Padma Somasegaran

3.0k total citations · 3 hit papers
23 papers, 2.1k citations indexed

About

Padma Somasegaran is a scholar working on Plant Science, Agronomy and Crop Science and Ecology. According to data from OpenAlex, Padma Somasegaran has authored 23 papers receiving a total of 2.1k indexed citations (citations by other indexed papers that have themselves been cited), including 23 papers in Plant Science, 10 papers in Agronomy and Crop Science and 3 papers in Ecology. Recurrent topics in Padma Somasegaran's work include Legume Nitrogen Fixing Symbiosis (23 papers), Agronomic Practices and Intercropping Systems (10 papers) and Nematode management and characterization studies (7 papers). Padma Somasegaran is often cited by papers focused on Legume Nitrogen Fixing Symbiosis (23 papers), Agronomic Practices and Intercropping Systems (10 papers) and Nematode management and characterization studies (7 papers). Padma Somasegaran collaborates with scholars based in United States, Brazil and Türkiye. Padma Somasegaran's co-authors include Heinz J. Hoben, B. Ben Bohlool, Jake Halliday, H. H. Keyser, Jakeline Renata Marçon Delamuta, Renan Augusto Ribeiro, Mariangela Hungría, J. C. Burton and Nantakorn Boonkerd and has published in prestigious journals such as Applied and Environmental Microbiology, Soil Biology and Biochemistry and INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY.

In The Last Decade

Padma Somasegaran

23 papers receiving 1.9k citations

Hit Papers

Handbook for Rhizobia 1985 2026 1998 2012 1994 2011 1985 200 400 600
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Handbook for Rhizobia
    1994 705 citations Padma Somasegaran, Heinz J. Hoben profile →
  2. Handbook for Rhizobia: Methods in Legume-Rhizobium Technology
    2011 423 citations Padma Somasegaran, Heinz J. Hoben Medical Entomology and Zoology profile →
  3. Methods in legume-Rhizobium technology.
    1985 358 citations Padma Somasegaran, Heinz J. Hoben profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Padma Somasegaran United States 14 1.8k 701 261 170 109 23 2.1k
Heinz J. Hoben United States 10 1.7k 0.9× 651 0.9× 226 0.9× 167 1.0× 127 1.2× 18 2.0k
Anna Skorupska Poland 24 1.4k 0.8× 383 0.5× 243 0.9× 212 1.2× 39 0.4× 105 1.7k
T. V. Bhuvaneswari United States 20 1.5k 0.9× 569 0.8× 140 0.5× 185 1.1× 56 0.5× 43 1.8k
Francisco Javier Ollero Spain 31 2.4k 1.4× 535 0.8× 441 1.7× 416 2.4× 159 1.5× 84 2.8k
Marco A. Rogel Mexico 22 1.4k 0.8× 371 0.5× 368 1.4× 230 1.4× 67 0.6× 42 1.7k
Cyril Bontemps France 21 1.7k 1.0× 553 0.8× 531 2.0× 380 2.2× 120 1.1× 39 2.2k
Ernesto Ormeño‐Orrillo Mexico 32 2.4k 1.3× 575 0.8× 617 2.4× 389 2.3× 120 1.1× 65 2.8k
Juan Sanjuán Spain 34 3.4k 1.9× 900 1.3× 767 2.9× 546 3.2× 85 0.8× 99 3.9k
Martha-Helena Ramírez-Bahena Spain 29 1.9k 1.1× 448 0.6× 610 2.3× 691 4.1× 63 0.6× 64 2.5k
Vinoy K. Ramachandran United Kingdom 18 854 0.5× 242 0.3× 188 0.7× 183 1.1× 46 0.4× 26 1.2k

Countries citing papers authored by Padma Somasegaran

Since Specialization
Citations

This map shows the geographic impact of Padma Somasegaran's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Padma Somasegaran with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Padma Somasegaran more than expected).

Fields of papers citing papers by Padma Somasegaran

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Padma Somasegaran. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Padma Somasegaran. The network helps show where Padma Somasegaran may publish in the future.

Co-authorship network of co-authors of Padma Somasegaran

This figure shows the co-authorship network connecting the top 25 collaborators of Padma Somasegaran. A scholar is included among the top collaborators of Padma Somasegaran based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Padma Somasegaran. Padma Somasegaran is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Somasegaran, Padma, et al.. (2019). Bradyrhizobium frederickii sp. nov., a nitrogen-fixing lineage isolated from nodules of the caesalpinioid species Chamaecrista fasciculata and characterized by tolerance to high temperature in vitro. INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY. 69(12). 3863–3877. 14 indexed citations
2.
Somasegaran, Padma, et al.. (2019). Bradyrhizobium niftali sp. nov., an effective nitrogen-fixing symbiont of partridge pea [Chamaecrista fasciculata (Michx.) Greene], a native caesalpinioid legume broadly distributed in the USA. INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY. 69(11). 3448–3459. 18 indexed citations
3.
Somasegaran, Padma & Heinz J. Hoben. (2011). Handbook for Rhizobia: Methods in Legume-Rhizobium Technology. Medical Entomology and Zoology. 423 indexed citations breakdown →
4.
5.
Hoben, Heinz J., et al.. (1994). Polyclonal antisera production by immunization with mixed cell antigens of different rhizobial species. World Journal of Microbiology and Biotechnology. 10(5). 538–542. 2 indexed citations
6.
Somasegaran, Padma & Heinz J. Hoben. (1994). Handbook for Rhizobia. 705 indexed citations breakdown →
7.
Hoben, Heinz J. & Padma Somasegaran. (1992). A small glass fermentor for the production ofRhizobium inoculum. World Journal of Microbiology and Biotechnology. 8(3). 333–334. 3 indexed citations
8.
Somasegaran, Padma, Heinz J. Hoben, & J. C. Burton. (1992). A medium-scale fermentor for mass culture of rhizobia. World Journal of Microbiology and Biotechnology. 8(3). 335–336. 3 indexed citations
9.
Somasegaran, Padma, et al.. (1991). Symbiotic Potential, Competitiveness, and Serological Properties of Bradyrhizobium japonicum Indigenous to Korean Soils. Applied and Environmental Microbiology. 57(4). 1038–1045. 10 indexed citations
10.
Hoben, Heinz J., et al.. (1991). Oils as adhesives for seed inoculation and their influence on the survival of Rhizobium spp. and Bradyrhizobium spp. on inoculated seeds. World Journal of Microbiology and Biotechnology. 7(3). 324–330. 15 indexed citations
11.
12.
Somasegaran, Padma, et al.. (1990). Host-Bradyrhizobium relationships and nitrogen-fixation in the Bambarra groundnut (Voandzeia subterranea (L.) Thouars nom. cons.). Tropical Agriculture. 67(2). 137–142. 7 indexed citations
13.
Bohlool, B. Ben, et al.. (1990). Non-destructive chlorophyll assay for screening of strains of Bradyrhizobium japonicum. Soil Biology and Biochemistry. 22(2). 203–207. 8 indexed citations
14.
Somasegaran, Padma & B. Ben Bohlool. (1990). Single-Strain versus Multistrain Inoculation: Effect of Soil Mineral N Availability on Rhizobial Strain Effectiveness and Competition for Nodulation on Chick-Pea, Soybean, and Dry Bean. Applied and Environmental Microbiology. 56(11). 3298–3303. 50 indexed citations
15.
Somasegaran, Padma, et al.. (1986). Symbiotic Characteristics and Rhizobium Requirements of a Leucaena leucocephala × Leucaena diversifolia Hybrid and Its Parental Genotypes. Applied and Environmental Microbiology. 52(6). 1422–1424. 14 indexed citations
16.
17.
Somasegaran, Padma & Heinz J. Hoben. (1985). Methods in legume-Rhizobium technology.. 358 indexed citations breakdown →
18.
Somasegaran, Padma, et al.. (1984). The influence of high temperatures on the growth and survival of Rhizobium spp. in peat inoculants during preparation, storage, and distribution. Canadian Journal of Microbiology. 30(1). 23–30. 22 indexed citations
19.
Halliday, Jake & Padma Somasegaran. (1984). The rhizobium germplasm resource at NifTAL: catalogue of strains. 13 indexed citations
20.
Hoben, Heinz J. & Padma Somasegaran. (1982). Comparison of the Pour, Spread, and Drop Plate Methods for Enumeration of Rhizobium spp. in Inoculants Made from Presterilized Peat. Applied and Environmental Microbiology. 44(5). 1246–1247. 296 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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