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Researcher · Ghazi University · Pakistan

Rehmat Ullah

Rehmat Ullah publishes mostly in Plant Science, Soil Science and Agronomy and Crop Science, on topics such as Crop Yield and Soil Fertility, Agricultural Science and Fertilization and Soil Carbon and Nitrogen Dynamics.

ORCID 0000-0002-8789-4865 OpenAlex
World rank
#3,215,459
of 7,710,434 ranked researchers
Rank in Pakistan
#11,556
of 32,975
Works
86
Citations
1.4k
Citations per work
16.5
h-index
17
i10-index 21Top 23% in Plant Science
Rehmat Ullah

What does Rehmat Ullah research?

Rehmat Ullah's work is mostly in Agricultural and Biological Sciences (64%), Environmental Science (3%).

Life Sciences: 55 works · 64.3% of their workAgricultural and Biological Sciences: 55 works · 64.3% of their workPlant Science: 27 works · 31.4% of their workSoil Science: 12 works · 13.8% of their workAgronomy and Crop Science: 9 works · 11.0% of their workGeneral Agricultural and Biological Sciences: 4 works · 4.3% of their workEcology, Evolution, Behavior and Systematics: 3 works · 3.8% of their workEverything else: 28 works · 32.8% of their workPhysical Sciences: 2 works · 2.9% of their workEnvironmental Science: 2 works · 2.9% of their workPollution: 2 works · 2.9% of their workTHEIR WORKRehmat Ullah86works
Life Sciences64%Physical Sciences3%

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 Sciences5564.3%
  2. Everything else2832.8%
    1. Environmental Science22.9%
  1. 1Plant Science31% of their works
  2. 2Soil Science14% of their works
  3. 3Agronomy and Crop Science11% of their works
  4. 4General Agricultural and Biological Sciences4% of their works
  5. 5Ecology, Evolution, Behavior and Systematics4% of their works
  6. 6Pollution3% of their works

Research topics

Which keywords describe Rehmat Ullah's research?

The keywords of their largest research topics: Genetic Improvement, Soil Fertility, Sustainable Agriculture, Maize Yield, Nitrogen Uptake, Climate Change, Crop Productivity and Organic Manure.

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 20 words, with their numbers
  1. Genetic Improvement192 topics
  2. Soil Fertility192 topics
  3. Sustainable Agriculture172 topics
  4. Maize Yield141 topic
  5. Nitrogen Uptake141 topic
  6. Climate Change132 topics
  7. Crop Productivity111 topic
  8. Organic Manure111 topic
  9. Nitrogen Cycle81 topic
  10. Soil Carbon Sequestration81 topic
  11. Rice71 topic
  12. Water Management71 topic
  13. Agricultural Productivity61 topic
  14. Intercropping61 topic
  15. Agriculture51 topic
  16. Cultivar Evaluation51 topic
  17. Development51 topic
  18. Genotype-by-Environment Interaction51 topic
  19. Herbicide Resistance51 topic
  20. Weed Control51 topic

Where does Rehmat Ullah work?

Rehmat Ullah's main affiliation in the publication record is Ghazi University, Pakistan.

How many publications and citations does Rehmat Ullah have?

OpenAlex counts 86 works and 1,419 citations for Rehmat Ullah, an h-index of 17, ranking #3,215,459 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.

Other researchers named Rehmat Ullah

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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