R. Hammerschmidt

5.2k total citations · 2 hit papers
64 papers, 4.0k citations indexed

About

R. Hammerschmidt is a scholar working on Plant Science, Cell Biology and Food Science. According to data from OpenAlex, R. Hammerschmidt has authored 64 papers receiving a total of 4.0k indexed citations (citations by other indexed papers that have themselves been cited), including 54 papers in Plant Science, 20 papers in Cell Biology and 12 papers in Food Science. Recurrent topics in R. Hammerschmidt's work include Plant-Microbe Interactions and Immunity (22 papers), Plant Pathogens and Fungal Diseases (20 papers) and Plant Pathogens and Resistance (15 papers). R. Hammerschmidt is often cited by papers focused on Plant-Microbe Interactions and Immunity (22 papers), Plant Pathogens and Fungal Diseases (20 papers) and Plant Pathogens and Resistance (15 papers). R. Hammerschmidt collaborates with scholars based in United States, Mexico and Ireland. R. Hammerschmidt's co-authors include Ralph L. Nicholson, J. Kuć, Etta M. Nuckles, David S. Douches, Bruce A. Stermer, Michael N. Zook, Derek T. A. Lamport, E. K. Dann, Joseph Coombs and Brian W. Diers and has published in prestigious journals such as PLANT PHYSIOLOGY, New Phytologist and Annual Review of Phytopathology.

In The Last Decade

R. Hammerschmidt

61 papers receiving 3.6k citations

Hit Papers

align trajectories

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.

Association of enhanced peroxidase activity with induced systemic resistance of cucumber to Colletotrichum lagenarium

1982 1.2k citations R. Hammerschmidt et al. Physiological Plant Pathology profile →
Phenolic Compounds and Their Role in Disease Resistance

1992 1.1k citations R. Hammerschmidt et al. profile →

Peers

Countries citing papers authored by R. Hammerschmidt

Since Specialization

Citations

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

Fields of papers citing papers by R. Hammerschmidt

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of R. Hammerschmidt

This figure shows the co-authorship network connecting the top 25 collaborators of R. Hammerschmidt. A scholar is included among the top collaborators of R. Hammerschmidt 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 R. Hammerschmidt. R. Hammerschmidt is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	A abordagem da icterícia neonatal 2023 ·Brazilian Journal of Health Review ·(unknown), (unknown), (unknown), (unknown), R. Hammerschmidt, (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown)	0
2	Genome-Wide Association Analysis of Common Scab Resistance and Expression Profiling of Tubers in Response to Thaxtomin A Treatment Underscore the Complexity of Common Scab Resistance in Tetraploid Potato 2020 ·American Journal of Potato Research ·(unknown), Joseph Coombs, (unknown), R. Hammerschmidt, (unknown), C. Robin Buell, David S. Douches	14
3	First report of pod wart disease of peanut caused by Streptomyces spp. in the Western Hemisphere 2019 ·New Disease Reports ·(unknown), N. Rosenzweig, R. Hammerschmidt, Mark Abney, (unknown), A. K. Culbreath	1
4	Inducing resistance in different ways 2013 ·Physiological and Molecular Plant Pathology ·R. Hammerschmidt	1
5	The dynamic apoplast 2010 ·Physiological and Molecular Plant Pathology ·R. Hammerschmidt	5
6	Greenhouse and Field Nursery Evaluation for Potato Common Scab Tolerance in a Tetraploid Population 2009 ·American Journal of Potato Research ·(unknown), Joseph Coombs, R. Hammerschmidt, W. W. Kirk, Leslie A. Wanner, David S. Douches	33
7	Effect of photoperiod and temperature on resistance againstPhytophthora infestans in susceptible and resistant potato cultivars: Effect on deposition of structural phenolics on the cell wall and resistance to penetration 2006 ·American Journal of Potato Research ·(unknown), David S. Douches, R. Hammerschmidt, (unknown), W. W. Kirk	7
8	Organ Type and Age and the Expression of Defense 2006 ·Physiological and Molecular Plant Pathology ·R. Hammerschmidt	1
9	Silicon and plant defense: the evidence continues to mount 2005 ·Physiological and Molecular Plant Pathology ·R. Hammerschmidt	15
10	Phenols and plant–pathogen interactions: The saga continues 2005 ·Physiological and Molecular Plant Pathology ·R. Hammerschmidt	69
11	Environment, growth regulators and age-related resistance 2004 ·Physiological and Molecular Plant Pathology ·R. Hammerschmidt	1
12	Phytoalexin accumulation: response or defense 2003 ·Physiological and Molecular Plant Pathology ·R. Hammerschmidt	6
13	L-forms of plant pathogenic bacteria: a new means of inducing host defenses? 2003 ·Physiological and Molecular Plant Pathology ·R. Hammerschmidt	4
14	Total soluble amino acids and protein content of Landrace common bean (Phaseolus vulgaris L.) cultivars collected in Parana State, Brazil 2003 ·Pedro Soares Vidigal Filho, (unknown), R. Hammerschmidt, W. W. Kirk	1
15	Effect of Host Plant Resistance and Reduced Rates and Frequencies of Fungicide Application to Control Potato Late Blight 2001 ·Plant Disease ·(unknown), (unknown), David S. Douches, Joseph Coombs, Jürgen M. Stein, Kathleen M. Baker, R. Hammerschmidt	61
16	Mechanisms of deposition of epicuticular wax in leaves of broccoli, Brassica oleracea var. capitata L. 1994 ·New Phytologist ·(unknown), Frank W. Ewers, R. Hammerschmidt, Karen L. Klomparens	11
17	Michigold: A yellow-fleshed potato cultivar for fresh market 1992 ·American Journal of Potato Research ·R. W. Chase, (unknown), (unknown), (unknown), R. Hammerschmidt, David S. Douches	1
18	Peroxidase and suberin of natural and streptomyces induced periderm in potato 1991 ·Phytopathology ·(unknown), R. Hammerschmidt, (unknown)	3
19	Cell wall hydroxyproline enhancement and lignin deposition as an early event in the resistance of cucumber to Cladosporium cucumerinum 1984 ·Physiological Plant Pathology ·R. Hammerschmidt, Derek T. A. Lamport, (unknown)	98
20	Protection of Cucumber against Colletotrichum lagenarium and Cladosporium cucumerinum 1976 ·Phytopathology ·R. Hammerschmidt	39

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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