World's Best Scientists 2026 revealed!

D-Index & Metrics

Plant Science and Agronomy

D-Index
32
Citations
4430
World Ranking
5907
National Ranking
260

Hiroyuki Sawada 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 Hiroyuki Sawada 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: 118 publications — 38th percentile

38% of scientists in this discipline score the same or lower.

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

Hiroyuki Sawada 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 Hiroyuki Sawada 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: 32 D-Index — 11th percentile

11% of scientists in this discipline score the same or lower.

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

Best Publications

  • A revision of Rhizobium Frank 1889, with an emended description of the genus, and the inclusion of all species of Agrobacterium Conn 1942 and Allorhizobium undicola de Lajudie et al. 1998 as new combinations: Rhizobium radiobacter, R. rhizogenes, R. rubi, R. undicola and R. vitis.

    J M Young;L D Kuykendall;E Martínez-Romero;A Kerr

  • Proposal for Rejection of Agrobacterium tumefaciens and Revised Descriptions for the Genus Agrobacterium and for Agrobacterium radiobacter and Agrobacterium rhizogenes

    Hiroyuki Sawada;Hiroyuki Ieki;Hiroshi Oyaizu;Satoshi Matsumoto

  • Changing concepts in the systematics of bacterial nitrogen-fixing legume symbionts

    Unknown

  • Phylogenetic analysis of Pseudomonas syringae pathovars suggests the horizontal gene transfer of argK and the evolutionary stability of hrp gene cluster.

    Hiroyuki Sawada;Fumihiko Suzuki;Izumi Matsuda;Naruya Saitou

  • PCR detection of Ti and Ri plasmids from phytopathogenic Agrobacterium strains.

    Unknown

  • Phylogenetic analysis of Streptomyces spp. causing potato scab based on 16S rRNA sequences

    Unknown

  • A novel symbiotic nitrogen-fixing member of the Ochrobactrum clade isolated from root nodules of Acacia mangium.

    Unknown

  • Phylogenetic evidence for Sphingomonas and Rhizomonas as nonphotosynthetic members of the alpha-4 subclass of the Proteobacteria.

    Mariko Takeuchi;Hiroyuki Sawada;Hiroshi Oyaizu;Akira Yokota

  • Classification and nomenclature of Agrobacterium and Rhizobium – a reply to Farrand et al. (2003)

    J. M. Young;L. D. Kuykendall;E. Martínez-Romero;A. Kerr

  • Genome analysis of the kiwifruit canker pathogen Pseudomonas syringae pv. actinidiae biovar 5.

    Unknown

  • Comparative analysis of Pseudomonas syringae pv. actinidiae and pv. phaseolicola based on phaseolotoxin-resistant ornithine carbamoyltransferase gene (argK) and 16S-23S rRNA intergenic spacer sequences.

    Unknown

  • Molecular characterization of the tox operon involved in toxoflavin biosynthesis of Burkholderia glumae

    Unknown

  • A phylogenomic study of the OCTase genes in Pseudomonas syringae pathovars: the horizontal transfer of the argK-tox cluster and the evolutionary history of OCTase genes on their genomes.

    Hiroyuki Sawada;Shigehiko Kanaya;Masataka Tsuda;Fumihiko Suzuki

  • Diversity of Culturable Chitinolytic Bacteria from Rhizospheres of Agronomic Plants in Japan

    Unknown

  • Phenotypic Characteristics of the Genus Agrobacterium

    Unknown

  • Rhizobium Frank 1889, 338AL

    L. David Kuykendall;John M. Young;Esperanza Martínez-Romero;Allen Kerr

  • Identification of Grapevine Crown Gall Bacteria Isolated in Japan

    Unknown

  • Genetic diversity of Pseudomonas syringae pv. actinidiae, pathogen of kiwifruit bacterial canker

    Unknown

  • Catalog of Micro-Tom tomato responses to common fungal, bacterial, and viral pathogens

    Hideki Takahashi;Ayano Shimizu;Tsutomu Arie;Syofi Rosmalawati

  • Genome analysis of Pseudomonas syringae pv. actinidiae biovar 6, which produces the phytotoxins, phaseolotoxin and coronatine

    Unknown

Frequent Co-Authors

Masataka Tsuda
Masataka Tsuda Tohoku University
Yuki Ichinose
Yuki Ichinose Okayama University
Esperanza Martínez-Romero
Esperanza Martínez-Romero National Autonomous University of Mexico
Hiroshi Oyaizu
Hiroshi Oyaizu University of Tokyo
Chikara Masuta
Chikara Masuta Hokkaido University
Shigehiko Kanaya
Shigehiko Kanaya Nara Institute of Science and Technology
Tsutomu Arie
Tsutomu Arie Tokyo University of Agriculture and Technology
Naruya Saitou
Naruya Saitou National Institute of Genetics
Hirotada Mori
Hirotada Mori Nara Institute of Science and Technology
Daisuke Shibata
Daisuke Shibata Kyoto University

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