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Research facility · Ames · United States

National Laboratory for Agriculture and the Environment

In research, National Laboratory for Agriculture and the Environment stands highest in Agricultural and Biological Sciences (#960 of 6,031 worldwide), Life Sciences (#6,318 of 14,347 worldwide) and Environmental Science (#3,536 of 6,208 worldwide), over all time. Relative to its size it is most specialised in Agricultural and Biological Sciences — Agricultural and Biological Sciences is 10.4× its share of world research.

ars.usda.gov/midwest-area/ames/nlaeROR OpenAlex
World rank, 2022–2025
#21,419
of 28,054 · #13,340 all time
Rank in United States
#3,157
of 4,192
Research works
406
▼ 7% vs 2013–17
Citations
18k
43.7 per fractional work
Top-10% rate
17.6%
record average 16.5%
Open access
45%
world 28%

What is National Laboratory for Agriculture and the Environment known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
Agricultural and Biological SciencesField #960 of 6,031 37.4%186
Life SciencesDomain #6,318 of 14,347 36.7%205
Environmental ScienceField #3,536 of 6,208 30.7%131
Physical SciencesDomain #15,251 of 21,541 28.7%179

Each strip is that field’s whole ranked pool, with the notch where National Laboratory for Agriculture and the Environment 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).

What does National Laboratory for Agriculture and the Environment specialise in?

Where its research is concentrated relative to its size: Agricultural and Biological Sciences takes 10.4× the share of its output that it takes of world research.

  1. Agricultural and Biological SciencesField · 31.1 works10×
← 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: 10.45× its world share, 31 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.74× its world share, 2 worksBiochemistry, Geneti…Immunology and Microbiology: 0.66× its world share, 0 worksImmunology and Micro…Neuroscience: 0.39× its world share, 0 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.51× its world share, 0 worksPharmacology, Toxico…Chemical Engineering: 1.45× its world share, 0 worksChemical EngineeringComputer Science: 0.02× its world share, 0 worksComputer ScienceEarth and Planetary Sciences: 2.12× its world share, 2 worksEarth and Planetary …Energy: 0.29× its world share, 0 worksEnergyEngineering: 0.26× its world share, 2 worksEngineeringEnvironmental Science: 5.83× its world share, 18 worksEnvironmental ScienceMaterials Science: 0.29× its world share, 1 worksMaterials ScienceMedicine: 0.16× its world share, 2 worksMedicineNursing: 1.85× its world share, 1 worksNursingVeterinary: 18.08× its world share, 2 worksVeterinary1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Veterinary, 18.1×. Every wedge is a field page.

Who are the top researchers at National Laboratory for Agriculture and the Environment?

Ranked on the composite score, Timothy B. Parkin, Daniel C. Olk and Thomas J. Sauer lead among researchers whose main affiliation is National Laboratory for Agriculture and the Environment.

  1. 1 Timothy B. Parkin United States · #264,121 worldwide 197 citations · 19 works
  2. 2 Daniel C. Olk United States · #264,411 worldwide 243 citations · 19 works
  3. 3 Thomas J. Sauer United States · #318,367 worldwide 214 citations · 37 works
  4. 4 Jerry L. Hatfield United States · #430,747 worldwide 481 citations · 130 works
  5. 5 Peter O’Brien United States · #645,696 worldwide 31 citations · 20 works
  6. 6 Thomas Weber United States · #652,777 worldwide 66 citations · 19 works
  7. 7 B. J. Kerr United States · #774,181 worldwide 111 citations · 49 works
  8. 8 John L. Kovar United States · #1,408,989 worldwide 53 citations · 27 works
All ranked researchers at National Laboratory for Agriculture and the Environment

Which keywords describe research at National Laboratory for Agriculture and the Environment?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Climate Change, Microbial Communities, Soil Carbon Sequestration, Nutrient Limitation, Soil Fertility, Gut Microbiota, Biochar Application and Nitrogen Cycle.

▲ 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 Change18▲ 11×27 topics
  2. Microbial Communities8▲ 32×3 topics
  3. Soil Carbon Sequestration8▲ 159×2 topics
  4. Nutrient Limitation7▲ 105×2 topics
  5. Soil Fertility7▲ 48×2 topics
  6. Biochar Application7▲ 101×1 topic
  7. Gut Microbiota7▲ 30×4 topics
  8. Nitrogen Cycle7▲ 167×1 topic
  9. Heat Stress6▲ 119×2 topics
  10. Probiotics6▲ 37×2 topics
  11. Amino Acids5▲ 89×1 topic
  12. Antibiotic Alternatives5▲ 153×1 topic
  13. Land Use Change5▲ 27×4 topics
  14. Soil Degradation4▲ 127×2 topics
  15. Water Quality4▲ 16×4 topics
  16. Eutrophication4▲ 59×2 topics
  17. Hyporheic Zone4▲ 279×1 topic
  18. Nutrient Cycling4▲ 81×1 topic
  19. Sediment Transport3▲ 34×3 topics
  20. Hydrological Modeling3▲ 22×3 topics
  21. Remote Sensing3▲ 3.9×10 topics
  22. Water Resources3▲ 20×3 topics
  23. Global Hydrology3▲ 67×1 topic
  24. Model Evaluation3▲ 36×1 topic
  25. Ecosystem Resilience3▲ 29×3 topics
  26. Antioxidants2▲ 9.0×3 topics
  27. Global Warming2▲ 9.9×6 topics
  28. Agricultural Sustainability2▲ 34×2 topics
  29. Animal Welfare2▲ 41×2 topics
  30. Drought2▲ 39×2 topics
  31. Evapotranspiration2▲ 47×2 topics
  32. Global Carbon Budget2▲ 51×2 topics
  33. Sediment Transport Models2▲ 96×1 topic
  34. Soil Erosion2▲ 96×1 topic
  35. Genetic Improvement2▲ 39×3 topics
  36. Sustainable Agriculture2▲ 11×6 topics
  37. Meat Quality2▲ 44×2 topics
  38. Carbon Balance2▲ 67×1 topic
  39. No-till Crop Production2▲ 204×1 topic
  40. Soil Compaction2▲ 204×1 topic

Which research topics does National Laboratory for Agriculture and the Environment publish most on?

By volume in 2022–2025: Soil Carbon and Nitrogen Dynamics, Animal Nutrition and Physiology, Soil and Water Nutrient Dynamics and Hydrology and Watershed Management Studies.

Soil Carbon and Nitrogen…7Soil Carbon and Nitrogen Dynamics: 7 fractional worksAnimal Nutrition and Physiology: 5 fractional worksSoil and Water Nutrient Dynamics: 4 fractional worksHydrology and Watershed Management Studies: 3 fractional worksSoil erosion and sediment transport: 2 fractional worksSoil Management and Crop…2Soil Management and Crop Yield: 2 fractional worksPlant Water Relations and Carbon Dynamics: 2 fractional worksMeat and Animal Product Quality: 2 fractional worksAnimal Behavior and Welfare Studies: 2 fractional worksCrop Yield and Soil Fertility: 1 fractional works
Soil ScienceAnimal Science and ZoologyEnvironmental ChemistryWater Science and Technology3 others

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

  1. 1 Soil Carbon and Nitrogen Dynamics Soil Science 7 works
  2. 2 Animal Nutrition and Physiology Animal Science and Zoology 5 works
  3. 3 Soil and Water Nutrient Dynamics Environmental Chemistry 4 works
  4. 4 Hydrology and Watershed Management Studies Water Science and Technology 3 works
  5. 5 Soil erosion and sediment transport Soil Science 2 works
  6. 6 Soil Management and Crop Yield Soil Science 2 works
  7. 7 Plant Water Relations and Carbon Dynamics Global and Planetary Change 2 works
  8. 8 Meat and Animal Product Quality Animal Science and Zoology 2 works
  9. 9 Animal Behavior and Welfare Studies Small Animals 2 works
  10. 10 Crop Yield and Soil Fertility Agronomy and Crop Science 1 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 available45.1%not open54.9%

World: 28% of research is openly available.

with international co-authors16.4%domestic only83.6%

World: 19% is written across borders.

How has National Laboratory for Agriculture and the Environment's research output changed?

Output in 2018–2022 was 7% lower than in 2013–2017.

1990200020102020
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 Ames

All research institutions in Ames

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.