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University · Phnom Penh · Cambodia

Royal University of Agriculture, Cambodia

In research, Royal University of Agriculture, Cambodia stands highest in Agricultural and Biological Sciences (#2,940 of 3,409 worldwide), Life Sciences (#7,506 of 7,800 worldwide) and Environmental Science (#3,483 of 3,551 worldwide), 2022–2025. Relative to its size it is most specialised in Global and Planetary Change and Environmental Science — Global and Planetary Change is 26.2× its share of world research.

ROR OpenAlex
World rank, 2022–2025
#24,525
of 28,054 · #38,536 all time
Rank in Cambodia
#13
of 15
Research works
371
▲ 158% vs 2013–17
Citations
1.8k
4.9 per fractional work
Top-10% rate
4.5%
record average 16.5%
Open access
87%
world 28%

What is Royal University of Agriculture, Cambodia known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Agricultural and Biological SciencesField #2,940 of 3,409 9.0%66 #4882
Life SciencesDomain #7,506 of 7,800 8.3%77 #13826
Environmental ScienceField #3,483 of 3,551 1.6%96 #6163
Physical SciencesDomain #12,691 of 12,888 1.8%110 #21444

Each strip is that field’s whole ranked pool, with the notch where Royal University of Agriculture, Cambodia sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no world mark, because the world rate differs by field (from about 6% to 21% in this record).

Which of those standings moved

The same fields on both windows: where it stood over the whole record, and where it stands in 2022–2025. The distance is the story, and it is the one thing the two rank columns above cannot show.

  1. Agricultural and Biological Sciences#4,882 #2,940
  2. Life Sciences#13,826 #7,506
  3. Environmental Science#6,163 #3,483
  4. Physical Sciences#21,444 #12,691
all time2022–2025, better2022–2025, worse

A dot further right is a better standing. Fields it was not ranked in over the whole record are left out.

What does Royal University of Agriculture, Cambodia specialise in?

Where its research is concentrated relative to its size: Global and Planetary Change takes 26.2× the share of its output that it takes of world research.

  1. Global and Planetary ChangeSubfield · 42.7 works26×
  2. Environmental ScienceField · 96.0 works9.0×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 6.47× its world share, 66 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.83× its world share, 10 worksBiochemistry, Geneti…Immunology and Microbiology: 0.68× its world share, 2 worksImmunology and Micro…Pharmacology, Toxicology and Pharmaceutics: 0.22× its world share, 0 worksPharmacology, Toxico…Chemistry: 0.08× its world share, 0 worksChemistryComputer Science: 0.03× its world share, 0 worksComputer ScienceEarth and Planetary Sciences: 0.94× its world share, 3 worksEarth and Planetary …Energy: 0.51× its world share, 1 worksEnergyEngineering: 0.24× its world share, 8 worksEngineeringEnvironmental Science: 9.00× its world share, 96 worksEnvironmental ScienceMaterials Science: 0.13× its world share, 1 worksMaterials ScienceMathematics: 0.09× its world share, 0 worksMathematicsHealth Professions: 0.05× its world share, 0 worksHealth ProfessionsMedicine: 0.07× its world share, 3 worksMedicineNursing: 0.73× its world share, 1 worksNursingVeterinary: 1.25× its world share, 0 worksVeterinaryArts and Humanities: 0.16× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.33× its world share, 2 worksBusiness, Management…Decision Sciences: 0.04× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.58× its world share, 3 worksEconomics, Econometr…Psychology: 0.02× its world share, 0 worksPsychologySocial Sciences: 0.63× its world share, 17 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Environmental Science, 9.0×. Every wedge is a field page.

Who are the top researchers at Royal University of Agriculture, Cambodia?

Ranked on the composite score, Manuel R. Reyes, Horn Sarun and Sarun Horn lead among researchers whose main affiliation is Royal University of Agriculture, Cambodia.

  1. 1 Manuel R. Reyes Cambodia · #484,613 worldwide 52 citations · 30 works
  2. 2 Horn Sarun Cambodia · #1,403,784 worldwide 0 citations · 91 works
  3. 3 Sarun Horn Cambodia · #1,600,677 worldwide 0 citations · 24 works
  4. 4 Samon Rotana Cambodia · #1,624,735 worldwide 0 citations · 15 works
All ranked researchers at Royal University of Agriculture, Cambodia

Which keywords describe research at Royal University of Agriculture, Cambodia?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Climate Change, Biodiversity Conservation, Sustainability, Biodiversity, Land Use Change, Biomass Estimation, Food Security and Aboveground Biomass.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in 2022–2025 in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Climate Change70▲ 12×31 topics
  2. Sustainability29▲ 5.6×23 topics
  3. Biodiversity Conservation28▲ 36×9 topics
  4. Biodiversity24▲ 15×17 topics
  5. Land Use Change19▲ 30×5 topics
  6. Biomass Estimation19▲ 57×3 topics
  7. Food Security17▲ 14×13 topics
  8. Aboveground Biomass17▲ 87×2 topics
  9. Global Warming14▲ 16×7 topics
  10. Ecosystem Resilience14▲ 45×3 topics
  11. Sustainable Agriculture14▲ 21×8 topics
  12. Environmental Services14▲ 188×1 topic
  13. Tropical Deforestation14▲ 188×1 topic
  14. Environmental Impact13▲ 3.5×13 topics
  15. Ecosystem Services12▲ 15×9 topics
  16. Smallholder Farmers12▲ 26×5 topics
  17. Remote Sensing12▲ 4.4×7 topics
  18. Adaptation12▲ 19×4 topics
  19. Vulnerability11▲ 23×4 topics
  20. Human Rights11▲ 5.0×3 topics
  21. Climate Change Impact10▲ 21×3 topics
  22. Political Transition10▲ 90×2 topics
  23. Allometric Models10▲ 92×2 topics
  24. Cambodia10▲ 687×1 topic
  25. Genocide10▲ 83×1 topic
  26. Agroecology10▲ 31×2 topics
  27. Agriculture10▲ 11×5 topics
  28. Carbon Stocks10▲ 163×1 topic
  29. Tropical Forests10▲ 127×1 topic
  30. Invasive Species9▲ 10×9 topics
  31. Water Management9▲ 35×3 topics
  32. Ecosystem Functioning9▲ 21×5 topics
  33. Political Economy8▲ 15×4 topics
  34. Climate Change Resilience8▲ 69×2 topics
  35. Food Sovereignty8▲ 166×1 topic
  36. Land Grabbing8▲ 166×1 topic
  37. Crop Production8▲ 32×2 topics
  38. Soil Properties8▲ 21×2 topics
  39. Conservation8▲ 8.3×6 topics
  40. Extreme Weather8▲ 121×1 topic

Which research topics does Royal University of Agriculture, Cambodia publish most on?

By volume in 2022–2025: Conservation, Biodiversity, and Resource Management, Cambodian History and Society, Forest ecology and management and Agriculture, Land Use, Rural Development.

Conservation, Biodiversi…14Conservation, Biodiversity, and Resource Management: 14 fractional worksCambodian History and So…10Cambodian History and Society: 10 fractional worksForest ecology and manag…10Forest ecology and management: 10 fractional worksAgriculture, Land Use, R…8Agriculture, Land Use, Rural Development: 8 fractional worksClimate change impacts on agriculture: 8 fractional worksPlant Water Relations and Carbon Dynamics: 7 fractional worksRemote Sensing and LiDAR…7Remote Sensing and LiDAR Applications: 7 fractional worksFire effects on ecosystems: 6 fractional worksForest Management and Policy: 4 fractional worksSoil Carbon and Nitrogen Dynamics: 4 fractional works
Global and Planetary ChangeSociology and Political ScienceNature and Landscape ConservationGeneral Agricultural and Biological Sciences3 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Conservation, Biodiversity, and Resource Management Global and Planetary Change 14 works
  2. 2 Cambodian History and Society Sociology and Political Science 10 works
  3. 3 Forest ecology and management Nature and Landscape Conservation 10 works
  4. 4 Agriculture, Land Use, Rural Development General Agricultural and Biological Sciences 8 works
  5. 5 Climate change impacts on agriculture Ecology, Evolution, Behavior and Systematics 8 works
  6. 6 Plant Water Relations and Carbon Dynamics Global and Planetary Change 7 works
  7. 7 Remote Sensing and LiDAR Applications Environmental Engineering 7 works
  8. 8 Fire effects on ecosystems Global and Planetary Change 6 works
  9. 9 Forest Management and Policy Global and Planetary Change 4 works
  10. 10 Soil Carbon and Nitrogen Dynamics Soil Science 4 works

How open and international is its research?

Against the world’s own shares — the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available86.7%not open13.3%

World: 28% of research is openly available.

with international co-authors31.3%domestic only68.7%

World: 19% is written across borders.

How has Royal University of Agriculture, Cambodia's research output changed?

Output in 2018–2022 was 158% higher than in 2013–2017.

199520002005201020152020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Other research institutions in Phnom Penh

All research institutions in Phnom Penh

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.