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Rolf Sommer

Rolf Sommer publishes mostly in Soil Science, Agronomy and Crop Science and General Agricultural and Biological Sciences, on topics such as Soil Carbon and Nitrogen Dynamics, Crop Yield and Soil Fertility and Agricultural Innovations and Practices.

World rank
#905,379
of 1,633,909 ranked researchers
Rank in Kenya
#356
of 810
Works
27
Citations
87
Citations per work
3.2

What does Rolf Sommer research?

Soil Science: 20.0%Agronomy and Crop Science: 12.5%General Agricultural and Biological Sciences: 10.0%Plant Science: 10.0%other fields: 47.5%20%top field
Soil Science20.0%Agronomy and Crop Science12.5%General Agricultural and Biological Sciences10.0%Plant Science10.0%other fields47.5%

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

  1. 1Soil Science20% of their works
  2. 2Agronomy and Crop Science12% of their works
  3. 3General Agricultural and Biological Sciences10% of their works
  4. 4Plant Science10% of their works
  5. 5Global and Planetary Change8% of their works
  6. 6Ecology, Evolution, Behavior and Systematics8% of their works

Research topics

Which keywords describe Rolf Sommer's research?

The keywords of their largest research topics: Climate Change, Soil Carbon Sequestration, Genetic Improvement, Livestock Farming, Microbial Communities, Nitrogen Cycle, Smallholder Farmers and Maize Yield.

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 24 words, with their numbers
  1. Climate Change104 topics
  2. Soil Carbon Sequestration62 topics
  3. Genetic Improvement52 topics
  4. Livestock Farming52 topics
  5. Microbial Communities51 topic
  6. Nitrogen Cycle51 topic
  7. Smallholder Farmers52 topics
  8. Maize Yield41 topic
  9. Nitrogen Uptake41 topic
  10. Sustainable Agriculture42 topics
  11. Adaptation32 topics
  12. Agricultural Innovation31 topic
  13. Agricultural Sustainability31 topic
  14. Environmental Impact31 topic
  15. Livelihood Diversification31 topic
  16. Sustainability32 topics
  17. Agricultural Development21 topic
  18. Drought21 topic
  19. Tree Mortality21 topic
  20. Work Organization21 topic
  21. Agriculture11 topic
  22. Bioenergy Crops11 topic
  23. Food Security11 topic
  24. Switchgrass11 topic

Where does Rolf Sommer work?

Rolf Sommer's main affiliation in the publication record is International Center for Tropical Agriculture, Kenya.

How many publications and citations does Rolf Sommer have?

Science Explorer counts 27 works and 87 citations for Rolf Sommer, ranking #905,379 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.