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Researcher · Tarleton State University · United States

Roger D. Wittie

Roger D. Wittie publishes mostly in Agronomy and Crop Science, Environmental Chemistry and Soil Science, on topics such as Ruminant Nutrition and Digestive Physiology, Soil and Water Nutrient Dynamics and Agroforestry and silvopastoral systems.

OpenAlex
World rank
#6,026,649
of 7,710,434 ranked researchers
Rank in United States
#1,465,537
of 1,627,098
Works
17
Citations
195
Citations per work
11.5
h-index
8
i10-index 5Top 59% in Agronomy and Crop Science
Roger D. Wittie

What does Roger D. Wittie research?

Roger D. Wittie's work is mostly in Agricultural and Biological Sciences (49%), Environmental Science (17%).

Life Sciences: 8 works · 48.9% of their workAgricultural and Biological Sciences: 8 works · 48.9% of their workAgronomy and Crop Science: 4 works · 23.4% of their workSoil Science: 2 works · 10.6% of their workPlant Science: 1 works · 8.5% of their workForestry: 1 works · 6.4% of their workEverything else: 6 works · 34.1% of their workPhysical Sciences: 3 works · 17.0% of their workEnvironmental Science: 3 works · 17.0% of their workEnvironmental Chemistry: 2 works · 10.6% of their workIndustrial and Manufacturing Engineering: 1 works · 6.4% of their workTHEIR WORKRoger D. Wittie17works
Life Sciences49%Physical Sciences17%

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 Sciences848.9%
  2. Everything else634.1%
    1. Environmental Science317.0%
  1. 1Agronomy and Crop Science23% of their works
  2. 2Environmental Chemistry11% of their works
  3. 3Soil Science11% of their works
  4. 4Plant Science8% of their works
  5. 5Industrial and Manufacturing Engineering6% of their works
  6. 6Forestry6% of their works

Research topics

Which keywords describe Roger D. Wittie's research?

The keywords of their largest research topics: Methane Production, Ruminant Nutrition, Biodiversity, Sustainable Agriculture, Climate Change, Nutrient Cycling, Water Quality and Agroforestry.

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
  1. Methane Production71 topic
  2. Ruminant Nutrition71 topic
  3. Biodiversity52 topics
  4. Sustainable Agriculture52 topics
  5. Climate Change42 topics
  6. Nutrient Cycling41 topic
  7. Water Quality41 topic
  8. Agroforestry31 topic
  9. Ecosystem Services31 topic
  10. Agricultural Productivity21 topic
  11. Agricultural Sustainability21 topic
  12. Digital Soil Mapping21 topic
  13. Ecosystem21 topic
  14. Geostatistics21 topic
  15. Intercropping21 topic
  16. Nitrogen Cycle21 topic
  17. Sagebrush21 topic
  18. Soil Carbon Sequestration21 topic
  19. Soil Erosion21 topic

Where does Roger D. Wittie work?

Roger D. Wittie's main affiliation in the publication record is Tarleton State University, United States.

How many publications and citations does Roger D. Wittie have?

OpenAlex counts 17 works and 195 citations for Roger D. Wittie, an h-index of 8, ranking #6,026,649 of 7,710,434 researchers worldwide on the quality 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 have tabs of their own, above. Is this your page? Claim it with your ORCID iD, or request a correction or removal.

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