystotheca, Podosphaera, Sphaerotheca (Cystotheceae) inferred from rDNA ITS sequences, some taxonomic consequences (208 citations)
  • Evolutionary analysis of the powdery mildew fungi using nucleotide sequences of the nuclear ribosomal DNA. (156 citations)
  • Nucleotide sequence diversity of rDNA internal transcribed spacers extracted from conidia and cleistothecia of several powdery mildew fungi (156 citations)

What are the main themes of his work throughout his whole career to date?

Susumu Takamatsu mostly deals with Botany, Powdery mildew, Erysiphales, Erysiphe and Taxonomy. His studies deal with areas such as Molecular phylogenetics, Phylogenetic tree, Internal transcribed spacer, Phylogenetics and Ribosomal DNA as well as Botany. His Phylogenetic tree study incorporates themes from Evolutionary biology and Taxon.

His Powdery mildew research includes elements of Fungus and Conidium. His Erysiphales research integrates issues from Ascomycota, Molecular clock, Species complex and Genus, Tribe. His work deals with themes such as Japonica, Fungi imperfecti and Nothofagus, which intersect with Erysiphe.

He most often published in these fields:

  • Botany (86.19%)
  • Powdery mildew (62.98%)
  • Erysiphales (48.62%)

What were the highlights of his more recent work (between 2017-2021)?

  • Botany (86.19%)
  • Powdery mildew (62.98%)
  • Erysiphales (48.62%)

In recent papers he was focusing on the following fields of study:

Susumu Takamatsu mainly focuses on Botany, Powdery mildew, Erysiphales, Taxonomy and Erysiphe. As a part of the same scientific family, Susumu Takamatsu mostly works in the field of Botany, focusing on Ascomycota and, on occasion, DNA sequencing. The concepts of his Powdery mildew study are interwoven with issues in Host, Fungus, Conidium and Phylogenetic tree.

His Erysiphales research is multidisciplinary, relying on both Calycina and Evergreen. His research on Taxonomy also deals with topics like

  • Phylogenetics together with Zoology,
  • Species complex which is related to area like Heliantheae and Eupatorium. His study in Erysiphe is interdisciplinary in nature, drawing from both Helotiales, Internal transcribed spacer, Monophyly and Molecular phylogenetics.

Between 2017 and 2021, his most popular works were:

  • Outline of Fungi and fungus-like taxa (97 citations)
  • Outline of Fungi and fungus-like taxa (97 citations)
  • Morphophylogenetic study revealed that Erysiphe gracilis (powdery mildew of evergreen oaks, Erysiphales) is a species complex consisting of six different species (9 citations)

In his most recent research, the most cited papers focused on:

  • Botany
  • Genus
  • Ecology

Susumu Takamatsu focuses on Botany, Erysiphales, Powdery mildew, Species complex and Phylogenetics. His Botany research focuses on subjects like Ascomycota, which are linked to Phylum. His Erysiphales study combines topics in areas such as Range, Verbena, Oidium and Evergreen.

His Powdery mildew research focuses on Conidium and how it connects with Fungus, Pathogen, Cultivar and Internal transcribed spacer. His Phylogenetics research is multidisciplinary, incorporating perspectives in Zoology, Taxonomy and Phyllactinia. His studies in Zoology integrate themes in fields like Mimosa aculeaticarpa, Bauhinia and Ribosomal DNA, Phylogenetic tree.

Best Publications

  • Outline of Fungi and fungus-like taxa

    N. N. Wijayawardene;K. D. Hyde;L. K. T. Al-Ani;L. K. T. Al-Ani;L. Tedersoo

  • Notes for genera: Ascomycota

    Nalin N. Wijayawardene;Kevin D. Hyde;Kunhiraman C. Rajeshkumar;David L. Hawksworth

  • Phylogeny of Erysiphe, Microsphaera, Uncinula (Erysipheae) and Cystotheca, Podosphaera, Sphaerotheca (Cystotheceae) inferred from rDNA ITS sequences, some taxonomic consequences

    Uwe Braun;Susumu Takamatsu

  • Evolutionary analysis of the powdery mildew fungi using nucleotide sequences of the nuclear ribosomal DNA.

    Yasuhiro Mori;Yukio Sato;Susumu Takamatsu

  • Nucleotide sequence diversity of rDNA internal transcribed spacers extracted from conidia and cleistothecia of several powdery mildew fungi

    Tetsuya Hirata;Susumu Takamatsu

  • Molecular identification of anamorphic powdery mildews (Erysiphales)

    James H. Cunnington;Susumu Takamatsu;Ann C. Lawrie;Ian G. Pascoe

  • Expression of a Maize Ubiquitin Gene Promoter-bar Chimeric Gene in Transgenic Rice Plants

    Seiichi Toki;Susumu Takamatsu;Chyuhei Nojiri;Shinya Ooba

  • Toward a phylogenetic classification of the Leotiomycetes based on rDNA data

    Zheng Wang;Peter R. Johnston;Susumu Takamatsu;Joseph W. Spatafora

  • Improving ITS sequence data for identification of plant pathogenic fungi

    R. Henrik Nilsson;Kevin D. Hyde;Julia Pawłowska;Martin Ryberg

  • Identification of two powdery mildew fungi, Oidium neolycopersici sp. nov. and O. lycopersici, infecting tomato in different parts of the world

    Levente Kiss;Roger T.A. Cook;Gregory S. Saenz;James H. Cunnington

  • PCR primers useful for nucleotide sequencing of rDNA of the powdery mildew fungi

    Susumu Takamatsu;Yukiko Kano

  • Phylogeny and evolution of the powdery mildew fungi (Erysiphales, Ascomycota) inferred from nuclear ribosomal DNA sequences

    Susumu Takamatsu

  • Evolution of host-parasite relationships of Golovinomyces (Ascomycete: Erysiphaceae) inferred from nuclear rDNA sequences.

    S. Matsuda;S. Takamatsu

  • Phylogeny and taxonomy of the oak powdery mildew Erysiphe alphitoides sensu lato

    Susumu Takamatsu;Uwe Braun;Saranya Limkaisang;Sawwanee Kom-un

  • Random sequencing of cDNA libraries reveals a variety of expressed genes in cultured cells of rice (Oryza sativa L.)

    Hirofumi Uchimiya;Shin-ichiro Kidou;Tetsuo Shimazaki;Satoshi Aotsuka

  • First comprehensive phylogenetic analysis of the genus Erysiphe (Erysiphales, Erysiphaceae) I. The Microsphaera lineage

    Susumu Takamatsu;Hanako Ito;Yoshiaki Shiroya;Levente Kiss

  • Four powdery mildew species with catenate conidia infect Galium: molecular and morphological evidence.

    Susumu Takamatsu;Vasyl Heluta;Maria Havrylenko;Rangsi Divarangkoon

  • Phylogenetic analysis and predicted secondary structures of the rDNA internal transcribed spacers of the powdery mildew fungi (Erysiphaceae)

    Susumu Takamatsu;Tetsuya Hirata;Yukio Sato

  • Phylogenetic relationships of Microsphaera and Erysiphe section Erysiphe (powdery mildews) inferred from the rDNA ITS sequences

    Susumu Takamatsu;Tetsuya Hirata;Yukio Sato;Yukihiko Nomura

  • Multilocus phylogenetic analyses within Blumeria graminis, a powdery mildew fungus of cereals.

    Takashi Inuma;Seyed Akbar Khodaparast;Susumu Takamatsu

  • Evolutionary analysis of subsection Magnicellulatae of Podosphaera section Sphaerotheca (Erysiphales) based on the rDNA internal transcribed spacer sequences with special reference to host plants.

    Tetsuya Hirata;James H Cunnington;Urailak Paksiri;Saranya Limkaisang

  • Estimation of molecular clocks for ITS and 28S rDNA in Erysiphales

    Susumu Takamatsu;Sanae Matsuda

Frequent Co-Authors

Uwe Braun
Uwe Braun Martin Luther University Halle-Wittenberg
Levente Kiss
Levente Kiss University of Southern Queensland
Hyeon-Dong Shin
Hyeon-Dong Shin Kunsan National University
Hitoshi Kunoh
Hitoshi Kunoh Okayama University
Samantha C. Karunarathna
Samantha C. Karunarathna Kunming Institute of Botany
Dhanushka N. Wanasinghe
Dhanushka N. Wanasinghe King Saud University
Kevin D. Hyde
Kevin D. Hyde Mae Fah Luang University
Sajeewa S. N. Maharachchikumbura
Sajeewa S. N. Maharachchikumbura University of Electronic Science and Technology of China
Alan J. L. Phillips
Alan J. L. Phillips University of Lisbon
Nalin N. Wijayawardene
Nalin N. Wijayawardene Qujing Normal University

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