John E. Puhalla

1.8k total citations · 1 hit paper
21 papers, 1.4k citations indexed

About

John E. Puhalla is a scholar working on Plant Science, Cell Biology and Molecular Biology. According to data from OpenAlex, John E. Puhalla has authored 21 papers receiving a total of 1.4k indexed citations (citations by other indexed papers that have themselves been cited), including 16 papers in Plant Science, 12 papers in Cell Biology and 5 papers in Molecular Biology. Recurrent topics in John E. Puhalla's work include Plant Pathogens and Fungal Diseases (12 papers), Mycorrhizal Fungi and Plant Interactions (7 papers) and Plant-Microbe Interactions and Immunity (5 papers). John E. Puhalla is often cited by papers focused on Plant Pathogens and Fungal Diseases (12 papers), Mycorrhizal Fungi and Plant Interactions (7 papers) and Plant-Microbe Interactions and Immunity (5 papers). John E. Puhalla collaborates with scholars based in United States. John E. Puhalla's co-authors include Philip T. Spieth, Alois A. Bell, Robert D. Stipanovic, John E. Mayfield, Peter Day, Sandra L. Anagnostakis, J. C. Correll, R. W. Schneider, Carrie R. Howell and Adrian M. Srb and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Genetics and Tetrahedron.

In The Last Decade

John E. Puhalla

20 papers receiving 1.2k citations

Hit Papers

Classification of strains of Fusarium oxysporum on the ba... 1985 2026 1998 2012 1985 100 200 300
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. Classification of strains of Fusarium oxysporum on the basis of vegetative compatibility
    1985 399 citations John E. Puhalla Canadian Journal of Botany profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
John E. Puhalla United States 17 1.1k 847 432 186 134 21 1.4k
M. R. Bonde United States 22 1.2k 1.1× 615 0.7× 722 1.7× 44 0.2× 45 0.3× 68 1.4k
Vítor Várzea Portugal 20 1.1k 0.9× 626 0.7× 447 1.0× 141 0.8× 411 3.1× 52 1.3k
R. A. Lelliott United Kingdom 10 1.6k 1.4× 831 1.0× 139 0.3× 55 0.3× 43 0.3× 19 1.7k
Robert M. Hanau United States 17 489 0.4× 278 0.3× 360 0.8× 56 0.3× 42 0.3× 25 750
Rashmi Aggarwal India 20 1.4k 1.2× 736 0.9× 303 0.7× 58 0.3× 78 0.6× 168 1.5k
J. P. R. Keon United Kingdom 17 937 0.8× 397 0.5× 510 1.2× 26 0.1× 92 0.7× 34 1.2k
Ernesto P. Benito Spain 16 657 0.6× 320 0.4× 434 1.0× 29 0.2× 112 0.8× 30 966
Chantal Olivain France 18 1.4k 1.2× 945 1.1× 221 0.5× 17 0.1× 91 0.7× 23 1.5k
Leonor Guerra‐Guimarães Portugal 17 776 0.7× 257 0.3× 340 0.8× 80 0.4× 382 2.9× 43 1.0k
Conchi Sánchez Spain 23 1.0k 0.9× 236 0.3× 1.0k 2.3× 120 0.6× 37 0.3× 62 1.3k

Countries citing papers authored by John E. Puhalla

Since Specialization
Citations

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

Fields of papers citing papers by John E. Puhalla

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by John E. Puhalla. 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 John E. Puhalla. The network helps show where John E. Puhalla may publish in the future.

Co-authorship network of co-authors of John E. Puhalla

This figure shows the co-authorship network connecting the top 25 collaborators of John E. Puhalla. A scholar is included among the top collaborators of John E. Puhalla 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 John E. Puhalla. John E. Puhalla 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.
Correll, J. C., John E. Puhalla, & R. W. Schneider. (1986). Vegetative compatibility groups among nonpathogenic root-colonizing strains of Fusarium oxysporum. Canadian Journal of Botany. 64(10). 2358–2361. 37 indexed citations
2.
Puhalla, John E. & Philip T. Spieth. (1985). A comparison of heterokaryosis and vegetative incompatibility among varieties ofGibberella fujikuroi (Fusarium moniliforme). Experimental Mycology. 9(1). 39–47. 61 indexed citations
3.
Puhalla, John E.. (1985). Classification of strains of Fusarium oxysporum on the basis of vegetative compatibility. Canadian Journal of Botany. 63(2). 179–183. 399 indexed citations breakdown →
4.
Puhalla, John E.. (1984). A visual indicator of heterokaryosis in Fusarium oxysporum from celery. Canadian Journal of Botany. 62(3). 540–545. 25 indexed citations
5.
Puhalla, John E.. (1984). Races of Fusarium oxysporum f. sp. apii in California and their genetic interrelationships. Canadian Journal of Botany. 62(3). 546–550. 24 indexed citations
6.
Puhalla, John E. & Philip T. Spieth. (1983). Heterokaryosis inFusarium moniliforme. Experimental Mycology. 7(4). 328–335. 64 indexed citations
7.
Puhalla, John E.. (1983). Vegetative Compatibility Groups withinVerticillium dahliae. Phytopathology. 73(9). 1305–1305. 88 indexed citations
8.
Puhalla, John E.. (1980). Spontaneous Auxotrophic Mutations in Verticillium. Botanical Gazette. 141(1). 94–100. 2 indexed citations
9.
Puhalla, John E.. (1979). Classification of Isolates ofVerticillium dahliaeBased on Heterokaryon Incompatibility. Phytopathology. 69(11). 1186–1186. 38 indexed citations
10.
Puhalla, John E.. (1976). The Role of the H Locus in Heterokaryosis in Rhizoctonia solani. Phytopathology. 66(11). 1348–1348. 9 indexed citations
11.
Bell, Alois A., et al.. (1976). Use of mutants to establish (+)-scytalone as an intermediate in melanin biosynthesis by Verticillium dahliae. Canadian Journal of Microbiology. 22(6). 787–799. 87 indexed citations
12.
Bell, Alois A., Robert D. Stipanovic, & John E. Puhalla. (1976). Pentaketide metabolites of verticillium dahliae. Tetrahedron. 32(12). 1353–1356. 90 indexed citations
13.
Puhalla, John E.. (1976). Glycerol as a Selective Agent for Auxotrophs of Verticillium dahliae. Journal of General Microbiology. 94(2). 409–412. 1 indexed citations
14.
Puhalla, John E. & Carrie R. Howell. (1975). Significance of endo-polygalacturonase activity to symptom expression of verticillium wilt in cotton, assessed by the use of mutants of Verticillium dahliae Kleb. Physiological Plant Pathology. 7(2). 147–152. 22 indexed citations
15.
Puhalla, John E. & John E. Mayfield. (1974). THE MECHANISM OF HETEROKARYOTIC GROWTH IN VERTICILLIUM DAHLIAE. Genetics. 76(3). 411–422. 60 indexed citations
16.
Puhalla, John E.. (1973). Differences in Sensitivity of Verticillium Species to Ultraviolet Irradiation. Phytopathology. 63(12). 1488–1488. 19 indexed citations
17.
Puhalla, John E.. (1971). Genetics and Nutritional Requirements of Endothia parasitica. Phytopathology. 61(2). 169–169. 112 indexed citations
18.
Day, Peter, Sandra L. Anagnostakis, & John E. Puhalla. (1971). Pathogenicity Resulting from Mutation at the b Locus of Ustilago maydis. Proceedings of the National Academy of Sciences. 68(3). 533–535. 37 indexed citations
19.
Puhalla, John E.. (1970). Genetic studies of thebincompatability locus ofUstilago maydis. Genetics Research. 16(2). 229–232. 53 indexed citations
20.
Puhalla, John E.. (1968). COMPATIBILITY REACTIONS ON SOLID MEDIUM AND INTERSTRAIN INHIBITION IN USTILAGO MAYDIS. Genetics. 60(3). 461–474. 131 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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