Stefan Toepfer

3.9k total citations · 1 hit paper
85 papers, 2.8k citations indexed

About

Stefan Toepfer is a scholar working on Insect Science, Molecular Biology and Plant Science. According to data from OpenAlex, Stefan Toepfer has authored 85 papers receiving a total of 2.8k indexed citations (citations by other indexed papers that have themselves been cited), including 70 papers in Insect Science, 63 papers in Molecular Biology and 55 papers in Plant Science. Recurrent topics in Stefan Toepfer's work include Insect Resistance and Genetics (63 papers), Entomopathogenic Microorganisms in Pest Control (46 papers) and Insect Pest Control Strategies (37 papers). Stefan Toepfer is often cited by papers focused on Insect Resistance and Genetics (63 papers), Entomopathogenic Microorganisms in Pest Control (46 papers) and Insect Pest Control Strategies (37 papers). Stefan Toepfer collaborates with scholars based in Switzerland, Hungary and United Kingdom. Stefan Toepfer's co-authors include U. Kuhlmann, Ted C. J. Turlings, Ivan Hiltpold, Sergio Rasmann, Jörg Degenhardt, Jonathan Gershenzon, Tobias G. Köllner, Ralf‐Udo Ehlers, Thomas Guillemaud and Arnaud Estoup and has published in prestigious journals such as Nature, Science and SHILAP Revista de lepidopterología.

In The Last Decade

Stefan Toepfer

79 papers receiving 2.7k citations

Hit Papers

Recruitment of entomopathogenic nematodes by insect-damag... 2005 2026 2012 2019 2005 250 500 750
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. Recruitment of entomopathogenic nematodes by insect-damaged maize roots
    2005 939 citations Sergio Rasmann, Tobias G. Köllner et al. Nature profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Stefan Toepfer Switzerland 26 2.0k 1.7k 1.3k 479 321 85 2.8k
Shelby J. Fleischer United States 29 2.1k 1.1× 1.6k 1.0× 1.4k 1.1× 706 1.5× 365 1.1× 118 3.2k
R. Albajes Spain 29 1.8k 0.9× 1.4k 0.9× 903 0.7× 679 1.4× 222 0.7× 121 2.4k
Roger Day Kenya 22 1.6k 0.8× 1.5k 0.9× 1.5k 1.2× 272 0.6× 252 0.8× 68 2.7k
Thierry Brévault France 27 2.1k 1.1× 1.7k 1.0× 1.7k 1.3× 512 1.1× 202 0.6× 116 3.0k
Robert L. Koch United States 29 2.5k 1.2× 1.5k 0.9× 720 0.6× 841 1.8× 582 1.8× 141 3.1k
Andrei Alyokhin United States 28 1.9k 1.0× 1.4k 0.9× 1.2k 0.9× 293 0.6× 315 1.0× 108 2.7k
Peng Han China 31 1.6k 0.8× 1.2k 0.7× 725 0.6× 544 1.1× 138 0.4× 67 2.1k
Giovanni Burgio Italy 24 2.5k 1.3× 1.4k 0.9× 656 0.5× 1.2k 2.4× 416 1.3× 129 3.1k
Georg Goergen Benin 25 2.4k 1.2× 1.8k 1.1× 2.0k 1.6× 357 0.7× 260 0.8× 91 3.3k
John R. Ruberson United States 32 2.2k 1.1× 1.3k 0.8× 1.2k 1.0× 862 1.8× 209 0.7× 97 2.8k

Countries citing papers authored by Stefan Toepfer

Since Specialization
Citations

This map shows the geographic impact of Stefan Toepfer'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 Stefan Toepfer with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Stefan Toepfer more than expected).

Fields of papers citing papers by Stefan Toepfer

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Stefan Toepfer. 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 Stefan Toepfer. The network helps show where Stefan Toepfer may publish in the future.

Co-authorship network of co-authors of Stefan Toepfer

This figure shows the co-authorship network connecting the top 25 collaborators of Stefan Toepfer. A scholar is included among the top collaborators of Stefan Toepfer 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 Stefan Toepfer. Stefan Toepfer 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.
Yan, Xun, et al.. (2025). Formulation of Entomopathogenic Nematodes for Above-Ground Use Against Tomato Leaf Miner, Phthorimaea absoluta. Insects. 16(2). 189–189. 5 indexed citations
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Toepfer, Stefan, et al.. (2024). Diabrotica v. virgifera Seems Not Affected by Entomotoxic Protease Inhibitors from Higher Fungi. Insects. 15(1). 60–60. 1 indexed citations
4.
Ruzzante, Livio, et al.. (2024). Entomopathogenic nematodes as an effective and sustainable alternative to control the fall armyworm in Africa. PNAS Nexus. 3(4). pgae122–pgae122. 10 indexed citations
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Toepfer, Stefan, et al.. (2023). Suitability of Satellite Imagery for Surveillance of Maize Ear Damage by Cotton Bollworm (Helicoverpa armigera) Larvae. Remote Sensing. 15(23). 5602–5602. 3 indexed citations
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Toepfer, Stefan, et al.. (2021). Streamlining leaf damage rating scales for the fall armyworm on maize. Journal of Pest Science. 94(4). 1075–1089. 47 indexed citations
11.
Machado, Ricardo A. R., Gaétan Glauser, Angela Köhler, et al.. (2020). Entomopathogenic nematodes from Mexico that can overcome the resistance mechanisms of the western corn rootworm. Scientific Reports. 10(1). 8257–8257. 30 indexed citations
12.
Zhang, Tao, et al.. (2017). IS BUSINESS LINKAGE AFFECTING AGRICULTURAL ADVISORY SERVICES. The Journal of Agricultural Extension. 5(1). 59–77. 8 indexed citations
13.
Yan, Xun, Xuehong Qiu, Hongmei Li, et al.. (2016). New entomopathogenic nematodes from semi-natural and small-holder farming habitats of Rwanda. Biocontrol Science and Technology. 26(6). 820–834. 24 indexed citations
14.
Kuhlmann, U., et al.. (2014). Achieving rational pesticide use in outdoor tomato production through farmer training and implementation of a technical guideline. Journal of Agricultural Extension and Rural Development. 6(12). 367–381. 1 indexed citations
15.
Guillemaud, Thomas, et al.. (2013). Phenotypic trait changes in laboratory – reared colonies of the maize herbivore,Diabrotica virgifera virgifera. Bulletin of Entomological Research. 104(1). 97–115. 10 indexed citations
16.
Ciosi, Marc, Éric Lombaert, Aurélie Blin, et al.. (2012). Secondary Contact and Admixture between Independently Invading Populations of the Western Corn Rootworm, Diabrotica virgifera virgifera in Europe. PLoS ONE. 7(11). e50129–e50129. 31 indexed citations
17.
Toepfer, Stefan, J. Enkerli, U. Kuhlmann, et al.. (2009). Research needs and promising approaches for the biological control of Diabrotica and other emerging soil insect pests with pathogens or nematodes.. 45. 47–58. 1 indexed citations
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Rasmann, Sergio, Tobias G. Köllner, Jörg Degenhardt, et al.. (2005). Recruitment of entomopathogenic nematodes by insect-damaged maize roots. Nature. 434(7034). 732–737. 939 indexed citations breakdown →
20.
Zhang, Feng, Stefan Toepfer, & U. Kuhlmann. (2003). Basic biology and small-scale rearing ofCelatoria compressa(Diptera: Tachinidae), a parasitoid ofDiabrotica virgifera virgifera(Coleoptera: Chrysomelidae). Bulletin of Entomological Research. 93(6). 569–575. 12 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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