Gary E. Vallad

6.9k citations

157 papers · 4.8k indexed · 2 hit papers · h-index 36

Impact in

Plant Science top 0.2%
- Plant-Microbe Interactions and Immunity
- Plant Pathogenic Bacteria Studies
- Legume Nitrogen Fixing Symbiosis
- Plant Virus Research Studies
- Plant Disease Management Techniques
- Nematode management and characterization studies
- Plant Pathogens and Resistance
Cell Biology top 0.5%
- Plant Pathogens and Fungal Diseases

Papers in ⓘ

Plant Science 141
- Plant Pathogenic Bacteria Studies 66
- Plant-Microbe Interactions and Immunity 66
- Plant Disease Management Techniques 29
- Plant Pathogens and Resistance 24
- Legume Nitrogen Fixing Symbiosis 19
- Plant Virus Research Studies 17
- Banana Cultivation and Research 16
Cell Biology 68
- Plant Pathogens and Fungal Diseases 68

Co-authors: Krishna V. Subbarao (16 shared papers)Robert M. Goodman (3 shared papers)Jeffrey B. Jones (48 shared papers)Steven J. Klosterman (5 shared papers)Zahi K. Atallah (3 shared papers)Sujan Timilsina (32 shared papers)Mathews L. Paret (18 shared papers)Neha Potnis (15 shared papers)
Journals: Plant Disease (31 papers)Phytopathology (18 papers)Theoretical and Applied Genetics (4 papers)Journal of the American Society for Horticultural Science (3 papers)Applied and Environmental Microbiology (3 papers)
Partner nations: United States Brazil China

In The Last Decade

Gary E. Vallad

147 papers receiving 4.6k citations

Hit Papers

align trajectories log scale

Diversity, Pathogenicity, and Management of Verticillium Species 2009 · 584 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

2009 Annual Review of Phytopathology
2004 Crop Science

Peers

Countries citing papers authored by Gary E. Vallad

Since Specialization

Citations

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

Fields of papers citing papers by Gary E. Vallad

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authors

The 25 scholars most cited alongside Gary E. Vallad, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with Gary E. Vallad Line = papers co-authored together Gary E. Vallad links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

Showing the 20 most-cited of 157 papers — load more, or switch the sort, to bring in the rest.

#	Work
1	Diversity, Pathogenicity, and Management of Verticillium Species Annual Review of Phytopathology ·Steven J. Klosterman, Zahi K. Atallah, Gary E. Vallad, Krishna V. Subbarao Hit paper breakdown →	2009	584
2	Systemic Acquired Resistance and Induced Systemic Resistance in Conventional Agriculture Crop Science ·Gary E. Vallad, Robert M. Goodman Hit paper breakdown →	2004	564
3	Bacterial spot of tomato and pepper: diverse X anthomonas species with a wide variety of virulence factors posing a worldwide challenge Molecular Plant Pathology ·Neha Potnis, Sujan Timilsina, A. Strayer, Deepak Shantharaj, Jeri D. Barak, Mathews L. Paret, Gary E. Vallad, Jeffrey B. Jones	2015	195
4	Emerging phytopathogen Macrophomina phaseolina : biology, economic importance and current diagnostic trends Critical Reviews in Microbiology ·Surinder Kaur, Gurpreet Singh Dhillon, Satinder Kaur Brar, Gary E. Vallad, Ramesh Chand, V. B. Chauhan	2012	152
5	Colonization of Resistant and Susceptible Lettuce Cultivars by a Green Fluorescent Protein-Tagged Isolate of Verticillium dahliae Phytopathology ·Gary E. Vallad, Krishna V. Subbarao	2008	135
6	Transgenic Resistance Confers Effective Field Level Control of Bacterial Spot Disease in Tomato PLoS ONE ·Diána Horváth, Robert E. Stall, Jeffrey B. Jones, Michael Pauly, Gary E. Vallad, Doug Dahlbeck, Brian J. Staskawicz, John W. Scott	2012	132
7	Phylogenomics of Xanthomonas field strains infecting pepper and tomato reveals diversity in effector repertoires and identifies determinants of host specificity Frontiers in Microbiology ·Allison Schwartz, Neha Potnis, Sujan Timilsina, Mark C. Wilson, JosÃ© PatanÃ©, Joaquim Martins, Gerald V. Minsavage, Douglas Dahlbeck, Alina Akhunova, Nalvo F. Almeida, Gary E. Vallad, Jeri D. Barak, Frank F. White, Sally A. Miller, David F. Ritchie, Erica M. Goss, Rebecca Bart, João Carlos Setúbal, Jeffrey B. Jones, Brian J. Staskawicz	2015	126
8	Photocatalysis: Effect of Light-Activated Nanoscale Formulations of TiO₂ on Xanthomonas perforans and Control of Bacterial Spot of Tomato Phytopathology ·Mathews L. Paret, Gary E. Vallad, D R Averett, Jeffrey B. Jones, Stephen M. Olson	2012	115
9	Considerations for using bacteriophages for plant disease control PubMed ·Jeffrey B. Jones, Gary E. Vallad, Fanny Iriarte, Aleksa Obradović, Mine H. Wernsing, L. E. Jackson, Botond Balogh, Jason C. Hong, M. T. Momol	2012	111
10	Advanced Copper Composites Against Copper-TolerantXanthomonas perforansand Tomato Bacterial Spot Phytopathology ·Amanda Strayer-Scherer, Ying-Yu Liao, Mikaeel Young, Laura Ritchie, Gary E. Vallad, Swadeshmukul Santra, Joshua H. Freeman, David E. Clark, Jeffrey B. Jones, Mathews L. Paret	2017	88
11	Exploring the Diversity of Plant DNA Viruses and Their Satellites Using Vector-Enabled Metagenomics on Whiteflies PLoS ONE ·Terry Fei Fan Ng, Siobain Duffy, Jane E. Polston, Elise C. Bixby, Gary E. Vallad, Mya Breitbart	2011	85
12	Dispersal of Salmonella Typhimurium by Rain Splash onto Tomato Plants Journal of Food Protection ·Juan Manuel Cevallos‐Cevallos, Michelle D. Danyluk, Ganyu Gu, Gary E. Vallad, A.H.C. van Bruggen	2012	77
13	The inheritance of resistance to Verticillium wilt caused by race 1 isolates of Verticillium dahliae in the lettuce cultivar La Brillante Theoretical and Applied Genetics ·Ryan J. Hayes, Leah K. McHale, Gary E. Vallad, María José Truco, Richard W. Michelmore, Steve J. Klosterman, Karunakaran Maruthachalam, Krishna V. Subbarao	2011	68
14	A centenary for bacterial spot of tomato and pepper Molecular Plant Pathology ·Ebrahim Osdaghi, Jeffrey B. Jones, Anuj Sharma, Erica M. Goss, Peter Abrahamian, Eric A. Newberry, Neha Potnis, Renato Carvalho, Manoj Choudhary, Mathews L. Paret, Sujan Timilsina, Gary E. Vallad	2021	66
15	Effect of Organic Amendments on Soilborne and Foliar Diseases in Field-Grown Snap Bean and Cucumber Plant Disease ·Alexandra Stone, Gary E. Vallad, Leslie R. Cooperband, Dorith Rotenberg, Heather Darby, R. V. James, W. R. Stevenson, Robert M. Goodman	2003	66
16	Multilocus Sequence Analysis of Xanthomonads Causing Bacterial Spot of Tomato and Pepper Plants Reveals Strains Generated by Recombination among Species and Recent Global Spread of Xanthomonas gardneri Applied and Environmental Microbiology ·Sujan Timilsina, Mustafa O. Jibrin, Neha Potnis, Gerald V. Minsavage, Misrak Kebede, Allison Schwartz, Rebecca Bart, Brian J. Staskawicz, C. Boyer, Gary E. Vallad, Olivier Pruvost, Jeffrey B. Jones, Erica M. Goss	2014	66
17	Characterization of Race-Specific Interactions Among Isolates ofVerticillium dahliaePathogenic on Lettuce Phytopathology ·Gary E. Vallad, Qing‐Ming Qin, Rebecca C. Grube, Ryan J. Hayes, Krishna V. Subbarao	2006	64
18	Phylogenetic Analyses of Phytopathogenic Isolates of Verticillium spp. Phytopathology ·Qing‐Ming Qin, Gary E. Vallad, Bo Wu, Krishna V. Subbarao	2006	63
19	Transgenic Expression ofEFRandBs2Genes for Field Management of Bacterial Wilt and Bacterial Spot of Tomato Phytopathology ·Sanju Kunwar, Fanny Iriarte, Qiurong Fan, Eduardo Evaristo da Silva, Laura Ritchie, Nghi Song Nguyen, Joshua H. Freeman, Robert E. Stall, Jeffrey B. Jones, Gerald V. Minsavage, James Colee, J.W. Scott, Gary E. Vallad, Cyril Zipfel, Diána Horváth, Jack H. Westwood, Samuel F. Hutton, Mathews L. Paret	2018	62
20	Effect of Application Frequency and Reduced Rates of Acibenzolar-S-Methyl on the Field Efficacy of Induced Resistance Against Bacterial Spot on Tomato Plant Disease ·Cheng‐Hua Huang, Gary E. Vallad, Shouan Zhang, Amin Wen, Botond Balogh, José Francisco Figueiredo, Franklin Behlau, Jeffrey B. Jones, M. T. Momol, Steve Olson	2011	60

About Gary E. Vallad

Gary E. Vallad is a scholar working on Plant Science, Cell Biology, Ecology, Evolution, Behavior and Systematics, Molecular Biology and Insect Science, having authored 157 papers that have together received 4.8k indexed citations. Recurring topics across this work include Plant Pathogens and Fungal Diseases (68 papers), Plant Pathogenic Bacteria Studies (66 papers), Plant-Microbe Interactions and Immunity (66 papers), Plant Disease Management Techniques (29 papers), Plant Pathogens and Resistance (24 papers), Legume Nitrogen Fixing Symbiosis (19 papers), Plant Virus Research Studies (17 papers) and Banana Cultivation and Research (16 papers). The work is most often cited by research in Plant Science (4.3k citations), Cell Biology (1.4k citations), Horticulture (42 citations), Endocrinology (138 citations) and Insect Science (225 citations). Gary E. Vallad has collaborated with scholars based in United States, Brazil and China. Frequent co-authors include Krishna V. Subbarao, Robert M. Goodman, Jeffrey B. Jones, Steven J. Klosterman, Zahi K. Atallah, Sujan Timilsina, Mathews L. Paret, Neha Potnis, Gerald V. Minsavage and Peter Abrahamian. Their work appears in journals such as Plant Disease, Phytopathology, Theoretical and Applied Genetics, Journal of the American Society for Horticultural Science and Applied and Environmental Microbiology.

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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