R. H. Hagen

20 papers and 785 indexed citations i.

About

R. H. Hagen is a scholar working on Ecology, Evolution, Behavior and Systematics, Genetics and Plant Science. According to data from OpenAlex, R. H. Hagen has authored 20 papers receiving a total of 785 indexed citations (citations by other indexed papers that have themselves been cited), including 18 papers in Ecology, Evolution, Behavior and Systematics, 16 papers in Genetics and 5 papers in Plant Science. Recurrent topics in R. H. Hagen’s work include Plant and animal studies (15 papers), Lepidoptera: Biology and Taxonomy (11 papers) and Genetic diversity and population structure (5 papers). R. H. Hagen is often cited by papers focused on Plant and animal studies (15 papers), Lepidoptera: Biology and Taxonomy (11 papers) and Genetic diversity and population structure (5 papers). R. H. Hagen collaborates with scholars based in United States. R. H. Hagen's co-authors include J. Mark Scriber, Robert C. Lederhouse, Deborah R. Smith, Sven‐Axel Bengtson and Steven W. Rissing and has published in prestigious journals such as Nature, Evolution and Oikos.

In The Last Decade

Fields of papers citing papers by R. H. Hagen

Since Specialization
EngineeringComputer SciencePhysics and AstronomyMathematicsEarth and Planetary SciencesEnergyEnvironmental ScienceMaterials ScienceChemical EngineeringChemistryAgricultural and Biological SciencesVeterinaryDecision SciencesArts and HumanitiesBusiness, Management and AccountingSocial SciencesPsychologyEconomics, Econometrics and FinanceHealth ProfessionsDentistryMedicineBiochemistry, Genetics and Molecular BiologyNeuroscienceNursingImmunology and MicrobiologyPharmacology, Toxicology and Pharmaceutics

This network shows the specialization of papers citing the papers produced by R. H. Hagen. Nodes represent fields, and links connect fields that are likely to share authors. The network helps show where R. H. Hagen may publish in the future.

Countries citing papers authored by R. H. Hagen

Since Specialization
Citations

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

Rankless by CCL
2025