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Researcher · Tarleton State University · United States

David A. Roper

David A. Roper publishes mostly in Agronomy and Crop Science, Public Health, Environmental and Occupational Health and Genetics, on topics such as Reproductive Physiology in Livestock, Reproductive Biology and Fertility and Genetic and phenotypic traits in livestock.

OpenAlex
World rank
#5,790,696
of 7,710,434 ranked researchers
Rank in United States
#1,431,485
of 1,627,098
Works
21
Citations
169
Citations per work
8.0
h-index
6
i10-index 5Top 73% in Agronomy and Crop Science
David A. Roper

What does David A. Roper research?

David A. Roper's work is mostly in Agricultural and Biological Sciences (39%), Medicine (24%), Biochemistry, Genetics and Molecular Biology (15%).

Life Sciences: 11 works · 54.3% of their workAgricultural and Biological Sciences: 8 works · 39.1% of their workAgronomy and Crop Science: 7 works · 34.8% of their workAnimal Science and Zoology: 1 works · 4.3% of their workBiochemistry, Genetics and Molecular Biology: 3 works · 15.2% of their workGenetics: 3 works · 15.2% of their workHealth Sciences: 6 works · 28.2% of their workMedicine: 5 works · 23.9% of their workPublic Health, Environmental and Occupational Health: 3 works · 15.2% of their workReproductive Medicine: 2 works · 8.7% of their workVeterinary: 1 works · 4.3% of their workSmall Animals: 1 works · 4.3% of their workEverything else: 4 works · 17.5% of their workTHEIR WORKDavid A. Roper21works
Life Sciences54%Health Sciences28%

Their six largest subfields, inside their fields and domains; the grey slice is everything else they publish. The interactive view splits every one of their works down to single topics.

The fields and subfields, with their numbers
    1. Agricultural and Biological Sciences839.1%
    2. Biochemistry, Genetics and Molecular Biology315.2%
    1. Medicine523.9%
    2. Veterinary14.3%
  3. Everything else417.5%
  1. 1Agronomy and Crop Science35% of their works
  2. 2Public Health, Environmental and Occupational Health15% of their works
  3. 3Genetics15% of their works
  4. 4Reproductive Medicine9% of their works
  5. 5Animal Science and Zoology4% of their works
  6. 6Small Animals4% of their works

Research topics

Which keywords describe David A. Roper's research?

The keywords of their largest research topics: Oxidative Stress, Dairy Cattle, Reproductive Loss, Uterine Disease, Fertility Preservation, Ovarian Tissue Cryopreservation, Genomic Selection and Plant Breeding.

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. The words come from the keyword list OpenAlex gives each topic, not from the text of the papers, so a word can appear that none of the papers uses.

All 19 words, with their numbers
  1. Oxidative Stress172 topics
  2. Dairy Cattle162 topics
  3. Reproductive Loss141 topic
  4. Uterine Disease141 topic
  5. Fertility Preservation71 topic
  6. Ovarian Tissue Cryopreservation71 topic
  7. Genomic Selection61 topic
  8. Plant Breeding61 topic
  9. Animal Welfare53 topics
  10. Sperm DNA Fragmentation31 topic
  11. Spermatogonial Stem Cells31 topic
  12. Emotional State21 topic
  13. Heat Stress21 topic
  14. Livestock Production21 topic
  15. Methane Production21 topic
  16. Ruminant Nutrition21 topic
  17. Stress Indicators21 topic
  18. Genetic Modification11 topic
  19. Transgenic Animals11 topic

Where does David A. Roper work?

David A. Roper's main affiliation in the publication record is Tarleton State University, United States.

How many publications and citations does David A. Roper have?

OpenAlex counts 21 works and 169 citations for David A. Roper, an h-index of 6, ranking #5,790,696 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised citation 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 have tabs of their own, above. Is this your page? Claim it with your ORCID iD, or request a correction or removal.

Discussion

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