Barney A. Geddes

1.9k total citations · 1 hit paper
36 papers, 1.2k citations indexed

About

Barney A. Geddes is a scholar working on Plant Science, Ecology and Molecular Biology. According to data from OpenAlex, Barney A. Geddes has authored 36 papers receiving a total of 1.2k indexed citations (citations by other indexed papers that have themselves been cited), including 33 papers in Plant Science, 8 papers in Ecology and 7 papers in Molecular Biology. Recurrent topics in Barney A. Geddes's work include Legume Nitrogen Fixing Symbiosis (28 papers), Plant nutrient uptake and metabolism (17 papers) and Nematode management and characterization studies (8 papers). Barney A. Geddes is often cited by papers focused on Legume Nitrogen Fixing Symbiosis (28 papers), Plant nutrient uptake and metabolism (17 papers) and Nematode management and characterization studies (8 papers). Barney A. Geddes collaborates with scholars based in United States, Canada and United Kingdom. Barney A. Geddes's co-authors include Philip S. Poole, Ivan J. Oresnik, Min‐Hyung Ryu, Christopher A. Voigt, Florence Mus, John W. Peters, Paramasivan Ponraj, Giles Oldroyd, Amaya García Costas and Jean‐Michel Ané and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Nature Communications and SHILAP Revista de lepidopterología.

In The Last Decade

Barney A. Geddes

34 papers receiving 1.2k citations

Hit Papers

Symbiotic Nitrogen Fixation and the Challenges to Its Ext... 2016 2026 2019 2022 2016 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. Symbiotic Nitrogen Fixation and the Challenges to Its Extension to Nonlegumes
    2016 349 citations Florence Mus, Amaya García Costas et al. Applied and Environmental Microbiology profile →

Peers

Barney A. Geddes
Jianbo Xie China
Catherine Masson‐Boivin France
Fábio O. Pedrosa Brazil
Neung Teaumroong Thailand
Kevin Garcia United States
Jürgen Prell United Kingdom
Paramasivan Ponraj India
Socorro Mesa Spain
Clémence Chaintreuil France
Lourdes Girard Mexico
Jianbo Xie China
Barney A. Geddes
Citations per year, relative to Barney A. Geddes Barney A. Geddes (= 1×) peers Jianbo Xie

Countries citing papers authored by Barney A. Geddes

Since Specialization
Citations

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

Fields of papers citing papers by Barney A. Geddes

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Barney A. Geddes. 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 Barney A. Geddes. The network helps show where Barney A. Geddes may publish in the future.

Co-authorship network of co-authors of Barney A. Geddes

This figure shows the co-authorship network connecting the top 25 collaborators of Barney A. Geddes. A scholar is included among the top collaborators of Barney A. Geddes 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 Barney A. Geddes. Barney A. Geddes 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.
Salem, Mohamed A., et al.. (2026). Host-specific fluorescence dynamics in legume-rhizobium symbiosis during nodulation. Applied and Environmental Microbiology. 92(2). e0215425–e0215425.
2.
Levin, G., Jenny Drnevich, Christopher J. Fields, et al.. (2025). Mobile gene clusters and coexpressed plant–rhizobium pathways drive partner quality variation in symbiosis. Proceedings of the National Academy of Sciences. 122(31). e2411831122–e2411831122. 1 indexed citations
3.
Geddes, Barney A., et al.. (2025). Evaluation of Engineering Potential in Undomesticated Microbes With VECTOR. Microbial Biotechnology. 18(8). e70215–e70215. 2 indexed citations
4.
Geddes, Barney A., et al.. (2025). BEVA2.0: modular assembly of golden gate-compatible vectors with expanded utility for genetic engineering. Canadian Journal of Microbiology. 71. 1–13. 3 indexed citations
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Steel, Harrison, et al.. (2021). Multiple sensors provide spatiotemporal oxygen regulation of gene expression in a Rhizobium-legume symbiosis. PLoS Genetics. 17(2). e1009099–e1009099. 19 indexed citations
9.
Geddes, Barney A., Paramasivan Ponraj, Amber L. Thompson, et al.. (2019). Engineering transkingdom signalling in plants to control gene expression in rhizosphere bacteria. Nature Communications. 10(1). 3430–3430. 98 indexed citations
10.
Ryu, Min‐Hyung, Jing Zhang, Devanshi Khokhani, et al.. (2019). Control of nitrogen fixation in bacteria that associate with cereals. Nature Microbiology. 5(2). 314–330. 144 indexed citations
11.
Geddes, Barney A., Marcela Mendoza‐Suárez, & Philip S. Poole. (2019). A Bacterial Expression Vector Archive (BEVA) for Flexible Modular Assembly of Golden Gate-Compatible Vectors. Frontiers in Microbiology. 9. 3345–3345. 36 indexed citations
12.
Geddes, Barney A., Min‐Hyung Ryu, Florence Mus, et al.. (2015). Use of plant colonizing bacteria as chassis for transfer of N2-fixation to cereals. Current Opinion in Biotechnology. 32. 216–222. 88 indexed citations
13.
Geddes, Barney A., Juan E. González, & Ivan J. Oresnik. (2014). Exopolysaccharide Production in Response to Medium Acidification Is Correlated With an Increase in Competition for Nodule Occupancy. Molecular Plant-Microbe Interactions. 27(12). 1307–1317. 32 indexed citations
14.
Geddes, Barney A., Georg Hausner, & Ivan J. Oresnik. (2013). Phylogenetic analysis of erythritol catabolic loci within theRhizobiales and Proteobacteria. BMC Microbiology. 13(1). 46–46. 12 indexed citations
15.
Geddes, Barney A. & Ivan J. Oresnik. (2012). Inability To Catabolize Galactose Leads to Increased Ability To Compete for Nodule Occupancy in Sinorhizobium meliloti. Journal of Bacteriology. 194(18). 5044–5053. 22 indexed citations
16.
Geddes, Barney A. & Ivan J. Oresnik. (2012). Genetic characterization of a complex locus necessary for the transport and catabolism of erythritol, adonitol and l-arabitol in Sinorhizobium meliloti. Microbiology. 158(8). 2180–2191. 22 indexed citations
17.
Geddes, Barney A.. (2010). Characterization of genetic loci for carbon metabolism and competition for nodule occupancy in Sinorhizobium meliloti. 1 indexed citations
18.
Geddes, Barney A., et al.. (1996). EFFECT OF PRODUCTION TEMPERATURES ON THE QUANTITY AND QUALITY OF GREEN ASPARAGUS SPEARS. Acta Horticulturae. 263–270. 13 indexed citations
19.
Geddes, Barney A., et al.. (1995). Incidence and severity of the floral bud disorder “budjump”, on nashi (Pyrus serotina) grown in the Waikato region of New Zealand. New Zealand Journal of Crop and Horticultural Science. 23(2). 185–190. 21 indexed citations
20.
Geddes, Barney A., et al.. (1995). Wood age and floral bud distribution on four nashi ( Pyrus serotina ) cultivars grown on pergola, Y‐frame, and centre‐leader training systems in the Waikato region of New Zealand. New Zealand Journal of Crop and Horticultural Science. 23(2). 191–197. 4 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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