R. A. Chapman
R. A. Chapman publishes mostly in Plant Science, Pollution and Agronomy and Crop Science, on topics such as Nematode management and characterization studies, Pesticide and Herbicide Environmental Studies and Agronomic Practices and Intercropping Systems.
- World rank
- #805,538 of 1,633,909 ranked researchers
- Rank in Canada
- #24,488 of 38,960
- Works
- 15
- Citations
- 85
- Citations per work
- 5.7
What does R. A. Chapman research?
Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.
- 1Plant Science40% of their works
- 2Pollution16% of their works
- 3Agronomy and Crop Science8% of their works
- 4Ecology, Evolution, Behavior and Systematics8% of their works
- 5Molecular Biology8% of their works
- 6Food Science8% of their works
Research topics
Which keywords describe R. A. Chapman's research?
The keywords of their largest research topics: Genome Sequence, Host Recognition, Nematodes, Nitrogen Fixation, Plant-Parasitic, Pesticides, Pollution and Agricultural Productivity.
- Lupin Seeds
- Endophyte Symbiosis
- Strigolactones
- Pesticide Residues
- Legumes
- Agricultural Productivity
- Pesticides
- Nitrogen Fixation
- Host Recognition
- Genome Sequence
- Nematodes
- Plant-Parasitic
- Pollution
- Intercropping
- Liquid Chromatography
- Plant Hormones
- Symbiosis
- Grass-Fungal Interaction
- Secondary Metabolites
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
- Genome Sequence52 topics
- Host Recognition42 topics
- Nematodes41 topic
- Nitrogen Fixation42 topics
- Plant-Parasitic41 topic
- Pesticides31 topic
- Pollution31 topic
- Agricultural Productivity21 topic
- Intercropping21 topic
- Legumes21 topic
- Liquid Chromatography21 topic
- Pesticide Residues21 topic
- Plant Hormones21 topic
- Strigolactones21 topic
- Symbiosis21 topic
- Endophyte Symbiosis11 topic
- Grass-Fungal Interaction11 topic
- Lupin Seeds11 topic
- Secondary Metabolites11 topic
Where does R. A. Chapman work?
R. A. Chapman's main affiliation in the publication record is Agriculture and Agri-Food Canada, Canada.
How many publications and citations does R. A. Chapman have?
Science Explorer counts 15 works and 85 citations for R. A. Chapman, ranking #805,538 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.
Other researchers named R. A. Chapman
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