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Steven D. Johnson

Steven D. Johnson publishes mostly in Ecology, Evolution, Behavior and Systematics, Plant Science and Nature and Landscape Conservation, on topics such as Plant and animal studies, Plant Parasitism and Resistance and Ecology and Vegetation Dynamics Studies.

World rank
#109,463
of 1,633,909 ranked researchers
Rank in South Africa
#228
of 5,570
Works
91
Citations
478
Citations per work
5.3

What does Steven D. Johnson research?

Ecology, Evolution, Behavior and Systematics: 36.4%Plant Science: 19.2%Nature and Landscape Conservation: 10.1%Molecular Biology: 10.1%other fields: 24.2%36%top field
Ecology, Evolution, Behavior and Systematics36.4%Plant Science19.2%Nature and Landscape Conservation10.1%Molecular Biology10.1%other fields24.2%

Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.

  1. 1Ecology, Evolution, Behavior and Systematics36% of their works
  2. 2Plant Science19% of their works
  3. 3Nature and Landscape Conservation10% of their works
  4. 4Molecular Biology10% of their works
  5. 5General Agricultural and Biological Sciences5% of their works
  6. 6Education2% of their works

Research topics

Which keywords describe Steven D. Johnson's research?

The keywords of their largest research topics: Biodiversity, Invasive Species, Climate Change, Ecosystem Services, Pollinator Decline, Plant Hormones, Strigolactones and Conservation.

Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most.

All 19 words, with their numbers
  1. Biodiversity372 topics
  2. Invasive Species372 topics
  3. Climate Change292 topics
  4. Ecosystem Services271 topic
  5. Pollinator Decline271 topic
  6. Plant Hormones131 topic
  7. Strigolactones131 topic
  8. Conservation101 topic
  9. Ecosystem101 topic
  10. Pollen Tube Growth81 topic
  11. Self-Incompatibility81 topic
  12. Angiosperm Phylogeny51 topic
  13. Flowering Plants51 topic
  14. Genetics21 topic
  15. Grapevine21 topic
  16. Natural Selection21 topic
  17. Phenotypic Plasticity21 topic
  18. Risk Management21 topic
  19. Vulnerability21 topic

Where does Steven D. Johnson work?

Steven D. Johnson's main affiliation in the publication record is University of KwaZulu-Natal, South Africa.

How many publications and citations does Steven D. Johnson have?

Science Explorer counts 91 works and 478 citations for Steven D. Johnson, ranking #109,463 of 1,633,909 researchers worldwide on the composite score.

Ranked on field-normalised excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.

Papers, co-authors, who cited this work and researchers on the nearest topics are in the interactive view on the map. Is this your page? Request a correction or removal.