World's Best Scientists 2026 revealed!

D-Index & Metrics

Plant Science and Agronomy

D-Index
35
Citations
7910
World Ranking
5016
National Ranking
1225

O. S. Smith 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 O. S. Smith 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: 75 publications — 9th percentile

9% of scientists in this discipline score the same or lower.

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

O. S. Smith 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 O. S. Smith 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: 35 D-Index — 23rd percentile

23% of scientists in this discipline score the same or lower.

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

Best Publications

  • An evaluation of the utility of SSR loci as molecular markers in maize (Zea mays L.): comparisons with data from RFLPS and pedigree

    J. S. C. Smith;E. C. L. Chin;H. Shu;O. S. Smith

  • The effect of parental genotype on initiation of embryogenic callus from elite maize (Zea mays L.) germplasm

    Unknown

  • SNP frequency, haplotype structure and linkage disequilibrium in elite maize inbred lines

    Ada Ching;Katherine S Caldwell;Katherine S Caldwell;Mark Jung;Maurine Dolan

  • Similarities among a group of elite maize inbreds as measured by pedigree, F1 grain yield, grain yield, heterosis, and RFLPs.

    Unknown

  • Identification of Quantitative Trait Loci Using a Small Sample of Topcrossed and F4 Progeny from Maize

    W. D. Beavis;O. S. Smith;D. Grant;R. Fincher

  • Rate and Pattern of Mutation at Microsatellite Loci in Maize

    Yves Vigouroux;Jennifer S. Jaqueth;Yoshihiro Matsuoka;Oscar S. Smith

  • Allelic Variation of Gene Expression in Maize Hybrids

    Unknown

  • Genome-wide transcript analysis of maize hybrids: allelic additive gene expression and yield heterosis.

    Unknown

  • An Analysis of Genetic Diversity Across the Maize Genome Using Microsatellites

    Yves Vigouroux;Sharon Mitchell;Yoshihiro Matsuoka;Martha Hamblin

  • Fingerprinting Crop Varieties

    Unknown

  • The description and assessment of distance between inbred lines of maize. 2: The utility of morphological - biochemical - and genetic descriptors and a scheme for the testing of distinctiveness between inbred lines [in USA]

    Unknown

  • Genome-wide allele-specific expression analysis using Massively Parallel Signature Sequencing (MPSS™) Reveals cis- and trans-effects on gene expression in maize hybrid meristem tissue

    Unknown

  • Gene-to-phenotype models and complex trait genetics

    Mark Cooper;Dean W. Podlich;Oscar S. Smith

  • Estimation of sampling variance of molecular marker data using the bootstrap procedure

    Unknown

  • Development of single nucleotide polymorphism (SNP) markers for use in commercial maize (Zea mays L.) germplasm

    Elizabeth Jones;Wen-Chy Chu;Mulu Ayele;Julie Ho

  • Covariance between Line per se and Testcross Performance<sup>1</sup>

    Unknown

  • Changes in Pedigree Backgrounds of Pioneer Brand Maize Hybrids Widely Grown from 1930 to 1999

    J. Stephen C. Smith;Donald N. Duvick;Oscar S. Smith;Mark Cooper

  • On the Determination of Recombination Rates in Intermated Recombinant Inbred Populations

    Christopher R Winkler;Nicole M Jensen;Mark Cooper;Dean W Podlich

  • Use of index selection in recurrent selection programs in maize

    O. S. Smith;A. R. Hallauer;W. A. Russell

  • Grain Filling and Field Drying of a Set of Maize Hybrids Released From 1930 to 1982<sup>1</sup>

    Unknown

Frequent Co-Authors

Mark E. Cooper
Mark E. Cooper Monash University
Stephen Kresovich
Stephen Kresovich Clemson University
Scott V. Tingey
Scott V. Tingey DuPont (United States)
Michael D. McMullen
Michael D. McMullen University of Missouri
Sharon E. Mitchell
Sharon E. Mitchell Cornell University
John Doebley
John Doebley University of Wisconsin–Madison
Susan R. Wessler
Susan R. Wessler University of California, Riverside
Michele Morgante
Michele Morgante University of Udine
Kent M. Eskridge
Kent M. Eskridge University of Nebraska–Lincoln
Arnel R. Hallauer
Arnel R. Hallauer Iowa State University

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