World's Best Scientists 2026 revealed!

D-Index & Metrics

Plant Science and Agronomy

D-Index
34
Citations
3354
World Ranking
5504
National Ranking
1336

Ramasamy Perumal 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 Ramasamy Perumal 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: 120 publications — 40th percentile

40% of scientists in this discipline score the same or lower.

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

Ramasamy Perumal 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 Ramasamy Perumal 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: 34 D-Index — 19th percentile

19% of scientists in this discipline score the same or lower.

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

Best Publications

  • Sensitivity of sorghum pollen and pistil to high-temperature stress.

    M. Djanaguiraman;M. Djanaguiraman;R. Perumal;S.V.K. Jagadish;I.A. Ciampitti

  • Increased Power To Dissect Adaptive Traits in Global Sorghum Diversity Using a Nested Association Mapping Population

    Sophie Bouchet;Marcus O Olatoye;Sandeep R Marla;Ramasamy Perumal

  • Impact of high temperature stress on floret fertility and individual grain weight of grain sorghum: sensitive stages and thresholds for temperature and duration

    P. V. V. Prasad;Maduraimuthu Djanaguiraman;Ramasamy Perumal;Ignacio A. Ciampitti

  • Physiological differences among sorghum (Sorghum bicolor L. Moench) genotypes under high temperature stress

    Maduraimuthu Djanaguiraman;P.V. Vara Prasad;Marimuthu Murugan;Ramasamy Perumal

  • Quantifying pearl millet response to high temperature stress: thresholds, sensitive stages, genetic variability and relative sensitivity of pollen and pistil.

    M. Djanaguiraman;M. Djanaguiraman;R. Perumal;I.A. Ciampitti;S.K. Gupta

  • Soil and crop management technologies for enhancing rice production under micronutrient constraints

    P. Savithri;R. Perumal;R. Nagarajan

  • Sorghum pathology and biotechnology - a fungal disease perspective: Part II. Anthracnose, stalk rot, and downy mildew

    Tesfaye T. Tesso;Ramasamy Perumal;Christopher R. Little;Adedayo Adeyanju

  • A Comparative Study on Phenolic Content, Antioxidant Activity and Anti-Inflammatory Capacity of Aqueous and Ethanolic Extracts of Sorghum in Lipopolysaccharide-Induced RAW 264.7 Macrophages.

    Shan Hong;Philipus Pangloli;Ramasamy Perumal;Sarah Cox

  • High-throughput micro-plate HCl–vanillin assay for screening tannin content in sorghum grain†

    Thomas J Herald;Priyadarshini Gadgil;Ramasamy Perumal;Scott R Bean

  • Water deficit and heat stress induced alterations in grain physico-chemical characteristics and micronutrient composition in field grown grain sorghum

    S.M. Impa;Ramasamy Perumal;Scott R. Bean;V.S. John Sunoj

  • Genotypic variation in sorghum (Sorghum bicolor (L.) Moench) exotic germplasm collections for drought and disease tolerance

    Mohankumar H. Kapanigowda;Ramasamy Perumal;Maduraimuthu Djanaguiraman;Robert M. Aiken

  • Allelochemicals targeted to balance competing selections in African agroecosystems

    Yuye Wu;Yuye Wu;Tingting Guo;Qi Mu;Jinyu Wang

  • Resilience of Pollen and Post-Flowering Response in Diverse Sorghum Genotypes Exposed to Heat Stress under Field Conditions

    V.S. John Sunoj;Impa M. Somayanda;Anuj Chiluwal;Ramasamy Perumal

  • Simple sequence repeat markers useful for sorghum downy mildew (Peronosclerospora sorghi) and related species

    Ramasamy Perumal;Padmavathi Nimmakayala;Saradha R Erattaimuthu;Eun-Gyu No

  • Deterioration of ovary plays a key role in heat stress-induced spikelet sterility in sorghum.

    Anuj Chiluwal;Raju Bheemanahalli;Vinutha Kanaganahalli;Dan Boyle

  • Genetic Diversity, Population Structure, and Linkage Disequilibrium of Pearl Millet.

    Desalegn D. Serba;Kebede T. Muleta;Paul St. Amand;Amy Bernardo

  • Genetic Diversity among Sorghum Races and Working Groups Based on AFLPs and SSRs

    Ramasamy Perumal;Renganayaki Krishnaramanujam;Monica A. Menz;Seriba Katilé

  • Genomic Designing of Pearl Millet: A Resilient Crop for Arid and Semi-arid Environments

    Desalegn D. Serba;Rattan S. Yadav;Rajeev K. Varshney;S. K. Gupta

  • QTL Mapping for Grain Yield, Flowering Time, and Stay-Green Traits in Sorghum with Genotyping-by-Sequencing Markers

    Sivakumar Sukumaran;Xin Li;Xianran Li;Chengsong Zhu

  • Population genomics of pearl millet (Pennisetum glaucum (L.) R. Br.): Comparative analysis of global accessions and Senegalese landraces

    Zhenbin Hu;Bassirou Mbacké;Ramasamy Perumal;Mame Codou Guèye

  • Genetic diversity and pathotype determination of Colletotrichum sublineolum isolates causing anthracnose in sorghum

    L. K. Prom;R. Perumal;S. R. Erattaimuthu;C. R. Little

  • Genetic Architecture of Chilling Tolerance in Sorghum Dissected with a Nested Association Mapping Population.

    Sandeep R. Marla;Gloria Burow;Ratan Chopra;Chad Hayes

  • Evaluation of ethanol-based extraction conditions of sorghum bran bioactive compounds with downstream anti-proliferative properties in human cancer cells.

    Sarah Cox;Leela Noronha;Thomas Herald;Scott Bean

  • Sorghum pathology and biotechnology - a fungal disease perspective: Part I. Grain mold, head smut, and ergot

    Christopher R. Little;Ramasamy Perumal;Tesfaye T. Tesso;Louis K. Prom

Frequent Co-Authors

Tesfaye T. Tesso
Tesfaye T. Tesso Kansas State University
Scott R. Bean
Scott R. Bean Agricultural Research Service
P. V. Vara Prasad
P. V. Vara Prasad Kansas State University
William L. Rooney
William L. Rooney Texas A&M University
Guihua Bai
Guihua Bai United States Department of Agriculture
Jianming Yu
Jianming Yu Iowa State University
Ignacio A. Ciampitti
Ignacio A. Ciampitti Kansas State University
Hari D. Upadhyaya
Hari D. Upadhyaya International Crops Research Institute for the Semi-Arid Tropics
Mitchell R. Tuinstra
Mitchell R. Tuinstra Purdue University West Lafayette
Alan J. Schlegel
Alan J. Schlegel Kansas State University

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