John L. Harper
John L. Harper publishes mostly in Plant Science, Ecology and Nature and Landscape Conservation, on topics such as Botanical Research and Chemistry, Plant Parasitism and Resistance and Evolution and Genetic Dynamics.
- World rank
- #1,396 of 1,633,909 ranked researchers
- Rank in New Zealand
- #4 of 4,714
- Works
- 84
- Citations
- 2.9k
- Citations per work
- 34.5
What does John L. Harper research?
Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.
- 1Plant Science18% of their works
- 2Ecology10% of their works
- 3Nature and Landscape Conservation7% of their works
- 4Ecology, Evolution, Behavior and Systematics7% of their works
- 5History6% of their works
- 6Sociology and Political Science5% of their works
Research topics
Which keywords describe John L. Harper's research?
The keywords of their largest research topics: Biodiversity, Climate Change, Invasive Species, Adaptation, Carbon, Ceremonial, Conservation and Ecosystem.
- Nitrogen Uptake
- Ecosystem Services
- Secondary Metabolites
- Plant Hormones
- Lupin Seeds
- Ecosystem
- Ceremonial
- Adaptation
- Climate Change
- Biodiversity
- Invasive Species
- Carbon
- Conservation
- Evolution
- Peatlands
- Rome
- Strigolactones
- Maize Yield
- Pollinator Decline
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
- Biodiversity52 topics
- Climate Change52 topics
- Invasive Species52 topics
- Adaptation31 topic
- Carbon31 topic
- Ceremonial31 topic
- Conservation31 topic
- Ecosystem31 topic
- Evolution31 topic
- Lupin Seeds31 topic
- Peatlands31 topic
- Plant Hormones31 topic
- Rome31 topic
- Secondary Metabolites31 topic
- Strigolactones31 topic
- Ecosystem Services21 topic
- Maize Yield21 topic
- Nitrogen Uptake21 topic
- Pollinator Decline21 topic
Where does John L. Harper work?
John L. Harper's main affiliation in the publication record is University of Otago, New Zealand.
How many publications and citations does John L. Harper have?
Science Explorer counts 84 works and 2,894 citations for John L. Harper, ranking #1,396 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.