Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Art, Design and Architecture, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
* Total Citation Counts Rankings
World Rank
29,219
Country Rank
13,376
Institution Rank : 124
![](https://cdn.adscientificindex.com/logos/11008.jpg)
![United States](/flags/us.png)
![Yuncong Li](https://cdn.adscientificindex.com/pictures/af/1611207.jpg)
Soil and Water Quality
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24,639
13,913
0.565
* Total Citation Counts Rankings
World Rank
30,540
Country Rank
614
Institution Rank : 16
![](https://cdn.adscientificindex.com/logos/16146.jpg)
![France](/flags/fr.png)
![Dominique Arrouays](/user/assets/images/profile/no-profile-photo.png)
Soil Science
DSM
monitoring
soil health
soil security
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,919
13,091
0.547
* Total Citation Counts Rankings
World Rank
31,561
Country Rank
589
Institution Rank : 80
![](https://cdn.adscientificindex.com/logos/10446.png)
![Switzerland](/flags/ch.png)
![Michael Wi Schmidt](https://cdn.adscientificindex.com/pictures/1c/1102718.jpg)
Soil Science & Biogeochemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,387
9,527
0.407
* Total Citation Counts Rankings
World Rank
31,616
Country Rank
1,400
Institution Rank : 125
![](https://cdn.adscientificindex.com/logos/11312.png)
![Australia](/flags/au.png)
![Ram Dalal](https://cdn.adscientificindex.com/pictures/e0/65659.jpg)
Soil science
Soil chemistry
Soil biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,362
9,522
0.408
* Total Citation Counts Rankings
World Rank
31,654
Country Rank
1,402
Institution Rank : 34
![](https://cdn.adscientificindex.com/logos/15658.png)
![Australia](/flags/au.png)
![Peter R Ryan](https://cdn.adscientificindex.com/pictures/e2/4389234.jpg)
abiotic stress
aluminium toxicity
membrane transport
plant nutrition
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,340
7,011
0.300
* Total Citation Counts Rankings
World Rank
32,339
Country Rank
99
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/6427.png)
![South Africa](/flags/za.png)
![Olubukola Oluranti Babalola](https://cdn.adscientificindex.com/pictures/d3/96341.jpg)
Microbial Ecology
Soil Metagenomics
Plant-Microbe Interactions
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,011
20,776
0.903
* Total Citation Counts Rankings
World Rank
32,502
Country Rank
14,743
Institution Rank : 42
![](https://cdn.adscientificindex.com/logos/1726.jpg)
![United States](/flags/us.png)
![M Francesca Cotrufo](https://cdn.adscientificindex.com/pictures/d5/910254.jpg)
litter decomposition
soil organic matter
stable isotopes
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,930
14,350
0.626
* Total Citation Counts Rankings
World Rank
32,626
Country Rank
14,788
Institution Rank : 150
![](https://cdn.adscientificindex.com/logos/10889.jpg)
![United States](/flags/us.png)
![Horwath William](https://cdn.adscientificindex.com/pictures/3a/1742300.jpg)
soil science
biogeochemistry
greenhouse gases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,859
10,919
0.478
* Total Citation Counts Rankings
World Rank
32,717
Country Rank
1,425
Institution Rank : 18
![](https://cdn.adscientificindex.com/logos/16673.png)
![Germany](/flags/de.png)
![Roland Bol](https://cdn.adscientificindex.com/pictures/a2/4475207.jpg)
soil
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,812
11,569
0.507
* Total Citation Counts Rankings
World Rank
34,185
Country Rank
703
Institution Rank : 20
![](https://cdn.adscientificindex.com/logos/16146.jpg)
![France](/flags/fr.png)
![Jean-François Briat](https://cdn.adscientificindex.com/pictures/c8/4450392.jpg)
Plant biology
Plant nutrition
Chloroplast
Metal biology
Oxidative stress.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,083
6,807
0.308
* Total Citation Counts Rankings
World Rank
35,173
Country Rank
15,888
Institution Rank : 10
![](https://cdn.adscientificindex.com/logos/6568.png)
![United States](/flags/us.png)
![William Raun](/user/assets/images/profile/no-profile-photo.png)
sensors
nutrient management
nitrogen
plant nutrition
developing world agriculture
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,652
8,223
0.380
* Total Citation Counts Rankings
World Rank
35,188
Country Rank
1,527
Institution Rank : 34
![](https://cdn.adscientificindex.com/logos/7288.png)
![Germany](/flags/de.png)
![Paul Vlek](https://cdn.adscientificindex.com/pictures/59/1763513.jpg)
Natural Resources Management
Soil Science
Tropical Agriculture
climate Change
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,646
6,776
0.313
* Total Citation Counts Rankings
World Rank
35,272
Country Rank
1,534
Institution Rank : 8
![](https://cdn.adscientificindex.com/logos/5548.png)
![Germany](/flags/de.png)
![Klaus Kaiser](https://cdn.adscientificindex.com/pictures/46/1762172.jpg)
soil
minerals
organic matter
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,609
9,113
0.422
* Total Citation Counts Rankings
World Rank
35,853
Country Rank
1,578
Institution Rank : 125
![](https://cdn.adscientificindex.com/logos/11197.jpg)
![Australia](/flags/au.png)
![Deli Chen](https://cdn.adscientificindex.com/pictures/69/65791.jpg)
Soil Science
nitrogen cycling
greenhouse gas emissions
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,365
14,090
0.659
* Total Citation Counts Rankings
World Rank
36,053
Country Rank
1,590
Institution Rank : 43
![](https://cdn.adscientificindex.com/logos/15658.png)
![Australia](/flags/au.png)
![Enli Wang](https://cdn.adscientificindex.com/pictures/fe/4395093.jpg)
Soil-Plant Systems Modelling
Applied Meteorology
Climate Change Impact
Hydrology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,276
12,576
0.591
* Total Citation Counts Rankings
World Rank
36,342
Country Rank
16,339
Institution Rank : 100
![](https://cdn.adscientificindex.com/logos/6547.jpg)
![United States](/flags/us.png)
![Warren Dick](https://cdn.adscientificindex.com/pictures/a8/900889.jpg)
Soil science
microbial ecology
water quality
sustainable agriculture
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,160
6,224
0.294
* Total Citation Counts Rankings
World Rank
36,351
Country Rank
1,600
Institution Rank : 138
![](https://cdn.adscientificindex.com/logos/11421.jpg)
![Australia](/flags/au.png)
![Balwant Singh](https://cdn.adscientificindex.com/pictures/8b/119089.jpg)
Soil Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,156
9,054
0.428
* Total Citation Counts Rankings
World Rank
36,382
Country Rank
16,352
Institution Rank : 41
![](https://cdn.adscientificindex.com/logos/6604.jpg)
![United States](/flags/us.png)
![David D Myrold](/user/assets/images/profile/no-profile-photo.png)
Nitrogen Cycling
Carbon Cycling
Microbial Communities
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,143
7,914
0.374
* Total Citation Counts Rankings
World Rank
36,662
Country Rank
3,204
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/16461.png)
![United Kingdom](/flags/gb.png)
![Colin D Campbell](https://cdn.adscientificindex.com/pictures/f7/4442326.jpg)
soil
soil microbial ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,032
7,223
0.343
* Total Citation Counts Rankings
World Rank
36,994
Country Rank
16,603
Institution Rank : 5
![](https://cdn.adscientificindex.com/logos/6310.jpg)
![United States](/flags/us.png)
![Jeffrey Herrick](/user/assets/images/profile/no-profile-photo.png)
Soil Science
Ecology
Agriculture
Policy
Rangelands
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,901
8,565
0.410
* Total Citation Counts Rankings
World Rank
38,109
Country Rank
1,649
Institution Rank : 45
![](https://cdn.adscientificindex.com/logos/4768.png)
![Germany](/flags/de.png)
![Wolfgang Wilcke](https://cdn.adscientificindex.com/pictures/d8/1760905.jpg)
soil science
soil chemistry
biogeochemistry
environmental chemistry
ecosystem research
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,468
9,734
0.476
* Total Citation Counts Rankings
World Rank
38,398
Country Rank
362
Institution Rank : 27
![](https://cdn.adscientificindex.com/logos/12112.jpg)
![South Korea](/flags/kr.png)
![Sang Soo Lee](https://cdn.adscientificindex.com/pictures/e1/411864.jpg)
Soils
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,348
15,596
0.766
* Total Citation Counts Rankings
World Rank
38,645
Country Rank
45
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/717.jpg)
![Pakistan](/flags/pk.png)
![Muhammad Abid](https://cdn.adscientificindex.com/pictures/45/427364.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,264
17,177
0.848
* Total Citation Counts Rankings
World Rank
38,812
Country Rank
1,416
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/17169.jpg)
![China](/flags/cn.png)
![Haiyan Chu](https://cdn.adscientificindex.com/pictures/ef/4600050.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,198
14,885
0.737
* Total Citation Counts Rankings
World Rank
39,140
Country Rank
1,743
Institution Rank : 147
![](https://cdn.adscientificindex.com/logos/11421.jpg)
![Australia](/flags/au.png)
![AG O Donnell](https://cdn.adscientificindex.com/pictures/f5/65751.jpg)
Soil science
soil biology
agriculture
microbial ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,075
6,676
0.333
* Total Citation Counts Rankings
World Ranking
29,219
Country Ranking
13,376
Institution Ranking
124
Yuncong Li
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24,639
13,913
0.565
![](https://cdn.adscientificindex.com/logos/11008.jpg)
Soil and Water Quality
* Total Citation Counts Rankings
World Ranking
30,540
Country Ranking
614
Institution Ranking
16
Dominique Arrouays
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,919
13,091
0.547
![](https://cdn.adscientificindex.com/logos/16146.jpg)
Soil Science
DSM
monitoring
soil health
soil security
* Total Citation Counts Rankings
World Ranking
31,561
Country Ranking
589
Institution Ranking
80
Michael Wi Schmidt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,387
9,527
0.407
![](https://cdn.adscientificindex.com/logos/10446.png)
Soil Science & Biogeochemistry
* Total Citation Counts Rankings
World Ranking
31,616
Country Ranking
1,400
Institution Ranking
125
Ram Dalal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,362
9,522
0.408
![](https://cdn.adscientificindex.com/logos/11312.png)
Soil science
Soil chemistry
Soil biology
* Total Citation Counts Rankings
World Ranking
31,654
Country Ranking
1,402
Institution Ranking
34
Peter R Ryan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,340
7,011
0.300
![](https://cdn.adscientificindex.com/logos/15658.png)
abiotic stress
aluminium toxicity
membrane transport
plant nutrition
* Total Citation Counts Rankings
World Ranking
32,339
Country Ranking
99
Institution Ranking
4
Olubukola Oluranti Babalola
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,011
20,776
0.903
![](https://cdn.adscientificindex.com/logos/6427.png)
Microbial Ecology
Soil Metagenomics
Plant-Microbe Interactions
* Total Citation Counts Rankings
World Ranking
32,502
Country Ranking
14,743
Institution Ranking
42
M Francesca Cotrufo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,930
14,350
0.626
![](https://cdn.adscientificindex.com/logos/1726.jpg)
litter decomposition
soil organic matter
stable isotopes
* Total Citation Counts Rankings
World Ranking
32,626
Country Ranking
14,788
Institution Ranking
150
Horwath William
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,859
10,919
0.478
![](https://cdn.adscientificindex.com/logos/10889.jpg)
soil science
biogeochemistry
greenhouse gases
* Total Citation Counts Rankings
World Ranking
32,717
Country Ranking
1,425
Institution Ranking
18
Roland Bol
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,812
11,569
0.507
* Total Citation Counts Rankings
World Ranking
34,185
Country Ranking
703
Institution Ranking
20
Jean-François Briat
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,083
6,807
0.308
![](https://cdn.adscientificindex.com/logos/16146.jpg)
Plant biology
Plant nutrition
Chloroplast
Metal biology
Oxidative stress.
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* Total Citation Counts Rankings
World Ranking
35,173
Country Ranking
15,888
Institution Ranking
10
William Raun
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,652
8,223
0.380
![](https://cdn.adscientificindex.com/logos/6568.png)
sensors
nutrient management
nitrogen
plant nutrition
developing world agriculture
* Total Citation Counts Rankings
World Ranking
35,188
Country Ranking
1,527
Institution Ranking
34
Paul Vlek
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,646
6,776
0.313
![](https://cdn.adscientificindex.com/logos/7288.png)
Natural Resources Management
Soil Science
Tropical Agriculture
climate Change
* Total Citation Counts Rankings
World Ranking
35,272
Country Ranking
1,534
Institution Ranking
8
Klaus Kaiser
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,609
9,113
0.422
![](https://cdn.adscientificindex.com/logos/5548.png)
soil
minerals
organic matter
* Total Citation Counts Rankings
World Ranking
35,853
Country Ranking
1,578
Institution Ranking
125
Deli Chen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,365
14,090
0.659
![](https://cdn.adscientificindex.com/logos/11197.jpg)
Soil Science
nitrogen cycling
greenhouse gas emissions
* Total Citation Counts Rankings
World Ranking
36,053
Country Ranking
1,590
Institution Ranking
43
Enli Wang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,276
12,576
0.591
![](https://cdn.adscientificindex.com/logos/15658.png)
Soil-Plant Systems Modelling
Applied Meteorology
Climate Change Impact
Hydrology
* Total Citation Counts Rankings
World Ranking
36,342
Country Ranking
16,339
Institution Ranking
100
Warren Dick
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,160
6,224
0.294
![](https://cdn.adscientificindex.com/logos/6547.jpg)
Soil science
microbial ecology
water quality
sustainable agriculture
* Total Citation Counts Rankings
World Ranking
36,351
Country Ranking
1,600
Institution Ranking
138
Balwant Singh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,156
9,054
0.428
* Total Citation Counts Rankings
World Ranking
36,382
Country Ranking
16,352
Institution Ranking
41
David D Myrold
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,143
7,914
0.374
![](https://cdn.adscientificindex.com/logos/6604.jpg)
Nitrogen Cycling
Carbon Cycling
Microbial Communities
* Total Citation Counts Rankings
World Ranking
36,662
Country Ranking
3,204
Institution Ranking
4
Colin D Campbell
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,032
7,223
0.343
![](https://cdn.adscientificindex.com/logos/16461.png)
soil
soil microbial ecology
* Total Citation Counts Rankings
World Ranking
36,994
Country Ranking
16,603
Institution Ranking
5
Jeffrey Herrick
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,901
8,565
0.410
![](https://cdn.adscientificindex.com/logos/6310.jpg)
Soil Science
Ecology
Agriculture
Policy
Rangelands
* Total Citation Counts Rankings
World Ranking
38,109
Country Ranking
1,649
Institution Ranking
45
Wolfgang Wilcke
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,468
9,734
0.476
![](https://cdn.adscientificindex.com/logos/4768.png)
soil science
soil chemistry
biogeochemistry
environmental chemistry
ecosystem research
* Total Citation Counts Rankings
World Ranking
38,398
Country Ranking
362
Institution Ranking
27
Sang Soo Lee
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,348
15,596
0.766
* Total Citation Counts Rankings
World Ranking
38,645
Country Ranking
45
Institution Ranking
4
Muhammad Abid
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,264
17,177
0.848
* Total Citation Counts Rankings
World Ranking
38,812
Country Ranking
1,416
Institution Ranking
1
Haiyan Chu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,198
14,885
0.737
* Total Citation Counts Rankings
World Ranking
39,140
Country Ranking
1,743
Institution Ranking
147
AG O Donnell
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,075
6,676
0.333
![](https://cdn.adscientificindex.com/logos/11421.jpg)
Soil science
soil biology
agriculture
microbial ecology