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Researcher · Beltsville Agricultural Research Center · United States

John H. Wiersema

John H. Wiersema publishes mostly in Plant Science, Ecology, Evolution, Behavior and Systematics and Cell Biology, on topics such as Botany, Ecology, and Taxonomy Studies, Plant Pathogens and Fungal Diseases and Plant Diversity and Evolution.

ORCID 0000-0001-9383-2807 OpenAlex
World rank
#672,589
of 1,633,909 ranked researchers
Rank in United States
#204,233
of 358,040
Works
47
Citations
124
Citations per work
2.6

What does John H. Wiersema research?

Plant Science: 39.3%Ecology, Evolution, Behavior and Systematics: 22.5%Cell Biology: 11.2%Molecular Biology: 6.7%other fields: 20.3%39%top field
Plant Science39.3%Ecology, Evolution, Behavior and Systematics22.5%Cell Biology11.2%Molecular Biology6.7%other fields20.3%

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

  1. 1Plant Science39% of their works
  2. 2Ecology, Evolution, Behavior and Systematics22% of their works
  3. 3Cell Biology11% of their works
  4. 4Molecular Biology7% of their works
  5. 5Biomaterials3% of their works
  6. 6Food Science3% of their works

Research topics

Which keywords describe John H. Wiersema's research?

The keywords of their largest research topics: Biogeography, Antioxidant, Phylogenetic Analysis, Phylogeny, Cyperus, essential oil, Endophytic Fungi and Fungal Pathogens.

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 22 words, with their numbers
  1. Biogeography182 topics
  2. Antioxidant172 topics
  3. Phylogenetic Analysis162 topics
  4. Phylogeny162 topics
  5. Cyperus111 topic
  6. essential oil111 topic
  7. Endophytic Fungi101 topic
  8. Fungal Pathogens101 topic
  9. Climate Change92 topics
  10. Invasive Species92 topics
  11. Angiosperm Phylogeny71 topic
  12. Flowering Plants71 topic
  13. Hawthorn61 topic
  14. Polyphenolic Extracts61 topic
  15. Apomixis51 topic
  16. Ecosystem Services51 topic
  17. Grasses51 topic
  18. Pollinator Decline51 topic
  19. Flora41 topic
  20. Vascular Plants41 topic
  21. Biomimetic Synthesis31 topic
  22. Peptide-Directed Materials31 topic

Where does John H. Wiersema work?

John H. Wiersema's main affiliation in the publication record is Beltsville Agricultural Research Center, United States.

How many publications and citations does John H. Wiersema have?

Science Explorer counts 47 works and 124 citations for John H. Wiersema, ranking #672,589 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.