Total 2,424,675 scientists, country 221, and institutions 24,468 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 1
![Ming Li](/user/assets/images/profile/no-profile-photo.png)
Phycology
Aquatic ecology
environmental science
soil science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,895
1,436
0.758
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Fusuo Zhang](https://cdn.adscientificindex.com/pictures/9c/4993571.jpg)
plant nutrition
Agriculture
nutrient management
rhizosphere
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
804
619
0.770
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Vereecken Harry](/user/assets/images/profile/no-profile-photo.png)
Soil science and Hydrology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
597
409
0.685
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Philip W. S. Newall](https://cdn.adscientificindex.com/pictures/87/65455.jpg)
Soil Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
572
472
0.825
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Rengel Zed](https://cdn.adscientificindex.com/pictures/de/65439.jpg)
plant nutrition
agronomy
nutrient management
rhizosphere
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
499
380
0.762
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Alex McBratney](https://cdn.adscientificindex.com/pictures/87/65432.jpg)
soil science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
487
337
0.692
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Jiri Simunek](https://cdn.adscientificindex.com/pictures/54/1770522.jpg)
Soil Physics
Vadose Zone Hydrology
Numerical Modeling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
447
318
0.711
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Muhammad Abid](https://cdn.adscientificindex.com/pictures/45/427364.jpg)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
399
349
0.875
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Michael John McLaughlin](https://cdn.adscientificindex.com/pictures/d1/127537.jpg)
Soil
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
396
294
0.742
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Donald Sparks](https://cdn.adscientificindex.com/pictures/d1/1777523.jpg)
Biogeochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
390
276
0.708
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
* Total i10 IndexRankings
Ranking Based On Selection: 11
![Johannes Lehmann](/user/assets/images/profile/no-profile-photo.png)
soil
soil science
soil organic matter
soil health
soil organic carbon
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
383
325
0.849
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Fang Jie Zhao](https://cdn.adscientificindex.com/pictures/1b/692915.jpg)
Soil Science
Plant nutrition
Environmental Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
376
343
0.912
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Artemi Cerdà](https://cdn.adscientificindex.com/pictures/8d/4363808.jpg)
Physical Geography
Soil Erosion
Soil Science
Geomorphology
Hydrology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
375
314
0.837
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Yuncong Li](https://cdn.adscientificindex.com/pictures/af/1611207.jpg)
Soil and Water Quality
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
371
219
0.590
* Total i10 IndexRankings
Ranking Based On Selection: 15
![Budiman Minasny](https://cdn.adscientificindex.com/pictures/82/65559.jpg)
Soil Science
Pedometrics
Geostatistics
Soil
Digital Soil Mapping
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
357
311
0.871
* Total i10 IndexRankings
Ranking Based On Selection: 16
![Robert Horton](https://cdn.adscientificindex.com/pictures/94/1403934.jpg)
soil physics
soil
water
vadose zone hydrology
soil science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
356
210
0.590
* Total i10 IndexRankings
Ranking Based On Selection: 17
![Ingrid Kögel Knabner](https://cdn.adscientificindex.com/pictures/32/1781121.jpg)
soil organic matter
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
342
251
0.734
* Total i10 IndexRankings
Ranking Based On Selection: 18
![K Ramesh Reddy](https://cdn.adscientificindex.com/pictures/84/1611063.jpg)
Biogeochemistry
Soil Science
Wetlands and Aquatic Systems
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
341
172
0.504
* Total i10 IndexRankings
Ranking Based On Selection: 19
![Wim De Vries](https://cdn.adscientificindex.com/pictures/eb/1873006.jpg)
Soil Science
Environmental Science
Climate science
Earth System Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
338
185
0.547
* Total i10 IndexRankings
Ranking Based On Selection: 20
![Richard Bardgett](https://cdn.adscientificindex.com/pictures/9b/1501925.jpg)
soil
soil ecology
ecosystem ecology
ecology
biodiversity
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
331
292
0.882
* Total i10 IndexRankings
Ranking Based On Selection: 21
![Ji-Zheng He](https://cdn.adscientificindex.com/pictures/3b/4442675.jpg)
Soil Science
Environmental Science
Microbial Ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
329
292
0.888
* Total i10 IndexRankings
Ranking Based On Selection: 22
![Dani Or](https://cdn.adscientificindex.com/pictures/62/1102743.jpg)
soil
water
flow transport
dielectrics
evaporation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
326
233
0.715
* Total i10 IndexRankings
Ranking Based On Selection: 23
![Ellen Kandeler](https://cdn.adscientificindex.com/pictures/ae/1784865.jpg)
Microbial Ecology
Soil Biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
317
258
0.814
* Total i10 IndexRankings
Ranking Based On Selection: 24
![Keith Paustian](https://cdn.adscientificindex.com/pictures/ec/910186.jpg)
soil biogeochemistry
land use and greenhouse gas emissions
soil health
biofuel sustainability
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
298
206
0.691
* Total i10 IndexRankings
Ranking Based On Selection: 25
![Bob Gilkes](https://cdn.adscientificindex.com/pictures/ed/119437.jpg)
soil science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
288
117
0.406
Ming Li
Northwest A & F University
Yangling, China
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,895
1,436
0.758
Phycology
Aquatic ecology
environmental science
soil science
Fusuo Zhang
China Agricultural University
Beijing, China
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
804
619
0.770
plant nutrition
Agriculture
nutrient management
rhizosphere
Vereecken Harry
Forschungszentrum Jülich
Jülich, Germany
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
597
409
0.685
Soil science and Hydrology
Philip W. S. Newall
University of Newcastle
Callaghan, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
572
472
0.825
Rengel Zed
University of Western Australia
Crawley, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
499
380
0.762
plant nutrition
agronomy
nutrient management
rhizosphere
Alex McBratney
University of Sydney
Sydney, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
487
337
0.692
Jiri Simunek
University of California Riverside
Riverside, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
447
318
0.711
Soil Physics
Vadose Zone Hydrology
Numerical Modeling
Muhammad Abid
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
399
349
0.875
Michael John McLaughlin
University of Adelaide
Adelaide, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
396
294
0.742
Donald Sparks
University of Delaware
Newark, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
390
276
0.708
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
Johannes Lehmann
Cornell University
Ithaca, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
383
325
0.849
soil
soil science
soil organic matter
soil health
soil organic carbon
Fang Jie Zhao
Nanjing Agricultural University
Nanjing, China
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
376
343
0.912
Soil Science
Plant nutrition
Environmental Science
Artemi Cerdà
Universitat de València
Valencia, Spain
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
375
314
0.837
Physical Geography
Soil Erosion
Soil Science
Geomorphology
Hydrology
Yuncong Li
University of Florida
Gainesville, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
371
219
0.590
Soil and Water Quality
Budiman Minasny
University of Sydney
Sydney, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
357
311
0.871
Soil Science
Pedometrics
Geostatistics
Soil
Digital Soil Mapping
Robert Horton
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
356
210
0.590
soil physics
soil
water
vadose zone hydrology
soil science
Ingrid Kögel Knabner
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
342
251
0.734
K Ramesh Reddy
University of Florida
Gainesville, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
341
172
0.504
Biogeochemistry
Soil Science
Wetlands and Aquatic Systems
Wim De Vries
Wageningen University & Research Centre
Wageningen, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
338
185
0.547
Soil Science
Environmental Science
Climate science
Earth System Science
Richard Bardgett
University of Manchester
Manchester, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
331
292
0.882
soil
soil ecology
ecosystem ecology
ecology
biodiversity
Ji-Zheng He
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
329
292
0.888
Soil Science
Environmental Science
Microbial Ecology
Dani Or
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
326
233
0.715
soil
water
flow transport
dielectrics
evaporation
Ellen Kandeler
Universität Hohenheim
Stuttgart, Germany
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
317
258
0.814
Microbial Ecology
Soil Biology
Keith Paustian
Colorado State University
Fort Collins, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
298
206
0.691
soil biogeochemistry
land use and greenhouse gas emissions
soil health
biofuel sustainability
Bob Gilkes
University of Western Australia
Crawley, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
288
117
0.406