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Researcher · National Institute of Genetics · Japan

Hiko-Ichi Oka

Hiko-Ichi Oka publishes mostly in Plant Science, Genetics and Ecology, Evolution, Behavior and Systematics, on topics such as Genetic Mapping and Diversity in Plants and Animals, Rice Cultivation and Yield Improvement and Wheat and Barley Genetics and Pathology.

OpenAlex
World rank
#157,886
of 1,633,909 ranked researchers
Rank in Japan
#3,854
of 114,622
Works
35
Citations
128
Citations per work
3.7

What does Hiko-Ichi Oka research?

Plant Science: 53.1%Genetics: 25.0%Ecology, Evolution, Behavior and Systematics: 9.4%Molecular Biology: 3.1%other fields: 9.4%53%top field
Plant Science53.1%Genetics25.0%Ecology, Evolution, Behavior and Systematics9.4%Molecular Biology3.1%other fields9.4%

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

  1. 1Plant Science53% of their works
  2. 2Genetics25% of their works
  3. 3Ecology, Evolution, Behavior and Systematics9% of their works
  4. 4Molecular Biology3% of their works
  5. 5General Agricultural and Biological Sciences3% of their works
  6. 6Agronomy and Crop Science3% of their works

Research topics

Which keywords describe Hiko-Ichi Oka's research?

The keywords of their largest research topics: QTL Mapping, Crop Improvement, Yield Potential, Genome-wide Association Studies, Quantitative Trait Loci, Rice, Water Management and Genetics.

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 20 words, with their numbers
  1. QTL Mapping163 topics
  2. Crop Improvement102 topics
  3. Yield Potential92 topics
  4. Genome-wide Association Studies71 topic
  5. Quantitative Trait Loci71 topic
  6. Rice61 topic
  7. Water Management61 topic
  8. Genetics42 topics
  9. Breeding31 topic
  10. Gamma-Aminobutyric Acid31 topic
  11. Metabolism31 topic
  12. Wheat31 topic
  13. Angiosperm Phylogeny11 topic
  14. Bioenergy Crops11 topic
  15. Ecosystem Services11 topic
  16. Flowering Plants11 topic
  17. Grasses11 topic
  18. Phylogeny11 topic
  19. Pollinator Decline11 topic
  20. Switchgrass11 topic

Where does Hiko-Ichi Oka work?

Hiko-Ichi Oka's main affiliation in the publication record is National Institute of Genetics, Japan.

How many publications and citations does Hiko-Ichi Oka have?

Science Explorer counts 35 works and 128 citations for Hiko-Ichi Oka, ranking #157,886 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.